Term
A typical long bone consists of: |
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Definition
-Epiphysis -Epiphyseal plate (growth plate) -Metaphysis -Diaphysis |
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Term
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Definition
-Support the body -Protect soft tissue -Provide a system of levels for locomotion |
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Term
The appendicular skeleton is composed of: |
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Definition
Thoracic limb, pelvic limb |
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Term
The axial skeleton is composed of: |
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Definition
Vertebra, rib, sternum, skull |
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Term
The splanchnic or visceral skeleton consists of: |
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Definition
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Term
Name the three types of joints |
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Definition
Fibrous, Cartilaginous, synovial |
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Term
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Definition
United by fibrous connective tissue (skull) |
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Term
What is a cartilaginous joint? |
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Definition
United by cartilage (vertebral bodies) |
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Term
What is a synovial joint? |
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Definition
"true joints" that allow for the most movement, commonly involved in dislocation (shoulder, knee) |
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Term
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Definition
movement, heat generation from shivering |
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Term
List the three types of muscles |
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Definition
Cardiac, smooth, skeletal |
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Term
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Definition
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Term
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Definition
Muscle of the blood vessels and viscera |
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Term
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Definition
Responsible for movement, and also organs such as the tongue and eye |
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Term
What are the nerve anatomical categories? |
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Definition
Central nervous system, peripheral nervous system |
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Term
What are the nerve functional categories? |
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Definition
Somatic nervous system, autonomic nervous system |
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Term
What is the function of the thoracic limb? |
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Definition
Weight bearing and propulsion |
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Term
What attaches to the supraspinous fossa of the scapula? |
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Definition
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Term
What attaches to the infraspinous fossa? |
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Definition
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Term
What attaches to the acromion? |
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Definition
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Term
What attaches to the supraglenoid tubercle? |
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Definition
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Term
What attaches to the coracoid process? |
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Definition
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Term
What attaches to the subscapular fossa? |
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Definition
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Term
The lateral epicondyle of the humerus provides origins for which muscles? |
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Definition
The extensor muscles for the carpus and digit |
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Term
What three processes are prone to fracture on the ulna? |
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Definition
Anconeal process, lateral coronoid process, and medial coronoid process |
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Term
What innervates the pectoral muscles? |
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Definition
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Term
What innervates the brachiocephalicus m? |
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Definition
-Accessory nerve -ventral branches of the cervical spinal n |
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Term
What innervates the sternocephalicus m? |
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Definition
-Accessory nerve -ventral branches of the cervical spinal n |
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Term
What innervates the omotransversarius m? |
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Definition
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Term
What innervates the trapezius m? |
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Definition
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Term
What innervates the rhomboideus m? |
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Definition
Ventral branches of the cervical and thoracic spinal nerves |
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Term
What innervates the latissimus dorsi? |
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Definition
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Term
What innervates the serratus ventralis m? |
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Definition
Ventral branches of the cervical and thoracic spinal nerves (long thoracic n) |
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Term
What innervates the cutaneous trunci? |
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Definition
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Term
What four muscles are innervated by the accessory nerve? |
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Definition
Brachiocephalicus m, sternocephalicus m, omotransversarius m, trapezius m |
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Term
What four muscles are innervated by the cervial spinal nerves? |
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Definition
Brachiocephalicus m, sternocephalicus m, rhomboideus m, and serratus ventralis |
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Term
What two muscles are innervated by the thoracic spinal nerves? |
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Definition
rhomboideus m, and serratus ventralis |
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Term
What two muscles are innervated by the accessory nerves and the ventral branches of the cervical spinal nerves? |
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Definition
Brachiocephalicus m, and sternocephalicus m |
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Term
What are the three parts of the brachiocephalicus? |
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Definition
Cleidobrachialis, cleidocervicalis, cleidomastoideus |
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Term
How do the extrinsic muscles join the axial skeleton? |
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Definition
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Term
What is the action of the pectoral m? |
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Definition
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Term
What is the action of the sternocephalicus m? |
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Definition
draw the head/neck to the side |
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Term
What is the action of the brachiocephalicus m? |
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Definition
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Term
What is the action of the omotransversarius m? |
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Definition
-advance the limb -flex the neck |
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Term
What is the action of the trapezius m? |
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Definition
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Term
What is the action of the rhomboideus m? |
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Definition
-elevate limb -draw scapula against the trunk |
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Term
What is the action of the latissimus dorsi m? |
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Definition
-digging -flex the shoulder joint |
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Term
What is the action of the cutaneous trunci m? |
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Definition
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Term
What is the action of the serratus ventralis m? |
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Definition
-support the trunk -depress the scapula |
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Term
What innervates the deltoideus m? |
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Definition
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Term
What innervates the suprapinatus m? |
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Definition
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Term
What innervates the infraspinatus m? |
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Definition
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Term
What innervates the teres minor m? |
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Definition
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Term
What innervates the subscapularis m? |
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Definition
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Term
What innervates the teres major m? |
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Definition
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Term
What innervates the coracobrachialis m? |
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Definition
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Term
What innervates the tensor fascia antebrachii m? |
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Definition
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Term
What innervates the triceps brachii m? |
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Definition
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Term
What innervates the anconeus m? |
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Definition
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Term
What innervates the biceps brachii m? |
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Definition
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Term
What innervates the brachialis m? |
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Definition
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Term
The musculocutaneous n innervates which muscle(s)? |
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Definition
-Biceps brachii m -Brachialis m -Coracobrachialis m |
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Term
The radial n innervates which muscle(s)? |
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Definition
-Tensor fascia antebrachii -Triceps brachii m -Anconeus m -Extensor muscles of the antebrachium |
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Term
What is the origin of the supraspinatus m? |
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Definition
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Term
What is the insertion of the supraspinatus m? |
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Definition
Greater tubercle of the humerus |
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Term
What is the action of the deltoideus m? |
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Definition
flexion of the shoulder joint |
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Term
What is the action of the supraspinatous m? |
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Definition
extend and stabilize shoulder joint |
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Term
What is the action of the infraspinatus m? |
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Definition
stabilize the shoulder joint |
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Term
What is the action of teres minor m? |
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Definition
flex, rotate the limb laterally |
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Term
What is the action of the subscapularis m? |
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Definition
adduct, stabilize, extend |
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Term
What is the action of teres major? |
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Definition
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Term
What is the origin of teres major m? |
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Definition
The caudal angle of the scapula |
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Term
What is the insertion of teres major m? |
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Definition
teres major tuberosity of the humerus |
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Term
What is the action of the coracobrachialis m? |
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Definition
adduct, extend, stabilize |
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Term
What is the action of the subscapularis m? |
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Definition
adduct, stabilize, rotate medially, extend |
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Term
What is the action of the tensor fascia antebrachii m? |
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Definition
extension of the elbow joint |
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Term
What is the action of the triceps brachii m? |
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Definition
extend the elbow joint, flex shoulder joint (long head) |
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Term
What are the four parts of the triceps brachii? |
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Definition
Long head, medial head, lateral head, and accessory head |
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Term
What is the origin of the triceps brachii? |
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Definition
from the caudal border of the scapula to the proximal one third of the humerus |
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Term
What is the insertion of the triceps brachii? |
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Definition
Olecranon tuberosity on the ulna |
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Term
What is the action of the anconeus? |
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Definition
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Term
What is the origin of the biceps brachii m? |
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Definition
supraglenoid tubercle on the scapula |
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Term
What is the insertion of the biceps brachii m? |
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Definition
ulnar and radial tuberosities |
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Term
What does the shoulder tendon pass through? |
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Definition
The intertubercular groove of the proximal end of the humerus |
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Term
What holds the shoulder tendon in place in the intertubercular groove of the humerus? |
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Definition
transverse humeral retinaculum |
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Term
What are the lateral muscles of the scapula and shoulder? |
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Definition
deltoideus m, supraspinatus m, infraspinatus m, and teres minor m |
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Term
What are the medial muscles of the scapula and shoulder? |
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Definition
subscapularis m, teres major m, and coracobrachialis m |
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Term
What are the caudal muscles of the arm? |
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Definition
tensor fascia antebrachii m, triceps brachii m, and anconeus |
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Term
What are the cranial muscles of the arm? |
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Definition
biceps brachii m, and brachialis m |
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Term
The axillary n innervates which muscle(s)? |
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Definition
Deltoideus m, teres minor m, and teres major m |
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Term
The suprascapular n innervates which muscle(s)? |
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Definition
supraspinatus and infraspinatus |
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Term
Name the cranial and lateral muscles of the forearm. |
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Definition
-extensor carpi radialis m -common digital extensor m -lateral digital extensor m -ulnaris lateralis m -supinator m -abductor pollicis longus m |
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Term
What is the origin and innervation of the cranial and lateral muscles of the forearm? |
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Definition
Origin: lateral epicondyle of the humerus Innervation: radial nerve |
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Term
What is the action of the cranial and lateral muscles of the forearm? |
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Definition
extend the carpus and digits |
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Term
What is the insertion of the flexor carpi radialis m? |
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Definition
base of metacarpals II and III |
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Term
What is the insertion of the common digital extensor m? |
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Definition
extensor process of the distal phalanges |
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Term
What is the action of the supinator m? |
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Definition
rotate the arm laterally, flex the elbow |
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Term
What is the action of the Abductor pollicis longus m? |
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Definition
Abduct pollex (digit I) and extend carpus |
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Term
What innervates the caudal and medial muscles of the forearm? |
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Definition
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Term
What is the origin of the medial and caudal muscles of the forearm? |
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Definition
medial epicondyle of the humerus |
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Term
What is the action of the medial and caudal muscles of the forearm? |
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Definition
flex the carpus and digits |
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Term
What are the medial and caudal muscles of the forearm? |
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Definition
-flexor carpi radialis m -flexor carpi ulnaris m -superficial digital flexor m -deep digital flexor m -pronator teres m -pronator quadratus m |
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Term
What is the insertion of the flexor carpi ulnaris? |
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Definition
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Term
What is the insertion of the superficial digital flexor? |
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Definition
palmar surface of the base of the middle phalanges |
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Term
What are the three heads of the deep digital flexor m? |
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Definition
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Term
What is the insertion of the deep digital flexor m? |
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Definition
palmar surface of the base of the distal phalanges |
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Term
What is the action of the pronator teres m? |
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Definition
rotate the arm medially, flex the elbow |
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Term
What is the action of the pronator quadratus m? |
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Definition
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Term
What is the origin of the 4 interossei? |
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Definition
base of the metacarpal bones, and carpal joint capsule |
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Term
What is the insertion of the interossei? |
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Definition
base of the proximal phalanx |
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Term
What innervates the interossei m? |
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Definition
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Term
What is the action of the interossei? |
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Definition
flexor of metacarpophalangel joint |
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Term
Why is elbow luxation uncommon in the dog? |
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Definition
The anconeal process projects into the olecrenon fossa |
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Term
What artery of the thoracic limb arises from the subclavian a? |
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Definition
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Term
What are the major branches of the axillary a? |
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Definition
-Subscapular (thoracodorsal to the latissimus dorsi -Caudal circumflex humeral a wraps around humerus) -Cranial circumflex humeral a (wraps humerus) |
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Term
What are the major branches of the brachial a? |
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Definition
-Collateral ulnar (runs around olecrenon to medial surface of elbow) -Superficial brachial (runs cranially toward brachium) -Transverse cubital (runs to elbow joint) -Common interosseus (dives between radius and ulna) |
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Term
What is the major branch of the median a? |
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Definition
Radial (comes off cranially to paw) |
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Term
What are the lymph nodes of the thoracic limb and their locations? |
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Definition
-Superficial cervical ln (under omo) -Axillary ln (armpit) |
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Term
What nerves innervate the thoracic wall muscles? |
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Definition
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Term
What direction do the external intercostal muscles run? |
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Definition
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Term
What direction do the fibers of the internal intercostal muscles run? |
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Definition
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Term
What are the dorsal arteries of the thorax? |
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Definition
-Aorta -costocervical trunk |
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Term
What are the ventral arteries of the thorax? |
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Definition
internal thoracic a (which gives rise to the intercostal aa) |
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Term
What is the dorsal vein of the thorax into which the intercostal arteries drain? |
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Definition
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Term
What is the ventral vein of the thorax into which the intercostal arteries drain? |
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Definition
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Term
What is the lymph node located at the bifurcation of the brochi? |
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Definition
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Term
Where are the lymph nodes located near the transversus thoracic? |
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Definition
Sternal and intercostal lymph nodes |
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Term
What are the 3 openings of the diaphragm? |
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Definition
Aortic hiatus, esophageal hiatus, and the foramen vena cava |
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Term
What penetrates the diaphragm via the aortic hiatus? |
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Definition
Aorta, azygos v, and the thoracic duct |
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Term
What penetrates the diaphragm via the esophageal hiatus? |
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Definition
Esophagus and its vessels, and the vagal nerve trunk |
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Term
What penetrates the diaphragm via the foramen vena cava? |
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Definition
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Term
What connects the costal pleura to the underlying muscle? |
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Definition
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Term
Where would you do a thoracocentesis? |
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Definition
-In the costodiaphragmatic recess, between the 6-8 intercostal spaces |
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Term
Where is the cardiac notch? What side of the heart would you be puncturing? |
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Definition
-Between the cranial and middle lobes of the right lung, at the 4-5 intercostal spaces -Right ventricle |
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Term
What is the term for the area on the lung where the root enters? |
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Definition
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Term
What side of the heart is the auricular surface? |
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Definition
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Term
What separates the heart ventricles on the left side? |
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Definition
Paraconal interventricular groove |
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Term
What side of the heart is the atrial surface? |
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Definition
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|
Term
what separates the ventricles on the right side of the heart? |
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Definition
subsinuosal interventricular groove |
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Term
Which muscles are involved in inspiration, and in which direction do the fibers run? |
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Definition
fibers run caudoventrally! -Diaphragm -External intercostal m -Serratus dorsalis cranialis -scalenus -rectus thoracis |
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Term
Which muscles are involved in expiration, and in which direction do the muscle fibers run? |
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Definition
Fibers run cranioventrally! -Abdominal muscles -internal intercostal m -serratus dorsalis caudalis -rectus thoracis |
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Term
What are the levels of the pericardium, from outer to inner? |
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Definition
-fibrous pericardium -serous parietal layer -serous visceral layer |
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Term
What is the ligamentum arteriosum? |
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Definition
connects pulmonary trunk and aorta |
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Term
Where is the fossa ovale (foramen ovale) found? |
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Definition
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|
Term
Where is the valve of the foramen ovale found? |
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Definition
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Term
What is the precursor for the ligamentum arteriosum? |
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Definition
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Term
What is the disease when the ductus arteriosus doesn't close after week 1? |
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Definition
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|
Term
What are the valves of the heart? |
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Definition
-Left and right atrioventricular valves -aortic valve -pulmonary valve |
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Term
In which part of the heart are the pectinate mm? What do they look like? |
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Definition
Auricles; branches on the tree, very stringy along the surface |
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Term
In which part of the heart are the papillary muscles? What do they look like? |
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Definition
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|
Term
In which part of the heart are the cordae tendinae? |
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Definition
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|
Term
What does the cordae tendinae do? |
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Definition
Connects papillary muscles to the cusps of the valves |
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Term
In which part of the heart are the trabeculae carneae? What do they look like? |
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Definition
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Term
In which part of the heart is the crista terminalis? What does it do? |
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Definition
Auricles; give rise to the pectinate muscles |
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Term
What extends from the septal wall to the parietal wall of the ventricles? |
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Definition
Trabecula septomarginalis (moderator band) |
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Term
What is the role of the trabecula septomarginalis? |
|
Definition
ensure ventricles are in synch |
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|
Term
What are the branches of the ascending aorta? |
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Definition
left and right coronary arteries |
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|
Term
What are the two major branches off the aortic arch? |
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Definition
-brachiocephalic trunk -left subclavian |
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|
Term
What are the major branches off the brachiocephalic trunk? |
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Definition
-Left common carotid -Right common carotid -Right subclavian |
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Term
What is it called when the right and left common carotid aa leave the brachiocephalic trunk together? |
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Definition
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|
Term
What are the branches off the right/left subclavian a? |
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Definition
-vertebral a -costocervical trunk (deep cervical a, deep scapular a) -internal thoracic a -superficial cervical a |
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