The ________ brain wave pattern has a characteristic frequency of ________
A) sleep spindle; 1–3 Hz
B) theta; 12–14 Hz
C) alpha; 13–30 Hz
D) sleep spindle; less than 3.5 Hz
E) theta; 3.5–7.5 Hz
Answer: E
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a. True b. False
Studies suggest that the healthiest, happiest older people
a. exercise as they did when they were young adults. b. have never used any alcohol or tobacco. c. were average in intelligence, but creative. d. show an interest in the future.
Answer: B
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Nearly 1 in 5 Americans will experience PTSD at some point
Indicate whether the statement is true or false.