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Author Question: The purpose of the blood-brain barrier is to: a. protect the brain from accidental impacts. b. ... (Read 102 times)

cmoore54

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on: Jun 22, 2018
The purpose of the blood-brain barrier is to:
 
  a. protect the brain from accidental impacts.
  b. block the entrance of some substances into the brain.
  c. block neurotransmitters from being released.
  d. provide a cushion for the brain.

Question 2

For Na+ ions, _______________ pushes them into a cell.
 
  a. electrostatic pressure
  b. diffusion
  c. neither electrostatic pressure or diffusion
  d. both electrostatic pressure and diffusion


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IRincones

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

Answer: B

Answer to Question 2

Answer: D


cmoore54

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Reply 2 on: Jun 22, 2018
Gracias!

momolu

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Reply 3 on: Yesterday
Excellent

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