Which testing procedure uses high-frequency sound waves to examine the developing fetus, and is typically used in addition to other procedures?
A. sonogram
B. sonoembryology
C. ultrasound sonography
D. embryoscopy
Answer: C
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Contrast punishment and negative reinforcement. How do the effects of punishment and negative reinforcement compare with those of positive reinforcement in shaping behavior?
What will be an ideal response?
Roger is an extroverted showman, sensitive to rewards, and motivated to obtain exciting and sometimes dangerous video footage of his encounters with crocodiles. He does not worry about whether he might embarrass himself or get injured in front of his television viewers. Roger appears to have a sensitive ____
a. ?introversion-neuroticism dimension b. ?emotionality-stability dimension c. ?behavioral approach system d. ?flight or freeze system
Christina was bitten by a black widow spider while retrieving some wood for her fireplace. Her abdominal muscles began to contract painfully, which was to be expected because black widow spider venom a. inhibits release of acetylcholine (ACh) at the neuromuscular junction
b. competes with acetylcholine (ACh) at nicotinic receptor sites. c. promotes greater than normal release of acetylcholine (ACh) at the neuromuscular junction. d. interferes with GABA inhibition of the motor system by blocking receptors.
Which of the following is TRUE?
A. Observational measures of well-being are now the most widely used assessment tool in most studies of happiness and life satisfaction. B. Unlike those in the United States, people in other Western industrialized nations report low levels of happiness (an average of 2 on a scale from 1 to 10). C. Most people in the United States report “above average” levels of happiness. D. Self-reports of subjective well-being change significantly over time.