Which of the following is true of circadian rhythms?
A) They are artificial inventions of timekeepers.
B) They are internally driven cycles.
C) They are sequences of events that occur once a month.
D) They occur on the same schedule regardless of the changes from day to night.
Answer: B
Rationale: Circadian rhythms are internally driven daily cycles of about 24 hours affecting physiological and behavioral processes. Light is the primary stimulus regulating our circadian rhythm and it tells us to sleep at night and stay awake for the day.
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a. About 10% b. About 25% c. About 33% d. Close to 50%
Rogers believed that the experiences that are incongruent or incompatible with our self-concept become threatening and are manifested as anxiety
Indicate whether the statement is true or false.
In behavior modification, measurement of behavior before and after treatment is important
a. True b. False Indicate whether the statement is true or false
Which of the following is NOT true of wet age-related macular degeneration?
A. the most prevalent form of age-related macular degeneration B. fragile and sometimes leaky blood vessels grow within the retina C. causes 90 percent of all age-related macular degeneration blindness D. can be detected by an Amsler grid examination