Ch. 4 quiz questions psych

Xi needs to stay awake another hour to study for his English final, so he drinks several cups of cola. When he's done studying, he finds that he can't sleep even though he wants to, he feels agitated, his muscles twitch, his heartbeat is irregular, and he feels nauseated. What is causing Xi to feel this way?

caffeine

Melatonin release is stimulated by __________ and inhibited by __________.

darkness; light

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

depressant

Marlowe wakes up from a dream about his teeth falling out. He looks in a dream dictionary and finds losing teeth is usually dream symbolism for anxiety. Marlowe is focused on the ________ content.

latent

In a ________ dream, people become aware that they are dreaming and can control the dream's content.

lucid

Samek was driving to work when he suddenly felt paralyzed and couldn't resist falling asleep. Samek may have ________.

narcolepsy

Crack is considered more addictive than cocaine because it is ________.

smokable, so it reaches the brain more quickly

Sleepwalking is also referred to as __________.

somnabulism

The __________ wave is characteristic of stage 1 sleep.

Alpha

________theory suggests that when people are hypnotized they have voluntarily divided their conscious: one half aware of reality and the other half tuned in to the hypnotist.

Dissociative

Which term describes the tendency to maintain a balance, or optimal level, within a biological system?

Homeostasis

Sleep apnea is defined by __________.

episodes during which a sleeper's breathing stops

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

Seeing the light from the sun, feeling the warmth of a room, and hearing the voice of a friend are all examples of ________ stimuli.

external

What would be experienced during a euphoric high?

feelings of intense elation and plrasure

Feeling pain, hunger, thirst, sleepiness, and being aware of our thoughts and emotions are all examples of ________ stimuli.

internal

Which of the following is a symptom of REM sleep behavior disorder (RBD)?

kicking and punching while asleep