Welcome to BB2 Discussion Group

1
Welcome to BB2 Discussion Group

• TA Janna Taft
• jtaft_at_fau.edu
• Discussion Group
• Videos, web info, test preps, Q A, open forums
• Web Sites of Interest
• Book publishers
• Book questions

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Sleep Chapter 9

• Web sites for sleep, dreaming, and wakefulness
• Sleep sites

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Sleep Practice Questions

• The waking EEG is characterized by
• a. occasional delta activity.
• b. periods of alpha and beta activity.
• c. regular changes in heart rate, blood
  pressure, and respiration.
• d. bursts of K complexes.

4

• Evidence suggests that many of the brain
  mechanisms that become active during a dream
• a. cease when the dream ends and are responsible
  for the general inability to recall dreams.
• b. occasionally become overactive resulting in
  terrifying dreams.
• c. are those that would become active if the
  events of the dream were actually occurring.
• d. are related to the duration rather than the
  content of the dream.

5

• The rebound phenomenon
• a. indicates that REM sleep has the same
  function as slow-wave sleep.
• b. occurs when REM sleep-deprived subjects are
  permitted to sleep normally.
• c. results when aspects of REM sleep intrude
  into wakefulness.
• d. suggests that REM sleep deprivation causes
  physiological harm.

6

• ______ neurons are found in the ______, and
  _______ neurons are found in the ________.
• a. noradrenergic locus coerleus serotonergic
  neurons tuberomammilary nucleus
• b. acetylcholine pons histaminergic basal
  forebrain
• c. acetylcholine locus coeruleus
  noradrenergic raphe nuclei
• d. serotonergic raphe nuclei histaminergic
  tuberomammilary nucleus

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• The acetylcholine neurons that play the most
  central role in the triggering of REM sleep are
  found in the
• a. peribrachial area.
• b. raphe nuclei.
• c. medial pontine reticular formation.
• d. magnocellular nucleus.

8

• Sleep apnea is
• a. A form of drug dependency insomnia.
• b. A side affect of sleeping medications.
• c. A period of sleep without dreams.
• d. The inability to sleep and breathe at the
  same time.

9

• How did the daily behavior of a rat change with
  constant dim illumination?
• a. periods of activity increased and periods of
  sleep decreased.
• b. food consumption increased with activity
  levels.
• c. the biological clock ran slower activity
  began about one hour later each day.
• d. body temperature increased slightly with
  constant light.

10

• The ticking of the biological clock
• a. and the control sleep and waking cycles are
  complementary functions of the SCN.
• b. occurs in glial cells that surround the
  neurons of the SCN.
• c. occurs in individual neurons of the SCN.
• d. is a characteristic of circuits of neurons,
  not individual neurons.

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Study Study

• Practice EXAM next Tuesday, 1/29/01
• 9 am!
• About 25 multiple choice questions
• Bring a Scantron please!