Question 1

The frontal belly of the occipitofrontalis muscle causes what action?

Accepted Answer

A)   Sneering
B)   Smiling
C)   Flaring the nostrils
D)   Wrinkling the brow (forehead) 
E)   FrowningF) None of the above
G) B) and E)

Question 2

The piriformis muscle attaches distally to the greater trochanter of the femur.

Accepted Answer

A) True 
 B)False

Question 3

-These figures show the intrinsic muscles of the right foot. What muscle or group does number 2 indicate?

Accepted Answer

A)   Flexor digitorum brevis
B)   Abductor digiti minimi
C)   Abductor hallucis
D)   Lumbricals
E)   InterosseiF) A) and D)
G) B) and E)

Question 4

Which muscle is the prime extensor of the elbow joint?

Accepted Answer

A)   Deltoid muscle
B)   Triceps brachii
C)   Biceps brachii
D)   Brachialis
E)   BrachioradialisF) None of the above
G) A) and C)

Question 5

Which is the longest muscle of the body?

Accepted Answer

A)   Sartorius
B)   Gracilis
C)   Quadriceps femoris
D)   Biceps brachii
E)   BrachioradialisF) B) and C)
G) A) and B)

Question 6

-These figures show the intrinsic muscles of the right foot. What muscle does number 3 indicate?

Accepted Answer

A)   Flexor digitorum brevis
B)   Abductor digiti minimi
C)   Plantar interossei
D)   Lumbricals
E)   Flexor hallucis brevisF) A) and E)
G) A) and D)

Question 7

The pectoralis major extends the arm, whereas the latissimus dorsi flexes it.

Accepted Answer

A) True 
 B)False

Question 8

-This figure shows superficial and deep arm muscles. What muscle does number 1 indicate?

Accepted Answer

A)   Biceps brachii
B)   Brachialis
C)   Coracobrachialis
D)   Brachioradialis
E)   Triceps brachiiF) A) and E)
G) C) and D)

Question 9

-This figure shows a lateral view of the muscles of facial expression. What muscle does number 5 indicate?

Accepted Answer

A)   Temporalis
B)   Masseter
C)   Buccinator
D)   Sternocleidomastoid
E)   PlatysmaF) B) and E)
G) A) and D)

Question 10

-This figure shows the muscles of facial expression. What muscle does number 7 indicate?

Accepted Answer

A)   Mentalis
B)   Levator labii superioris
C)   Risorius
D)   Sternocleidomastoid
E)   Depressor labii inferiorisF) C) and E)
G) C) and D)

Question 11

You have just disembarked from an airplane following a cross-country flight. You are experiencing difficulty in hearing and notice that your ears are plugged. To relieve the pressure you try "yawning" to clear the ear canal. It worked. What muscle was involved?

Accepted Answer

A)   Middle constrictor
B)   Levator veli palatini
C)   Salpingopharyngeus
D)   Palatopharyngeus
E)   Tensor veli palatiniF) None of the above
G) A) and B)

Question 12

This thick sheet of fascia extends between the phalanges of the toes and the calcaneus, and also encloses the plantar muscles of the foot.

Accepted Answer

A)   Extensor retinaculum
B)   Extensor aponeurosis
C)   Intrinsic fascia
D)   Plantar aponeurosis
E)   Elevator tendonosisF) A) and B)
G) None of the above

Question 13

A muscle whose action opposes that of the prime mover is known as a(n)

Accepted Answer

A)   agonist.
B)   antagonist.
C)   synergist.
D)   extensor.E) A) and B)
F) A) and C)

Question 14

Which of the following is not one of the rotator cuff muscles?

Accepted Answer

A)   Teres major
B)   Teres minor
C)   Supraspinatus
D)   Infraspinatus
E)   SubscapularisF) B) and E)
G) A) and C)

Question 15

This figure shows an anterior view of the right thigh. What muscle does number 1 indicate?

Accepted Answer

A)   Gluteus maximus
B)   Gluteus medius
C)   Psoas major
D)   Gracilis
E)   Vastus lateralisF) None of the above
G) A) and B)

Question 16

-This figure shows the muscles of the posterior trunk. What muscle does number 1 indicate?

Accepted Answer

A)   Trapezius
B)   Rhomboid major
C)   Latissimus dorsi
D)   Infraspinatus
E)   SupraspinatusF) A) and E)
G) C) and D)

Question 17

Which extrinsic eye muscle is innervated by the abducens nerve (CN VI) ?

Accepted Answer

A)   Inferior oblique
B)   Superior oblique
C)   Lateral rectus
D)   Medial rectus
E)   Superior rectusF) All of the above
G) A) and B)

Question 18

Hamstring muscles extend the thigh.

Accepted Answer

A) True 
 B)False

Question 19

-This figure shows a lateral view of the muscles of facial expression. What muscle does number 4 indicate?

Accepted Answer

A)   Temporalis
B)   Masseter
C)   Buccinator
D)   Sternocleidomastoid
E)   PlatysmaF) All of the above
G) A) and C)

Question 20

This muscle extends and rotates the vertebral column toward the opposite side of the body. Its inferior attachments are on the sacrum and transverse processes of each vertebra and its superior attachments are the spinous processes of more superior vertebrae.

Accepted Answer

A)   Multifidus
B)   Interspinales
C)   Intertransversarii
D)   Rotators
E)   Quadratus lumborumF) A) and E)
G) C) and E)

Exam 11: Muscular System: Axial and Appendicular Muscles

Which of the following is not one of the rotator cuff muscles?

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Which is the longest muscle of the body?

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-These figures show the intrinsic muscles of the right foot. What muscle or group does number 2 indicate?

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Which muscle is the prime extensor of the elbow joint?

Correct AnswerverifiedShow Answer

This muscle extends and rotates the vertebral column toward the opposite side of the body. Its inferior attachments are on the sacrum and transverse processes of each vertebra and its superior attachments are the spinous processes of more superior vertebrae.

Correct AnswerverifiedShow Answer

-This figure shows superficial and deep arm muscles. What muscle does number 1 indicate?

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-This figure shows a lateral view of the muscles of facial expression. What muscle does number 5 indicate?

Correct AnswerverifiedShow Answer

A muscle whose action opposes that of the prime mover is known as a(n)

Correct AnswerverifiedShow Answer

-This figure shows the muscles of the posterior trunk. What muscle does number 1 indicate?

Correct AnswerverifiedShow Answer

The frontal belly of the occipitofrontalis muscle causes what action?

Correct AnswerverifiedShow Answer

This thick sheet of fascia extends between the phalanges of the toes and the calcaneus, and also encloses the plantar muscles of the foot.

Correct AnswerverifiedShow Answer

You have just disembarked from an airplane following a cross-country flight. You are experiencing difficulty in hearing and notice that your ears are plugged. To relieve the pressure you try "yawning" to clear the ear canal. It worked. What muscle was involved?

Correct AnswerverifiedShow Answer

This figure shows an anterior view of the right thigh. What muscle does number 1 indicate?

Correct AnswerverifiedShow Answer

The pectoralis major extends the arm, whereas the latissimus dorsi flexes it.

Correct AnswerverifiedShow Answer

-These figures show the intrinsic muscles of the right foot. What muscle does number 3 indicate?

Correct AnswerverifiedShow Answer

The piriformis muscle attaches distally to the greater trochanter of the femur.

Correct AnswerverifiedShow Answer

-This figure shows a lateral view of the muscles of facial expression. What muscle does number 4 indicate?

Correct AnswerverifiedShow Answer

Which extrinsic eye muscle is innervated by the abducens nerve (CN VI) ?

Correct AnswerverifiedShow Answer

-This figure shows the muscles of facial expression. What muscle does number 7 indicate?

Correct AnswerverifiedShow Answer

Hamstring muscles extend the thigh.

Correct AnswerverifiedShow Answer

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