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Chapter 10 -2
Exam 2
96
Anatomy
Undergraduate 1
02/18/2011

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Term
origin of the genioglossus
Definition
front of mandible
Term
pharyngeal constrictors instert onto
Definition
median raphe and occipital bone
Term
pharyngeal constrictors arise from
Definition
the medial aspect of the mandible, the hyoid bone, thyroid and cricoid cartilages, pterygoid process of sphenoid bone
Term
strap muscles
Definition
infra and suprahyoid muscles of the neck
Term
oculomotor nerve
Definition
superior rectus muscle, medial rectus muscle, inferior rectus muscle, inferior oblique muscle
Term
tochlear nerve
Definition
superior oblique muscle
Term
trigeminal nerve
Definition
maesster muscle, temporalis muscle, medial pterygoid muscle, lateral pterygoid muscle
Term
abducens nerve
Definition
lateral rectus muscle
Term
facial nerve
Definition
orbicularis oculi muscle, obicularis oris muscle, buccinator muscle
Term
vagus nerve
Definition
superior, middle, and inferior constrictors muscle
Term
accessory nerve
Definition
sternocleidomastoid muscle
Term
hypoglossal nerve
Definition
genioglossus muscle
Term
deep muscles of the vertebral column are innervated by _______
Definition
spinal nerves
Term
the deep muscles of the vertebral column adjust the position of ____
Definition
the vertebral column, head, neck, and ribs
Term
verte
Definition
the erector spinae muscle is the strong extensor of the back
Term
the three basic groups of the deep back muscle
Definition
iliocostalis, longissimus, spinalis,
Term
iliocostalis group has origin from ___ and ___
Definition
sacrum and iliac crest as well as ribs
Term
iliocostalis group insterts___
Definition
on ribs and transverse processes of vertebral above its origins
Term
this group is the most lateral fibers
Definition
iliocostalis group
Term
logissmus group has origin
Definition
from transverse processes of vertebrae below
Term
longissmus group inserts
Definition
on transverse processes of vertebrae above
Term
the middle group of muscle fibers
Definition
longissmus group
Term
spinalis group has origin
Definition
from spinous processes below to spinous processes above
Term
the most medial group is the
Definition
spinalis group
Term
the erector spinae muscle extends
Definition
the full length of the back
Term
the lateral boundary of the erector spinae muscle is
Definition
over to about the middle of the back
Term
erector spinae muscle is innervated by
Definition
cervical, thoracic, and lumbar spinal nerves
Term
origin of the sternocleidomastoid muscle
Definition
sternum and clavicle
Term
insertion of the sternocleidomastoid muscle
Definition
mastoid process
Term
muscles on both sides of the sternocleidomastoid muscle
Definition
flexes the head and neck
Term
muscle on one side of sternocleidomastoid muscle
Definition
turns head to opposite side
Term
origin of the splenius muscle
Definition
cervical spinous processes
Term
insertion of the splenius muscle
Definition
mastoid process and superior cervical vertebrae
Term
muscles on both sides of the splenius muscle
Definition
extends the neck and head
Term
muscle one side of splenius muscle
Definition
turns head to same side and laterally flexes neck
Term
oblique muscles
Definition
oblique muscles of neck and thorax and diaphragm
Term
oblique muscles of neck and thorax are important in _____
Definition
respiration
Term
what two muscles are oblique muscles of neck and thorax that are important in respiration
Definition
scalene muscles and intercostal muscles
Term
most important muscle in respiration
Definition
diaphragm
Term
origin of the scalene muscles
Definition
transverse processes of vertebrae
Term
insertion of scalene muscles
Definition
first two ribs
Term
origin of internal intercostal muscle
Definition
superior border of each rib
Term
insertion of intercostal muscle
Definition
inferior border of the rib above
Term
origin of external intercostal muscle
Definition
inferior border of each rib
Term
insertion of external intercostal muscle
Definition
superior border of the rib below
Term
origin of external abdominal oblique muscle
Definition
external and inferior borders of ribes 5-12
Term
insertion of external abdominal oblique muscle
Definition
aponeuroses of external oblique and linea alba
Term
internal abdominal oblique muscle origin
Definition
thoracolumbar fascia and iliac crest
Term
insertion of the internal abdominal oblique muscle
Definition
inferior surface of lower ribs, linea alba and pubis
Term
origin of the rectus abdominis muscle
Definition
superior aspect of pubic bone
Term
insertion of rectus abdominis muscle
Definition
inferior surface of ribs 5-7 and xiphoid
Term
rotates neck to opposite side
Definition
scalene muscle
Term
scalene muscles innervated by
Definition
cervical spinal nerves
Term
important accessory muscles of respiration by elevating ribs
Definition
scalene muscles
Term
rotate the vertebral column
Definition
abdominal oblique muscles
Term
abdominal oblique muscles innervated by
Definition
thoracic and lumbar spinal nerves
Term
compress underlying organs between the vertebral column and the ventral midline
Definition
abdominal oblique muscles
Term
levator ani muscle origin
Definition
ischial spine, pubis
Term
levator ani muscle insertion
Definition
coccyx and median raphe; iliococcygeus muscle, pubococcygeus muscle
Term
coccygeus (ischiococcygeus) muscle origin
Definition
ischial spine
Term
coccygeus (ischiococcygeus) muscle insertion
Definition
sacrum and coccyx
Term
muscles of pelvic floor:
Definition
1. extend from sacrum and coccyx to ischium and pubis; 2. support the organs of the pelvic cavity; 3. controls movement of material through anus and urethra
Term
muscles involved with upper limb
Definition
muscles that position the pectoral girdle; move the arm; morve the forearm and hand; move the hand and fingers
Term
trapezius muscle
Definition
accessory nerve
Term
rhomboid muscle
Definition
dorsal scapular nerve
Term
levator scapulae muscle
Definition
cervical nerves; dorsal scapular nerve
Term
medial pectoral nerve
Definition
depresses and protracts shoulder; rotates scapula to move glenold cavity inferiorly
Term
long thoracic nerve
Definition
protracts shoulder; rotates scapula to move glenoid gavity superiorly
Term
deltoid muscle
Definition
axillary nerve
Term
subscapularis muscle
Definition
subscapular nerve
Term
biceps brachi muscle
Definition
musculocutaneous nerve
Term
coracobrachialis muscle
Definition
musculocutaneous nerve
Term
pectoralis major muscle
Definition
pectoral nerves
Term
anteriror side of deltoid muscle
Definition
flexion and medial rotation of humerus
Term
posterior side of deltoid muscle
Definition
extension and lateral rotation of humerus
Term
supraspinatus and infraspinatus muscles
Definition
suprascapular nerve
Term
teres minor
Definition
axillary nerve
Term
teres major
Definition
lower subscapular nerve
Term
triceps brachi muscle (long head)
Definition
radial nerve
Term
latissimus dorsi muscle
Definition
thoracodorsal nerve
Term
abductor of rotator cuff
Definition
supraspinatus
Term
lateral rotator of rotator cuff
Definition
infraspinatus, teres minor
Term
medial rotator of rotator cuff
Definition
subscapularis
Term
muscles that move the medial rotator shoulder joint
Definition
subscapularis; teres major; latissumus dorsi; pectoralis major
Term
muscles that move the lateral rotator shoulder joint
Definition
infrapinatus; teres minor
Term
muscles that move the abductor in the shoulder joint
Definition
deltoid; supraspinatus
Term
muscles that move the adductor in the shoulder joint
Definition
pectoralis major; latissumus dorsi; teres major; coracobrachialis
Term
muscles that fle
Definition
Term
muscles that flexion the shoulder joint
Definition
pectoralis major; coracobrachialis; biceps brachii
Term
muscles that extension the shoulder joint
Definition
latissumus dorsi; teres major
Term
muscles in the pectoralis major that move the shoulder joint
Definition
flexion; adduction; medial rotation
Term
muscles in the coracobrachialis that move the shoulder joint
Definition
flexion; adduction
Term
muscles in the latissimus dorsi that move the shoulder joint
Definition
extension; adduction; medial rotation
Term
muscles in the biceps brachii that move the shoulder joint
Definition
flexion
Term
muscles in the teres major that move the shoulder joint
Definition
extension; adductionl; medial rotation
Term
muscles in the deltoid that move the shoulder joint
Definition
abduction
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