All synapses in the peripheral nervous system use acetylcholine as their neurotransmitter.
a. true
b. false
Answer: b. false
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After Kathy and Bob's son leaves for college, they have feelings of unhappiness, worry, loneliness, and depression. They are experiencing __________.
A. a midlife crisis B. empty nest syndrome C. existential decay D. boomerang rebound
The reticular formation is contained within the ____
a. brain stem b. spinal cord c. raphe system d. cerebellum
After age 80, a life expectancy crossover occurs in that __________
A) men outnumber women by a ratio of about 3 to 1 B) surviving European Americans live longer than African Americans C) surviving African Americans live longer than members of the white majority D) men’s advantage in life expectancy shrinks to around 1 year
Positive self-talk such as "I am a lovable person" tends to ___
A) improve self-esteem overall. B) improve self-esteem for individuals with low self-esteem. C) sometimes decrease happiness for people with low self-esteem. D) sometimes decrease happiness for people with high self-esteem. E) not have any real effect on people.