Introduction Answers

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1
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The function of the extraocular muscles is to

A
produce eye movements.
B
assist in chewing.
C
move the head up and down.
D
form a smile.
2
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The triceps is primarily responsible for

A
wrist flexion.
B
elbow flexion.
C
wrist extension.
D
elbow extension.
3

Which of these muscle pairs produces opposite motions of the same body part?

A
rectus abdominus and obliques
B
hamstrings and rectus abdominus
C
quadriceps femoris and hamstrings
D
gluteus maximus and quadriceps femoris

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