Question 1

An injury that results in complete functional loss of the ulnar nerve will affect which of the following muscles?

Accepted Answer

A)  abductor digiti minimi
B)  abductor pollicis brevis
C)  flexor carpi radialis
D)  brachioradialis
E)  extensor indicisF) A) and B)
G) A) and C)

Question 2

The muscles that laterally rotate and depress the scapula, as in shrugging and lowering the shoulders, are the

Accepted Answer

A)  trapezius and serratus anterior.
B)  pectoralis minor and serratus anterior.
C)  levator scapulae and rhomboideus.
D)  trapezius and rhomboideus.
E)  trapezius and latissimus dorsi.F) C) and D)
G) A) and B)

Question 3

A baseball pitcher who injures one of his SITS muscles most commonly sustains tears to the tendon of which muscle?

Accepted Answer

A)  supraspinatus
B)  infraspinatus
C)  teres minor
D)  subscapularis
E)  deltoidF) D) and E)
G) A) and B)

Question 4

Which muscle(s)  in the figure insert(s)  on the head of the fibula?

Accepted Answer

A)  1
B)  2
C)  3
D)  4
E)  5F) A) and E)
G) C) and D)

Question 5

Which of the following muscles is not externally visible on the trunk of the body?

Accepted Answer

A)  transverse abdominal
B)  latissimus dorsi
C)  trapezius
D)  pectoralis major
E)  external abdominal obliqueF) A) and E)
G) C) and D)

Question 6

The serratus anterior is innervated by which nerve?

Accepted Answer

A)  accessory nerve
B)  dorsal scapular nerve
C)  long thoracic nerve
D)  lateral pectoral nerve
E)  axillary nerveF) A) and B)
G) A) and C)

Question 7

Carpal tunnel pressure is sometimes relieved by surgically excising part or all of which structure?

Accepted Answer

A)  palmar aponeurosis
B)  extensor retinaculum
C)  flexor retinaculum
D)  extensor aponeurosis
E)  median nerveF) B) and C)
G) A) and C)

Question 8

All of the following are functions of muscles except

Accepted Answer

A)  stability.
B)  heat production.
C)  control of openings.
D)  secretion.
E)  respiration.F) A) and D)
G) None of the above

Question 9

After taking their wedding vows, a bride and groom often ceremonially use which of the following muscles before walking away from the altar?

Accepted Answer

A)  depressor anguli oris
B)  orbicularis oris
C)  levator labii superioris
D)  platysma
E)  quadriceps femorisF) A) and E)
G) A) and D)

Question 10

Tennis elbow is a common term describing injury to which of the following?

Accepted Answer

A)  extensor hallucis longus
B)  pronator quadratus
C)  extensor carpi radialis longus
D)  subscapularis
E)  flexor digitorum profundusF) C) and D)
G) B) and E)

Question 11

Which of the following describes an appearance of red muscular tissue emerging directly from bone rather than being separated from it by an obvious tendon?

Accepted Answer

A)  fleshy attachment
B)  indirect attachment
C)  inverted attachment
D)  insertion
E)  originF) C) and E)
G) A) and D)

Question 12

Which muscle(s)  in the figure is(are)  responsible for medially rotating the tibia?

Accepted Answer

A)  1
B)  1, 2 and 5
C)  1 and 2
D)  3, 4 and 5
E)  3 and 5F) A) and D)
G) C) and D)

Question 13

After childbirth a woman begins experiencing tremendous pain in her groin, making it difficult for her to walk.She has difficulty walking due to the pain.An X-ray shows a fracture extending from her symphysis pubis to the inferior ramus of the pubis.As a result of the fracture, which group of muscles might be impaired?

Accepted Answer

A)  hip flexors
B)  thigh abductors
C)  hip extensors
D)  later rotators
E)  thigh adductorsF) None of the above
G) B) and D)

Question 14

A point of convergence for several muscles of the lower face is called the

Accepted Answer

A)  retinaculum.
B)  aponeurotica.
C)  modiolus.
D)  nuchal line.
E)  galea.F) C) and D)
G) A) and B)

Question 15

Which muscle(s)  in the figure is(are)  responsible for abducting and medially rotating the thigh?

Accepted Answer

A)  1
B)  2
C)  3
D)  4
E)  5F) None of the above
G) A) and D)

Question 16

A clinician induces contraction of the gastrocnemius and soleus and notices that the foot does not plantar flex as expected.Which of the following would be a logical diagnosis?

Accepted Answer

A)  peroneal nerve injury
B)  ruptured calcaneal tendon
C)  anterior compartment syndrome
D)  shinsplints
E)  lateral plantar nerve injuryF) A) and B)
G) A) and C)

Question 17

What separates groups of muscles?

Accepted Answer

A)  epimysium
B)  fascicles
C)  perimysium
D)  fascia
E)  endomysiumF) None of the above
G) A) and E)

Question 18

A skydiver's parachute fails to deploy.After some struggle, his reserve chute deploys in time to save his life.However, his landing is harder than normal and he feels his knee slightly hyperextend.He shakes it off and goes about his normal routine.Later that day he begins experiencing knee pain.Two days later he notices that his knee "pops" when he crouches and soon discovers he has dislocated his femur on the knee.What muscle was likely injured initially?

Accepted Answer

A)  popliteus
B)  tensor fasciae latae
C)  soleus
D)  sartorius
E)  quadriceps femorisF) A) and B)
G) B) and E)

Question 19

The occipitalis and frontalis are connected via the

Accepted Answer

A)  galea retinaculum.
B)  galea aponeurotica.
C)  galea cranium.
D)  galea orbicularis.
E)  galea neurotica.F) D) and E)
G) C) and D)

Question 20

The rectus femoris is what muscle shape?

Accepted Answer

A)  fusiform
B)  parallel
C)  triangular
D)  elongated
E)  pennateF) C) and E)
G) A) and E)

Exam 10: The Muscular System

Which muscle(s) in the figure is(are) responsible for abducting and medially rotating the thigh?

Correct Answer
verified

A baseball pitcher who injures one of his SITS muscles most commonly sustains tears to the tendon of which muscle?

Correct Answer
verified

The occipitalis and frontalis are connected via the

Correct Answer
verified

After taking their wedding vows, a bride and groom often ceremonially use which of the following muscles before walking away from the altar?

Correct Answer
verified

The rectus femoris is what muscle shape?

Correct Answer
verified

The muscles that laterally rotate and depress the scapula, as in shrugging and lowering the shoulders, are the

Correct Answer
verified

An injury that results in complete functional loss of the ulnar nerve will affect which of the following muscles?

Correct Answer
verified

All of the following are functions of muscles except

Correct Answer
verified

Which muscle(s) in the figure is(are) responsible for medially rotating the tibia?

Correct Answer
verified

A clinician induces contraction of the gastrocnemius and soleus and notices that the foot does not plantar flex as expected.Which of the following would be a logical diagnosis?

Correct Answer
verified

Which of the following muscles is not externally visible on the trunk of the body?

Correct Answer
verified

The serratus anterior is innervated by which nerve?

Correct Answer
verified

Carpal tunnel pressure is sometimes relieved by surgically excising part or all of which structure?

Correct Answer
verified

Correct Answer
verified

Which of the following describes an appearance of red muscular tissue emerging directly from bone rather than being separated from it by an obvious tendon?

Correct Answer
verified

Correct Answer
verified

Tennis elbow is a common term describing injury to which of the following?

Correct Answer
verified

A point of convergence for several muscles of the lower face is called the

Correct Answer
verified

Which muscle(s) in the figure insert(s) on the head of the fibula?

Correct Answer
verified

What separates groups of muscles?

Correct Answer
verified

Exam 10: The Muscular System

Which muscle(s) in the figure is(are) responsible for abducting and medially rotating the thigh?

Correct AnswerverifiedShow Answer

A baseball pitcher who injures one of his SITS muscles most commonly sustains tears to the tendon of which muscle?

Correct AnswerverifiedShow Answer

The occipitalis and frontalis are connected via the

Correct AnswerverifiedShow Answer

After taking their wedding vows, a bride and groom often ceremonially use which of the following muscles before walking away from the altar?

Correct AnswerverifiedShow Answer

The rectus femoris is what muscle shape?

Correct AnswerverifiedShow Answer

The muscles that laterally rotate and depress the scapula, as in shrugging and lowering the shoulders, are the

Correct AnswerverifiedShow Answer

An injury that results in complete functional loss of the ulnar nerve will affect which of the following muscles?

Correct AnswerverifiedShow Answer

All of the following are functions of muscles except

Correct AnswerverifiedShow Answer

Which muscle(s) in the figure is(are) responsible for medially rotating the tibia?

Correct AnswerverifiedShow Answer

A clinician induces contraction of the gastrocnemius and soleus and notices that the foot does not plantar flex as expected.Which of the following would be a logical diagnosis?

Correct AnswerverifiedShow Answer

Which of the following muscles is not externally visible on the trunk of the body?

Correct AnswerverifiedShow Answer

The serratus anterior is innervated by which nerve?

Correct AnswerverifiedShow Answer

Carpal tunnel pressure is sometimes relieved by surgically excising part or all of which structure?

Correct AnswerverifiedShow Answer

Correct AnswerverifiedShow Answer

Which of the following describes an appearance of red muscular tissue emerging directly from bone rather than being separated from it by an obvious tendon?

Correct AnswerverifiedShow Answer

Correct AnswerverifiedShow Answer

Tennis elbow is a common term describing injury to which of the following?

Correct AnswerverifiedShow Answer

A point of convergence for several muscles of the lower face is called the

Correct AnswerverifiedShow Answer

Which muscle(s) in the figure insert(s) on the head of the fibula?

Correct AnswerverifiedShow Answer

What separates groups of muscles?

Correct AnswerverifiedShow Answer

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