1. Muscular System- Gross Anatomy
General Principles
Head Muscles
Trunk Muscles
Upper Limb Muscles
Lower Limb Muscles
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FINAL ROUND

2. General Principles: $100 Question
When a skeletal muscle contracts to cause a given movement, the relatively stationary end of attachment of the muscle is termed this:
a. origin
b. insertion
c. antagonist
d. belly
ANSWER
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3. General Principles: $100 Answer
When a skeletal muscle contracts to cause a given movement, the relatively stationary end of attachment of the muscle is termed this:
a. origin
b. insertion
c. antagonist
d. belly
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4. General Principles: $200 Question
When a muscle contracts, it usually has an opposing muscle that can cause movement in the opposite direction called this:
a. prime mover
b. agonist
c. antagonist
d. synergist
ANSWER
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5. General Principles: $200 Answer
When a muscle contracts, it usually has an opposing muscle that can cause movement in the opposite direction called this:
a. prime mover
b. agonist
c. antagonist
d. synergist
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6. General Principles: $300 Question
Knowing that muscles are often named for their anatomical location, the brachialis, coracobrachialis and brachioradialis would all be found in this region:
a. arm
b. forearm
c. trunk
d. thigh
e. leg
ANSWER
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7. General Principles: $300 Answer
Knowing that muscles are often named for their anatomical location, the brachialis, coracobrachialis and brachioradialis would all be found in this region:
a. arm
b. forearm
c. trunk
d. thigh
e. leg
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8. General Principles: $400 Question
This pair is matched correctly:
a. fulcrum-joint
b. lever-bone
c. pull (force)-muscles
d. all are correct
ANSWER
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9. General Principles: $400 Answer
This pair is matched correctly:
a. fulcrum-joint
b. lever-bone
c. pull (force)-muscles
d. all are correct
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10. General Principles: $500 Question
The action of the biceps brachii muscle pulling on the radius to flex the elbow and elevate the hand is an example of this kind of lever:
a. class I lever system
b. class II lever system
c. class III lever system
ANSWER
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11. General Principles: $500 Answer
The action of the biceps brachii muscle pulling on the radius to flex the elbow and elevate the hand is an example of this kind of lever:
a. class I lever system
b. class II lever system
c. class III lever system
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12. Head Muscles: $100 Question
Winking or blinking the eye is controlled by this muscle:
a. corrugator supercilii
b. depressor anguli oris
c. orbicularis oculi
d. occipitofrontalis
e. orbicularis oris
ANSWER
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13. Winking or blinking the eye is controlled by this muscle:
Head Muscles: $100 Answer
Winking or blinking the eye is controlled by this muscle:
a. corrugator supercilii
b. depressor anguli oris
c. orbicularis oculi
d. occipitofrontalis
e. orbicularis oris
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14. Head Muscles: $200 Question
These muscles of the neck tilts the head down and toward the side:
a. scalenes
b. sternocleidomastoid
c. splenius capitis
d. semispinalis
ANSWER
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15. These muscles of the neck tilts the head down and toward the side:
Head Muscles: $200 Answer
These muscles of the neck tilts the head down and toward the side:
a. scalenes
b. sternocleidomastoid
c. splenius capitis
d. semispinalis
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16. Head Muscles: $300 Question
These muscles are all involved in mastication (chewing) except:
a. temporalis
b. masseter
c. buccinator
d. lateral pterygoid
e. medial pterygoid
ANSWER
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17. These muscles are all involved in mastication (chewing) except:
Head Muscles: $300 Answer
These muscles are all involved in mastication (chewing) except:
a. temporalis
b. masseter
c. buccinator
d. lateral pterygoid
e. medial pterygoid
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18. Head Muscles: $400 Question
This best describes the action of the soft palate muscles:
a. prevent food from entering the nasal cavity
b. close the auditory tube
c. force food into the esophagus
d. prevent food from entering the larynx
ANSWER
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19. This best describes the action of the soft palate muscles:
Head Muscles: $400 Answer
This best describes the action of the soft palate muscles:
a. prevent food from entering the nasal cavity
b. close the auditory tube
c. force food into the esophagus
d. prevent food from entering the larynx
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20. Head Muscles: $500 Question
Your five year old son is gazing up into the sky at night to see a shooting star. He is using these eye muscles to look upward:
a.inferior oblique
b. lateral rectus
c. medial rectus
d. superior oblique
e. superior rectus
ANSWER
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21. Head Muscles: $500 Answer
Your five year old son is gazing up into the sky at night to see a shooting star. He is using these eye muscles to look upward:
a.inferior oblique
b. lateral rectus
c. medial rectus
d. superior oblique
e. superior rectus
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22. Trunk Muscles: $100 Question
This muscle produces the major movement made during quiet breathing:
a. scalene
b. diaphragm
c. external intercostals
d. internal intercostals
ANSWER
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23. Trunk Muscles: $100 Answer
This muscle produces the major movement made during quiet breathing:
a. scalene
b. diaphragm
c. external intercostals
d. internal intercostals
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24. Trunk Muscles: $200 Question
This action is accomplished by the erector spinae muscles:
a. abduct the thigh
b. extend the vertebral column
c. flex the vertebral column
d. protract the scapula
e. rotate the thigh
ANSWER
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25. Trunk Muscles: $200 Answer
This action is accomplished by the erector spinae muscles:
a. abduct the thigh
b. extend the vertebral column
c. flex the vertebral column
d. protract the scapula
e. rotate the thigh
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26. Trunk Muscles: $300 Question
This is the deepest abdominal muscle:
a. external oblique
b. internal oblique
c. transversus abdominis
d. rectus abdominis
ANSWER
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27. Trunk Muscles: $300 Answer
This is the deepest abdominal muscle:
a. external oblique
b. internal oblique
c. transversus abdominis
d. rectus abdominis
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28. Trunk Muscles: $400 Question
The six pack seen on a body builder’s abdomen is caused by the tendinous intersections in this muscle:
a. external abdominal oblique
b. internal abdominal oblique
c. linea alba
d. rectus abdominis
e. transversus abdominis
ANSWER
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29. Trunk Muscles: $400 Answer
The six pack seen on a body builder’s abdomen is caused by the tendinous intersections in this muscle:
a. external abdominal oblique
b. internal abdominal oblique
c. linea alba
d. rectus abdominis
e. transversus abdominis
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30. Trunk Muscles: $500 Question
The pelvic diaphragm, which forms the pelvic floor, is made of this:
a. coccygeus muscle
b. levator ani muscle
c. external urethral sphincter muscle
d. a only
e. a and b
ANSWER
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31. Trunk Muscles: $500 Answer
The pelvic diaphragm, which forms the pelvic floor, is made of this:
a. coccygeus muscle
b. levator ani muscle
c. external urethral sphincter muscle
d. a only
e. a and b
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32. Upper Limb Muscles: $100 Question
This muscle flexes both the arm and the forearm:
a. biceps brachii
b. brachialis
c. deltoid
d. latissimus dorsi
e. triceps brachii
ANSWER
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33. Upper Limb Muscles: $100 Answer
This muscle flexes both the arm and the forearm:
a. biceps brachii
b. brachialis
c. deltoid
d. latissimus dorsi
e. triceps brachii
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34. Upper Limb Muscles: $200 Question
The trapezius muscle produces all of these actions except:
a. elevates scapula
b. depresses scapula
c. retracts scapula
d. extends neck
e. flexes neck
ANSWER
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35. Upper Limb Muscles: $200 Answer
The trapezius muscle produces all of these actions except:
a. elevates scapula
b. depresses scapula
c. retracts scapula
d. extends neck
e. flexes neck
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36. Upper Limb Muscles: $300 Question
Most of the anterior forearm muscles are responsible for this:
a. extension of the wrist and fingers
b. extension of the forearm
c. flexion of the wrist and fingers
d. flexion of the forearm
e. flexion of the arm
ANSWER
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37. Upper Limb Muscles: $300 Answer
Most of the anterior forearm muscles are responsible for this:
a. extension of the wrist and fingers
b. extension of the forearm
c. flexion of the wrist and fingers
d. flexion of the forearm
e. flexion of the arm
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38. Upper Limb Muscles: $400 Question
The tendon of the flexor carpi radialis is an important landmark because the radial pulse can be felt just lateral to the tendon.
True/False
ANSWER
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39. Upper Limb Muscles: $400 Answer
The tendon of the flexor carpi radialis is an important landmark because the radial pulse can be felt just lateral to the tendon.
True/False
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40. Upper Limb Muscles: $500 Question
This muscle(s) is an intrinsic hand muscle that moves the thumb:
a. flexor pollicis brevis
b. flexor digiti minimi brevis
c. flexor pollicis longus
d. extensor pollicis longus
e. all of the above
ANSWER
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41. Upper Limb Muscles: $500 Answer
This muscle(s) is an intrinsic hand muscle that moves the thumb:
a. flexor pollicis brevis
b. flexor digiti minimi brevis
c. flexor pollicis longus
d. extensor pollicis longus
e. all of the above
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42. Lower Limb Muscles: $100 Question
The medial group of thigh muscles is involved primarily in this movement:
a. abduction of the thigh
b. adduction of the thigh
c. extension of the thigh
d. flexion of the thigh
e. flexion of the leg
ANSWER
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43. Lower Limb Muscles: $100 Answer
The medial group of thigh muscles is involved primarily in this movement:
a. abduction of the thigh
b. adduction of the thigh
c. extension of the thigh
d. flexion of the thigh
e. flexion of the leg
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44. Lower Limb Muscles: $200 Question
This muscle flexes the thigh and extends the knee:
a. vastus medialis
b. vastus lateralis
c. rectus femoris
d. biceps femoris
ANSWER
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45. Lower Limb Muscles: $200 Answer
This muscle flexes the thigh and extends the knee:
a. vastus medialis
b. vastus lateralis
c. rectus femoris
d. biceps femoris
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46. Lower Limb Muscles: $300 Question
Anterior leg muscles produce this movement:
a. dorsiflex the foot
b. flex the leg
c. plantarflex the foot
d. extend the leg
e. flex the toes
ANSWER
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47. Lower Limb Muscles: $300 Answer
Anterior leg muscles produce this movement:
a. dorsiflex the foot
b. flex the leg
c. plantarflex the foot
d. extend the leg
e. flex the toes
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48. Lower Limb Muscles: $400 Question
Hip extension is produced by all of these muscles except:
a. gluteus maximus
b. gluteus medius
c. semimembranosus
d. semitendinosus
e. biceps femoris
ANSWER
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49. Lower Limb Muscles: $400 Answer
Hip extension is produced by all of these muscles except:
a. gluteus maximus
b. gluteus medius
c. semimembranosus
d. semitendinosus
e. biceps femoris
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50. Lower Limb Muscles: $500 Question
This muscle of the leg attaches to the heel by way of the calcaneal tendon:
a. tibialis anterior
b. peroneus longus
c. gastrocnemius
d. soleus
e. c and d only
ANSWER
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51. Lower Limb Muscles: $500 Answer
This muscle of the leg attaches to the heel by way of the calcaneal tendon:
a. tibialis anterior
b. peroneus longus
c. gastrocnemius
d. soleus
e. c and d only
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52. FINAL ROUND Question
The mechanical support of the head of the humerus in the glenoid fossa is weakest in the inferior direction. These muscles help prevent dislocation of the shoulder when a heavy weight such as a suitcase is carried:
a. teres major
b. pectoralis major
c. supraspinatus
d. deltoid
ANSWER
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53. FINAL ROUND Answer
The mechanical support of the head of the humerus in the glenoid fossa is weakest in the inferior direction. These muscles help prevent dislocation of the shoulder when a heavy weight such as a suitcase is carried:
a. teres major
b. pectoralis major
c. supraspinatus
d. deltoid
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