Term
intramembranous ossification
examples |
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Definition
direct ossification, embryonic flat bone formation.
e.g., skull, maxilla, mandible, pelvis, clavicle |
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Term
| endochondral ossification |
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Definition
| replacement of the cartilage model by bone, as in long bones |
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Term
| WHAT ARE ELEMENTS OF SHOULDER GIRDLE & UPPER ARM? |
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Definition
CLAVICLE
SCAPULA
UPPER HUMERUS
AXILLA |
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Term
| What does the clavicle do (broadly) |
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Definition
| acts as a strut holding the upper extremity in place |
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Term
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Definition
lateral portion
medial portion |
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Term
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Definition
-lateral to the coracoid process
-flattened horizontally |
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Term
coracoclavicular joint components
-medial, lateral
-type of joint |
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Definition
-CONOID LIGAMENT: medial
-TRAPEZOID LIGAMENT: lateral
-a syndesmosis |
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Term
medial calvicle
-components
-articulates with? |
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Definition
-typical long bone
-triangular on cross section
-articulates with sternum sternoclavicular joint |
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Term
| between the medial clavicle and manubrium |
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Definition
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Term
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Definition
--primary center of ossification in the middle
--secondary center of ossification is at the sternal end and epiphysis |
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Term
| severity of clavicular fracture depends on... |
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Definition
| integrity of the coracoclavicular ligaments |
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Term
| important structures behind the clavicle in danger in event of fracture |
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Definition
-blood vessels
-brachial plexus |
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Term
| medial connection of long head of the biceps |
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Definition
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Term
| medial connection of long head of the triceps |
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Definition
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Term
| inferior angle of the scapula, muscle insertions |
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Definition
Rhomboid major
teres major
serratus anterior |
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Term
superior angle of the scapula
insertions |
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Definition
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Term
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Definition
| above the suprascapular notch |
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Term
| muscles that attach to the coracoid process |
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Definition
short head of the biceps brachii
coracobrachialis
pectoralis minor |
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Term
| teres major origin and insertion |
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Definition
origin - Posterior aspect of the inferior angle of the scapula
insertion - Medial lip of the inter-tubercular sulcus of the humerus |
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Term
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Definition
-adducts the humerus
-internally rotates the humerus
-extend the humerus from the flexed position
-protract shoulder
-shoulder depression |
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Term
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Definition
lower subscapular nerve
-segmental levels c5-6 |
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Term
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Definition
| subscapular and circumflex scapular arteries |
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Term
| muscles that attach to the medial border of the scapula |
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Definition
-levator scapulae
-rhomboid major
-rhomboid minor |
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Term
| lateral border of the scapula |
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Definition
| from the inferior angle to the infraglenoid tubercle |
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Term
| muscle that attach to the lateral border of the scapula, from top to bottom |
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Definition
-long head of triceps
-teres minor
-teres major |
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Term
| at the end of the spine of the scapula, underneath the acromion |
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Definition
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Term
| trapezius muscle insertions |
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Definition
spine of the scapula
acromion
lateral third of the clavicle |
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Term
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Definition
| from superior nuchal line to spine of t12 vertebra |
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Term
| insertion of the subscapularis muscle |
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Definition
| lesser tubercle of the humerus |
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Term
| muscles that attach to the crest of the lesser tubercle |
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Definition
| teres major and latissimus dorsi |
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Term
| muscles that attach to the greater tubercle of the humerus |
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Definition
-supraspinatus
-infraspinatus
-teres minor |
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Term
| muscles that attach to the crest of the greater tubercle |
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Definition
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Term
| what sits in the bicipital groove? |
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Definition
| tendon of the long head of the biceps brachii |
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Term
| what attaches to the anatomical neck of the humerus? |
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Definition
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Term
| Three important spaces of the shoulder that are bordered by the triceps include |
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Definition
Quadrangular Space
Triangular Space
Triangular Interval |
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Term
Quadrangular Space
borders |
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Definition
medial: long head of triceps
lateral: humeral shaft
superior: teres minor
inferior: teres major |
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Term
Quadrangular Space
contents |
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Definition
-axillary nerve: to innervate the teres minor and deltoid sensation to the lateral arm
-posterior humeral circumflex artery |
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Term
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Definition
inferior: teres major
lateral: long head of triceps
superior: lower border of teres minor |
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Term
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Definition
| scapular circumflex artery |
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Term
triangular interval
borders |
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Definition
superior: teres major
lateral: lateral head of the triceps or the humerus
medial: long head of the triceps |
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Term
triangular interval
contents |
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Definition
profunda brachii artery
radial nerve |
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Term
| glenohumeral joint blood supply |
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Definition
-anterior and posterior circumflex humeral arteries
-suprascapular arteries
-scapular circumflex arteries |
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Term
| innervation of the glenohumeral joint |
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Definition
Suprascapular nerve
Axillary nerve
Lateral pectoral nerve |
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Term
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Definition
-small fluid filled sac lined by synovial membrane
-provides a cushion between bones and tendons or muscles around a joint |
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Term
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Definition
-subdeltoid bursa
-subcoracoid bursa
-subacromial bursa |
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Term
| dislocation statistic regarding direction |
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Definition
| 90% are anterior dislocation |
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Term
| Types of separated shoulder and descruptions |
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Definition
Type 1 - damage to the acromioclavicular joint
Type 2 - acromioclavicular joint it totally busted
Type 3 - acromioclavicular joint and coracoacromial |
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