Question 1

A butcher who cuts the distal portion of his fingers may cut the __________ tendon.

Accepted Answer

A)   flexor pollicis longus
B)   flexor carpi ulnaris
C)   palmaris longus
D)   adductor pollicis
E)   flexor digitorum profundusF) None of the above
G) A) and C)

Question 2

A heavyset middle-aged insurance salesman,who doesn't exercise often,accepts his friend's invitation to a pickup basketball game.When attempting a jump shot,he falls to the ground in pain,grasping at the calf of his leg.There is an enormous bulge in his leg immediately below the popliteal fossa,and he is unable to plantar flex that foot.Most likely he has injured his __________ and the bulge is __________.

Accepted Answer

A)   quadriceps tendon;his rectus femoris
B)   calcaneal tendon;his triceps surae
C)   patellar ligament;his fibularis longus
D)   tibia;a previously undetected bone tumor
E)   hamstrings;a large hematoma (blood clot) F) B) and E)
G) A) and B)

Question 3

While sitting at your desk,you drop your pencil onto the floor.You bend over to pick up the pencil.In order to straighten up and continue your exam you must use which of the following muscles?

Accepted Answer

A)   Tibialis anterior
B)   Erector spinae
C)   Semimembranosus
D)   Tibialis anterior and semimembranosus
E)   Extensor hallucis longusF) D) and E)
G) B) and E)

Question 4

Which of the following muscles adducts and medially rotates the thigh?

Accepted Answer

A)   Gracilis
B)   Piriformis
C)   Adductor magnus
D)   Rectus femoris
E)   SartoriusF) C) and D)
G) A) and C)

Question 5

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 E)

Question 6

After childbirth,a woman begins experiencing tremendous pain in her groin,making it difficult for her to walk.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)   Lateral rotators
E)   Thigh adductorsF) D) and E)
G) A) and D)

Question 7

The aponeurosis of the external oblique forms the ________ at its inferior margin.

Accepted Answer

A)   linea alba
B)   rectus sheath
C)   linea semilunaris
D)   medial retinaculum
E)   inguinal ligamentF) B) and E)
G) A) and C)

Question 8

Which cranial nerve innervates the sternocleidomastoid and trapezius?

Accepted Answer

A)   Abducens
B)   Facial
C)   Vagus
D)   Accessory
E)   TrigeminalF) B) and E)
G) A) and B)

Question 9

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 dorsiF) D) and E)
G) None of the above

Question 10

Which of the following muscles of facial expression is not innervated by the facial nerve?

Accepted Answer

A)   Orbicularis oculi
B)   Zygomaticus major
C)   Corrugator supercilii
D)   Levator palpebrae superioris
E)   BuccinatorF) C) and D)
G) All of the above

Question 11

Unilateral contraction of which muscle causes ipsilateral flexion of the lumbar vertebral column?

Accepted Answer

A)   Multifidus
B)   Latissimus dorsi
C)   External intercostals
D)   Serratus anterior
E)   Quadratus lumborumF) A) and B)
G) C) and D)

Question 12

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) A) and B)

Question 13

Which of the following muscles of mastication would be responsible for mandibular elevation?

Accepted Answer

A)   Temporalis
B)   Lateral pterygoid
C)   Stylohyoid
D)   Zygomaticus major
E)   Zygomaticus minorF) A) and B)
G) A) and E)

Question 14

The ________ attaches to the zygomatic arch and also to the angle of the mandible.

Accepted Answer

A)   masseter
B)   buccinator
C)   temporalis
D)   genioglossus
E)   stylohyoidF) A) and B)
G) A) and C)

Question 15

Injury to the deep fibular nerve would cause inability to extend ones toes.

Accepted Answer

A) True 
 B)False

Question 16

A male sustains a crushing injury to his foot.After weeks of care,he begins to notice that he cannot bend the little toe on his right foot.Which of he following would be a logical diagnosis?

Accepted Answer

A)   Atrophy of the flexor hallucis brevis
B)   Atrophy of the fibularis brevis
C)   Atrophy of the soleus
D)   Atrophy of the flexor digiti minimi
E)   Atrophy of the adductor hallucisF) C) and E)
G) B) and E)

Question 17

The antagonist to the triceps brachii is the __________.

Accepted Answer

A)   deltoid
B)   anconeus
C)   biceps brachii
D)   supinator
E)   teres minorF) B) and E)
G) All of the above

Question 18

Which muscle attaches to the manubrium and the thyroid cartilage,and aids in singing low notes?

Accepted Answer

A)   Omohyoid
B)   Thyrohyoid
C)   Sternothyroid
D)   Stylohyoid
E)   Lateral pterygoidF) A) and B)
G) C) and D)

Question 19

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) A) and C)
G) A) and B)

Question 20

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) B) and C)

Exam 10: The Muscular System

Injury to the deep fibular nerve would cause inability to extend ones toes.

Correct Answer
verified

Unilateral contraction of which muscle causes ipsilateral flexion of the lumbar vertebral column?

Correct Answer
verified

Which of the following muscles of mastication would be responsible for mandibular elevation?

Correct Answer
verified

A butcher who cuts the distal portion of his fingers may cut the __________ tendon.

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

Correct Answer
verified

The antagonist to the triceps brachii is the __________.

Correct Answer
verified

Which muscle attaches to the manubrium and the thyroid cartilage,and aids in singing low notes?

Correct Answer
verified

A male sustains a crushing injury to his foot.After weeks of care,he begins to notice that he cannot bend the little toe on his right foot.Which of he following would be a logical diagnosis?

Correct Answer
verified

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

Correct Answer
verified

Which cranial nerve innervates the sternocleidomastoid and trapezius?

Correct Answer
verified

The ________ attaches to the zygomatic arch and also to the angle of the mandible.

Correct Answer
verified

While sitting at your desk,you drop your pencil onto the floor.You bend over to pick up the pencil.In order to straighten up and continue your exam you must use which of the following muscles?

Correct Answer
verified

Which of the following muscles adducts and medially rotates the thigh?

Correct Answer
verified

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

Correct Answer
verified

The aponeurosis of the external oblique forms the ________ at its inferior margin.

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

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

Correct Answer
verified

After childbirth,a woman begins experiencing tremendous pain in her groin,making it difficult for her to walk.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?

Correct Answer
verified

Which of the following muscles of facial expression is not innervated by the facial nerve?

Correct Answer
verified

Exam 10: The Muscular System

Injury to the deep fibular nerve would cause inability to extend ones toes.

Correct AnswerverifiedShow Answer

Unilateral contraction of which muscle causes ipsilateral flexion of the lumbar vertebral column?

Correct AnswerverifiedShow Answer

Which of the following muscles of mastication would be responsible for mandibular elevation?

Correct AnswerverifiedShow Answer

A butcher who cuts the distal portion of his fingers may cut the __________ tendon.

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

Correct AnswerverifiedShow Answer

The antagonist to the triceps brachii is the __________.

Correct AnswerverifiedShow Answer

Which muscle attaches to the manubrium and the thyroid cartilage,and aids in singing low notes?

Correct AnswerverifiedShow Answer

A male sustains a crushing injury to his foot.After weeks of care,he begins to notice that he cannot bend the little toe on his right foot.Which of he following would be a logical diagnosis?

Correct AnswerverifiedShow Answer

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

Correct AnswerverifiedShow Answer

Which cranial nerve innervates the sternocleidomastoid and trapezius?

Correct AnswerverifiedShow Answer

The ________ attaches to the zygomatic arch and also to the angle of the mandible.

Correct AnswerverifiedShow Answer

While sitting at your desk,you drop your pencil onto the floor.You bend over to pick up the pencil.In order to straighten up and continue your exam you must use which of the following muscles?

Correct AnswerverifiedShow Answer

Which of the following muscles adducts and medially rotates the thigh?

Correct AnswerverifiedShow Answer

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

Correct AnswerverifiedShow Answer

The aponeurosis of the external oblique forms the ________ at its inferior margin.

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

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

Correct AnswerverifiedShow Answer

After childbirth,a woman begins experiencing tremendous pain in her groin,making it difficult for her to walk.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?

Correct AnswerverifiedShow Answer

Which of the following muscles of facial expression is not innervated by the facial nerve?

Correct AnswerverifiedShow Answer

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified