Quiz

QUIZ

1. How long is a circadian rhythm pattern?

a. 12 hours b. 24 hours c. 8 days d. 28 days

Answer: b. The circadian rhythm lasts about 24 hours. Things like cortisol levels, temperature, and sleep follow a circadian rhythm pattern.

2. What part of the brain is linked most to the circadian rhythm of the body?

a. Hypothalamus b. Thalamus c. Amygdala d. Hippocampus

Answer: a. There is a nucleus inside the hypothalamus that connects to the retina so that the amount of light the brain is exposed to will help determine the circadian rhythm.

3. What part of the brain is least linked to the regulation of sleep?

a. Pons b. Hippocampus c. Thalamus d. Hypothalamus

Answer: b. Each of these areas play some role in the regulation of sleep except for the hippocampus, which is unrelated to sleep.

4. What hormone is most associated with the pineal gland?

a. Growth hormone b. Follicle stimulating hormone c. Luteinizing hormone d. Melatonin

Answer: d. Each of these hormones plays a role in the regulation of sleep but the pineal gland itself is the gland that makes melatonin in response to low light conditions.

5. The presence of which aspect of sleep most indicates a feeling of restfulness?

a. Theta waves b. Sleep spindles c. K-complexes d. Delta waves

Answer: d. Delta waves in slow-wave sleep are most associated with a feeling of restfulness during sleep.

6. Which stage of sleep is most associated with muscle paralysis?

a. Delta sleep b. Stage 1 sleep c. REM sleep d. Stage 2 sleep

Answer: c. REM sleep is most associated with muscle paralysis, even though the brain waves are highly similar to that of the wakeful state.

7. What is somnambulism?

a. Having night terrors b. Engaging in sleepwalking c. Talking in one’s sleep d. Falling asleep during the day

Answer: b. Another name for somnambulism is sleepwalking, in which the person engages in complex sleep behaviors while completely asleep.

8. A person who has REM sleep behavior disorder is at risk for later developing what disease?

a. Somnambulism b. Narcolepsy c. Restless leg syndrome d. Parkinson’s disease

Answer: d. The patient with REM sleep behavior disorder often has a risk of later developing Parkinson s disease or another neurodegenerative disorder.

9. What is a pathological cause of an altered state of consciousness?

a. Psychedelic mushrooms b. Daydreaming c. Hypnosis d. Epilepsy

Answer: d. Epilepsy is a cause of an altered state of consciousness that is pathological because it is ultimately caused by a disease process.

10. What drug is least likely to cause an altered state of consciousness?

a. Muscle relaxant b. Alcohol c. Opioid painkiller d. Ecstasy

Answer: a. While each of these drugs is likely to cause an altered state of consciousness, muscle relaxants mostly affect the muscles but can help to relax the person. It is least likely to cause an altered state of consciousness.