What is at the core of cybernetics?
a. negative feedback
b. circular causality
c. linear feedback
d. the feedback loop
D
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Which individual has had the greatest influence in our understanding of the way people confront death?
A. Edwin Scneidman B. Elisabeth Kübler-Ross C. Jack Kevorkian D. Charles Corr
A crushing left hook to the head knocks down a boxer. He "sees stars" because:
A. neurons in the occipital lobe were stimulated by the blow B. his eyes were jarred from their sockets C. his frontal lobe was disturbed D. memory cells in the association area were stimulated
Talk-show host Oprah Winfrey's experience with dieting is:
A. unusual, since she gained back her lost weight B. unusual, because she kept the weight off C. typical, because of the difficulty of keeping lost weight off D. an example of how health benefits will only happen if extreme weight loss occurs
Concerning the ability of newborns to hear, research has shown that they can discriminate
a. loudness and frequency, but not direction and duration. b. only frequency and loudness. c. frequency, loudness, duration, and direction. d. only between loud and soft sounds.