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Home  arrow Student Resources  arrow Chapter 6: Sleep and circadian rhythms  arrow Multiple choice questions

Multiple choice questions

Try the following multiple choice questions to test your knowledge of this chapter. Once you have answered the questions, click on 'Submit Answers for Grading' to get your results.

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This activity contains 20 questions.

Question 1.
When we are awake and very alert, the EEG normally shows:

End of Question 1

Question 2.
Which of the following is a characteristic of slow wave sleep?

End of Question 2

Question 3.
Dement and Kleitman (1957) found that when most subjects were woken up during REM sleep they:

End of Question 3

Question 4.
As sleep cycles progress over the course of an average night, the amount of time spent in REM sleep:

End of Question 4

Question 5.
The giant sloth sleeps for about ______ each day.

End of Question 5

Question 6.
What is unusual about the bottlenose dolphin?

End of Question 6

Question 7.
Within the first few hours of sleep there is a huge surge in the release of:

End of Question 7

Question 8.
Over the life span the greatest proportion of REM sleep occurs in:

End of Question 8

Question 9.
Rechtschaffen et al (1983) has shown that prolonged and forced sleep deprivation in rats:

End of Question 9

Question 10.
If there is any consistent effect of sleep deprivation on humans it is on:

End of Question 10

Question 11.
The inner core of the brainstem is generally known as the:

End of Question 11

Question 12.
When Frederic Bremer (1937) lesioned the brain stem in cats where it joined the spinal cord (the encéphale isolé preparation) and recorded electrical activity from the cortex he found that this operation:

End of Question 12

Question 13.
The locus coeruleus contains neurons that release the neurotransmitter ______ whereas the raphe contains neurons that release ______.

End of Question 13

Question 14.
Early research by Jouvet indicated that damage to the locus coeruleus:

End of Question 14

Question 15.
Hobson et al (1975) have found that neural activity in the locus coeruleus and raphe is highest during:

End of Question 15

Question 16.
The brain structure which is the site of origin for pontine-geniculate-occipital waves, and also importantly involved in REM sleep is:

End of Question 16

Question 17.
Sleeping sickness (Encephalitis lethargica) was probably caused by viral damage to the:

End of Question 17

Question 18.
The part of the brain that has been shown to function like a 'biological clock' is the:

End of Question 18

Question 19.
The suprachiasmatic nucleus influences the release of melatonin by its effect on the ______.

End of Question 19

Question 20.
In humans, a surge of melatonin release occurs:

End of Question 20

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