Someone with REM sleep behavior disorder will usually also have or develop
A. Parkinson's disease.
B. Alzheimer's disease.
C. heart disease.
D. sleep apnea.
Answer: A
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Are early friendships stable?
a. No, children are too young to form attachment bonds that last. b. Yes, even 1-year-olds show stable friendships. c. No, friendships are not stable before 3 years of age. d. Yes, but the stability generally doesn't last longer than 6 months.
Suppose a right-handed split-brain patient is blindfolded and handed a key, which he holds in his left hand. What would he say when asked what he has in his hand?
a) He would say "key." b) He would deny having anything in his hand. c) He would understand the question but could not say what he had in his hand. d) He would be unable to comprehend the question and thus would not respond.
During a negative after-potential, there is an outward flow of which of the following from the axon?
a. negative charges b. potassium ions c. neurotransmitters d. sodium ions
By the age of ________, babies can discriminate between fearful and happy faces.
A. 7 months B. 1 year C. 2 years D. 3 months