Which back muscle extends and rotates the vertebral column?
A. erector spinae
B. longissimus capitis
C. interspinales
D. multifidus
E. psoas minor
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Question 2) Which back muscle inserts on the ribs and vertebrae?
A. erector spinae
B. longissimus capitis
C. interspinales
D. multifidus
E. psoas minor
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Question 3) The major movement produced during quiet breathing is accomplished by the
A. scalenes.
B. diaphragm.
C. external intercostals.
D. internal intercostals.
E. transverses thoracis.
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Question 4) Which of the following muscles contracts during forced expiration?
A. scalenes
B. diaphragm
C. linea alba
D. internal intercostals
E. external intercostals
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Question 5) Contraction of the inferior rectus muscle directs the pupil to look
A. up.
B. obliquely.
C. to the side.
D. to the nose.
E. down.
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Question 6) In order to stabilize the hyoid so that the larynx can be elevated in swallowing, the _____ muscle group is used.
A. pterygoid
B. infrahyoid
C. auricularis
D. suprahyoid
E. hyoglossus
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Question 7) In humans
A. back muscles are strong to maintain erect posture.
B. deep back muscles extend from the vertebrae to the ribs.
C. most of the muscle mass in the lower back is from the spinalis muscle.
D. back muscles are not very strong.
E. back muscles are similar in strength to the back muscles of cattle.
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Question 8) In order for both eyes to direct their gaze to the right, which of the following muscles are used? (1) right lateral rectus (2) right medial rectus (3) left lateral rectus (4) left medial rectus
A. 1 and 3
B. 2 and 4
C. 2 and 3
D. 1 and 4
E. 1, 2, 3
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Question 9) Which of the following muscles is involved in swallowing?
A. sternocleidomastoid
B. palatopharyngeus
C. temporalis
D. vocalis
E. masseter
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Question 10) Muscles that change the shape of the tongue are called
A. extrinsic muscles.
B. deglutition muscles.
C. masseter muscles.
D. intrinsic muscles.
E. suprahyoid muscles.
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