MN551 Advanced Pathophysiology Across
The Lifespan Week 9 Quiz (All Correct)
Pathophysiology Across The Lifespan
Question 2.
A patient with a diagnosis of insomnia is surprised when his
physician explains to him that his brain is still highly active
during normal sleep. Which of the following statements best
captures the character of brain activity during sleep?
“Fewer neurons in your brain are firing when you’re asleep, but
they’re more synchronized than when you’re awake.”
“While you’re obviously less aware of stimuli when you’re asleep,
your brain is actually more active when you’re asleep than when
you’re awake.”
“There are four types of brain activity, and actually all of them
occur at different stages of sleep.”
“Your brain alternates between periods of activity and periods of
inactivity when you’re asleep, and these correspond to your eye
movement.”
Question 3.

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