Author Question: The bloodbrain barrier is a preventive barrier that prevents MOST ____________ medications from ... (Read 142 times)

ENagel

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The bloodbrain barrier is a preventive barrier that prevents MOST ____________ medications from reaching the brain.
 
  a. Lipid-soluble
  b. Water-soluble
  c. Non-ionized, unbound
  d. Barbiturate

Question 2

_____-soluble vitamins (such as vitamins A, D, E, and K) can build up to toxic levels in the body if taken in excess.
 
  Fill in the blank(s) with correct word



soda0602

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Answer to Question 1

b
Rationale: a. Lipid-soluble medications readily pass the bloodbrain barrier.
b. Water-soluble medications cannot permeate the bloodbrain barrier.
c. A non-ionized, unbound medication can pass the bloodbrain barrier.
d. A barbiturate is an example of a non-ionized, unbound drug.

Answer to Question 2

Fat



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