In the eye, transduction of the electromagnetic energy into neural impulses occurs:
a. as the light passes through the cornea
b. when the light strikes the rods and cones of the retina
c. when the light passes through the lens
d. in the vitreous humor in the center of the eye
B
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How common are the anxiety disorders among adults in the United States?
a. Anxiety disorders are the most common mental disorder. b. Anxiety disorders are the second most common mental disorder. c. Anxiety disorders are the third most common mental disorder. d. Anxiety disorders are the fourth most common mental disorder.
At approximately what rate does the optic nerve transmit visual signals to the brain?
A. 50 million bits per second B. 100 million bits per second C. 20 million bits per second D. 120 million bits per second
Young babies are
a. not able to remember events at all. b. able to remember events for only a few seconds. c. able to remember events for only a few hours. d. able to remember events for days or weeks.
The best advice to give a fellow student who has problems falling asleep is to
a. try to make up for lost sleep the next day by napping or going to bed early. b. have a glass of wine before trying to go to sleep. c. schedule time in the early evening to write down worries or concerns and what you will do about them the next day. d. do aerobics or calisthenics right before going to bed so you will be tired.