What is narcolepsy?
A. Sleepwalking
B. The inability to breathe while sleeping
C. Involuntary movements of the limbs while sleeping
D. Sudden periods of sleepiness during the day
Answer: D
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Sunlight plays what role, if any, in circadian rhythms? a. Sunlight resets the rhythms
b. We learn from sunlight to set our rhythms at 24 hours instead of some other length. c. The brightness of sunlight increases the length of the circadian rhythm. d. Sunlight is irrelevant to circadian rhythms.
If a song or stupid commercial jingle repeats over and over in your mind, you are experiencing a mild type of
a. obsession. b. compulsion. c. phobia. d. delusion.
A child notices that, after he is tucked into bed at night and the light is turned off, he can't see much of anything. But if he keeps his eyes open, over time he can see his toys scattered around the room
He doesn't know it, but this dark adaptation comes about because of the a. improved sensitivity of his rods over time. b. improved sensitivity of his cones over time. c. improved sensitivity of amacrine cells over time. d. presence of horizontal cells in his eyes.
________ is the stimulation of our sense organs by the outer world.
A. Organelle B. Interpretation C. Sensation D. Perception