Go to Section 1-5: Quiz Questions

1. Which stage of sleep lasts only a few minutes early in the night, but over 30 minutes by the end of the night?

C. REM sleep

2. Taylor, who is eight years old, got up, walked to her brother's bedroom, and hit him in the face. She then walked back to her own bed and laid down. When her mother woke her up a few minutes later, she claimed that she didn't remember hitting her brother. Which of the following is the best explanation of this event?

D. Taylor was sleepwalking in Stage-4 sleep.

3. Masters and Johnson studied human sexual behavior in the laboratory. They hooked couples up to various measuring devices and asked them to engage in sexual behavior. The results of this research are an important component of our knowledge about human sexual behavior. Based on what you've read in the textbook, which of the following is likely to be the most important problem with Masters and Johnson's research results?

C. The "observation effect" may have changed the behavior of their study participants.

4. Whenever people fall asleep, they first typically enter which of the following stages?

A. Stage 1

5. Dreams occur during which of the following stages?

D. all the above

6. Recently, Sylvia has begun to experience nightmares and sleep terrors. What is the most likely age for Sylvia?

D. 4 years

7. Which of the following is a similarity between the sleep of newborns and the sleep of adults?

D. Newborns, just like adults, rarely or never experience nightmares and sleep terrors.

8. An adult who sleeps 10 hours per night will spend about ___ hours in REM sleep. A five-year-old who sleeps 10 hours per night will spend about ___ hours in REM sleep.

C. 2; 2

9. In newborns, quiet sleep is similar to _____ in adults.

C. NREM sleep

10. Which of the following is a difference between nightmares and sleep terrors?

A. Nightmares and sleep terrors typically occur during different stages of sleep.

11. Alcohol suppresses REM sleep. Thus, when you drink alcohol before going to sleep, you tend to get less REM sleep than is normal for you. Based on this finding, what do you think is most likely to happen to alcoholics who quit drinking?

D. They will spend more time in REM sleep for a number of nights.

12. A person in Stage-2 sleep had an electrode implanted into his brain stem in the area of the reticular activating system. If an electrical current is sent through the electrode, which of the following is most likely to happen?

B. He will wake up.

13. Let's say that you are dreaming about eating a large dinner. According to Sigmund Freud's notion of "wish-fulfillment," why are you having this particular dream?

A. You are hungry and attempting to satisfy your hunger.

14. A group of people are participants in a study in which, for several months in a row, they are allowed to get only four hours of sleep per night. At the end of this time, they are allowed to sleep as long as they want. Which of the following is most likely to happen to these people?

A. Many will sleep LESS per night than they did before participating in the study.

15. Malcolm has not slept for three nights in a row. Which of the following problems is he least likely to experience?

C. difficulty concentrating on interesting or fun tasks

16. When it gets dark outside, the production of which of the following hormones increases, thereby causing us to feel sleepy?

a. melatonin

17. Joan was diagnosed with terminal cancer and was given only six months to live. Amazingly, she was still alive two years later and her cancer had gone into remission. When asked to explain this, her doctor responded, "there is only one explanation possible: God performed a miracle." From a scientific standpoint, the problem with this explanation (as discussed during class) is that it

A. is unfalsifiable.

18. Which of the following stages are you least likely to be in just before you wake up in the morning?

D. stage 3

19. In which of the following stages of sleep do delta waves first appear?

B. stage 2

20. A boy of eight years sat up in bed with his eyes wide open and screamed. When he was asked what was wrong, he mumbled incoherently, lay back down, and was quickly fast asleep. When is such an event most likely to happen?

A. during the first half of the night

Go to Section 1-5: Quiz Questions