Multiple Choice
A person struggling with a stressful exam question might experience difficulty focusing her eyes on the paper because
A) she suddenly develops presbyopia.
B) activation of her parasympathetic nerves causes sudden contraction of her ciliary muscles.
C) activation of her sympathetic nerves causes sudden contraction of her ciliary muscles.
D) activation of her parasympathetic nerves inhibits contraction of her ciliary muscles.
E) activation of her sympathetic nerves inhibits contraction of her ciliary muscles.
Correct Answer:
Verified
Correct Answer:
Verified
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