AP Psych Modules 16 & 17

Which of the following best describes the circadian rhythm?

• the pattern of emotional ups and downs we routinely experience

• a pattern of biological functioning that occurs on a roughly 24-hour cycle

• the cycle of five distinct stages that we experience during a normal night's sleep

Why is REM sleep considered a paradox?

• our heart rate is slow and steady, while our breathing is highly irregular

• we are deeply asleep but can be awakened easily

• our nervous system is highly active, while our voluntary muscles hardly move

Which endocrine gland releases melatonin to help you wind down and fall asleep?

• Hypothalamus

• Pineal

• Adrenal

During which stage of the sleep cycle do humans dream?

• NREM-1

• NREM-2

• NREM-3

• REM

How often does the human sleep cycle repeat itself?

• About every 90 minutes

• About every 4 hours

• Every 1.5 days

The superchiasmatic nucleus is located in which brain structure?

• Hippocampus

• Hypothalamus

• Hyperbellum

Which sleep disorder is characterized by temporary cessations of breathing during sleep and repeated momentary awakenings?

• Insomnia

• Sleep Apnea

• Narcolepsy

• Night Terrors

Which sleep disorder is characterized by persistent problems of falling asleep and/or staying asleep?

• Insomnia

• Sleep Apnea

• Narcolepsy

• Night Terrors

Which of the following is likely to occur after sustained sleep loss?

• Decreased risk of obesity

• Immune system suppression

• Lowered blood pressure

Occurs when there is a shift in the quality or pattern of your mental activity. Thoughts may become fuzzy, disorganized and you may feel less alert, or your thoughts may take bizarre turns, as they so often do in dreams.

• Altered State of Consciousness

• Waking Consciousness

• Hypnosis

• Narcolepsy