Choose the INCORRECT statement:
a. the iliocostalis lumborum muscle attaches to the ilium and the inferior six ribs
b. the longissimus muscles form the middle column of the erector spinae group and extends from the ilium to the skull
c. the erector spinae muscles will extend the spine, ...
a. the iliocostalis lumborum muscle attaches to the ilium and the inferior six ribs
b. the longissimus muscles form the middle column of the erector spinae group and
extends from the ilium to the skull
c. the erector spinae muscles will extend the spine, laterally flex the spine, and rotate
the spine
d. the iliocostalis thoracis muscle attaches from the transverse processes of T12-L4 and
to ribs 8 through 12 - ANSWERSd. the iliocostalis thoracis muscle attaches from the
transverse processes of T12-L4 and to ribs 8 through 12
Which of the following muscles does NOT attach to the atlas?
a. levator scapulae
b. rectus capitis posterior minor
c. rectus capitis posterior major
d. obliquus capitis superior - ANSWERSc. rectus capitis posterior major
Which of the following is the most lateral portion of the erector spinae muscle group?
a. multifidus
b. spinalis
c. semispinalis
d. iliocostalis - ANSWERSd. iliocostalis
From neutral, contraction of which muscle produces extension of the head?
Which of the following muscles is considered to be an accessory muscle of respiration?
a. latissimus dorsi
b. rhomboid major
c. serratus posterior superior
d. iliocostalis thoracis - ANSWERSc. serratus posterior superior
Which muscle of the rotator cuff group allows medial rotation of the glenohumeral joint?
a. supraspinatus
b. infraspinatus
c. teres minor
d. subscapularis - ANSWERSd. subscapularis
Which nerve innervates the muscles of the anterior arm?
a. musculocutaneous nerve
b. median nerve
c. ulnar nerve
d. radial nerve - ANSWERSa. musculocutaneous nerve
The flexor carpi ulnaris muscle has proximal origins from the medial epicondyle and
what other site?
a. posterior border of the ulna
b. anterior base of the fifth metacarpal
c. interosseous membrane
d. ulnar tuberosity - ANSWERSa. posterior border of the ulna
Which muscle does extend the hip, but does NOT flex the knee?
a. semitendinosus
, b. ischiocondylar portion of the adductor magnus
c. long head of the biceps femoris
d. semimembranosus - ANSWERSb. ischiocondylar portion of the adductor magnus
Which muscle provides the powerful "push-off" used during walking?
a. tibialis posterior
b. flexor hallucis longus
c. peroneus longus
d. quadratus plantae - ANSWERSb. flexor hallucis longus
Which of the following nerves provides motor supply to the teres major muscle?
a. dorsal scapular nerve
b. axillary nerve
c. musculocutaneous nerve
d. lower subscapular nerve - ANSWERSd. lower subscapular nerve
Embryologically, the muscles of facial expression originate from which pharyngeal arch?
a. I
b. II
c. III
d. IV - ANSWERSb. II
Which of the following is NOT a characteristic histological feature of skeletal muscle?
a. muscle fibers are mononucleated
b. there are transverse striations
c. individual fibers are covered by endomysium
d. cytoplasm contains myofibrils - ANSWERSa. muscle fibers are mononucleated
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