Ch 4 States of Consciousness Quiz

Which of the following statements about sleep-wake cycles is false?

Melatonin initiates the waking cycle.

Which of the following is not a benefit associated with adequate amounts of sleep?

less exposure to carcinogens

Nancy is aware that she is dreaming when she has a nightmare, so she concentrates and changes her dream from bad to good. This is a good example of ________ dreaming.

lucid

Tariq depends on cigarettes to relieve his stress, though he smokes so infrequently that he experiences no significant, noticeable physical symptoms when he is not smoking. What does this exemplify?

psychological dependence

What occurs during stage 1 sleep?

Both our respiration and heartbeat slow down.

Alcohol is considered a ________ because it tends to suppress central nervous system activity.

depressant

Which psychological perspective might advance the argument that our sleep patterns evolved as an adaptive response to predatory risks, which are higher during periods of darkness?

evolutionary

When Brady is hot he sweats. When Brady is cold, he gets goose bumps on his skin so he will warm up more quickly. This is an example of how the body tries to achieve ________.

homeostasis

Cocaine is considered a ________ drug because it tends to increase overall levels of neural activity.

stimulant

Tayla smokes marijuana. At first, just a few inhalations were enough to cloud her mind. Over time, she needs to smoke more and more to achieve the same affect. This is an example of ________.

tolerance