It is fairly easy to condition monkeys and humans to fear snakes, but almost impossible to condition either to fear flowers. This supports the __________ theory of phobias.
A. classical conditioning
B. preparedness
C. vicarious conditioning
D. psychoanalytic
Answer: B
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A researcher is interested in whether high school students who play sports have a higher or lower body mass index (BMI) than students in the general population. The researcher is unsure whether playing sports will decrease body mass (due to more calories burned) or increase body mass (due to more muscle mass). The researcher selects a sample of 60 athletes and finds that their average BMI is 22
The average (ยต) in the general population of students is 22.5 with a standard deviation (s) of 3 . What is zobt for this sample? a. 0.98 b. 1.29 c. 1.96 d. 2.25
Cognitive "executive control processes" are like having a
a. note pad that never loses information. b. utilization deficiency that never gets better. c. little person in your head who decides what to do. d. tape recorder that repeatedly plays the same old tape.
Andrew is an officer on a nuclear submarine that on occasion stays submerged for months, preventing any exposure to natural sunlight. To help maintain his normal sleeping habits, Andrew should a. not worry about sleep, because his internal biological clocks can function perfectly in the absence of sunlight. b. not try to go to sleep unless he can barely keep his eyes open
c. nap for 15-20-minute intervals once per day. d. maintain a regular schedule of eating and physical activity.
In the United States today, which of the following is true of the use of drugs (anesthetics, narcotics, etc.) during childbirth?
a. They are rarely used. b. They are used less commonly today than 20 years ago. c. They cannot cross the placental membrane and affect the neonate. d. None of these is accurate.