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Author Question: Humans show which pattern of blood flow and mental activity during REM sleep? a. Cortical blood ... (Read 143 times)

Wadzanai

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on: Jun 22, 2018
Humans show which pattern of blood flow and mental activity during REM sleep?
 
  a. Cortical blood flow is reduced during REM sleep as blood is shunted to the genitals.
  b. Cerebral blood flow is low in the primary visual cortex.
  c. Cerebral blood flow is very low during color dreaming.
  d. Cerebral blood flow is high in the visual association cortex and low in the frontal cortex.
  e. Cerebral blood flow is low in the primary auditory cortex.

Question 2

The predictable changes in blood flow to the male genitals that occur during ________ can be a useful clinical indicator of ________.
 
  a. non-REM sleep; narcolepsy
  b. the day hours; hypertension
  c. REM sleep; impotence
  d. slow-wave sleep; cardiac failure
  e. the day hours; cocaine abuse


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mohan

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Reply #1 on: Jun 22, 2018
Answer to Question 1

Answer: d. Cerebral blood flow is high in the visual association cortex and low in the frontal cortex.

Answer to Question 2

Answer: c. REM sleep; impotence


Wadzanai

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Reply #2 on: Jun 22, 2018
Thank you!


mohan

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Reply #3 on: Jun 22, 2018
Happy to help


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