The circular muscle of the iris
A) contracts in response to bright light to produce pupillary constriction
B) is innervated by the parasympathetic nervous system
C) contracts to loosen the suspensory ligaments and to increase the strength of the lens during accommodation
D) is characterized by a and b
E) is characterized by b and c
Correct Answer:
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Q31: Which of the following structures normally controls
Q32: In hyperopia,
A)the eyeball is too short or
Q33: The blind spot
A)is the point on the
Q34: During accommodation for near vision,
A)the ciliary muscle
Q35: The lens of the eye
A)has convex surfaces
B)is
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A)Binds
Q38: The choroid
A)contains rods and cones
B)is a fluid
Q39: Which of the following structures contributes the
Q40: Rhodopsin
A)is the photopigment in the red cones
B)consists
Q41: Identify the incorrect statement about cones in
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