Aspirin can cure a headache, but when you pop an aspirin tablet, ...

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Aspirin can cure a headache, but when you pop an aspirin tablet, how does the aspirin know to go to your head rather than your big toe?
 
  A) The body is able to pool medicines around areas of increased neuronal activity.
  B) The aspirin doesn't know to go to your head rather than your big toe. Rather, it gets distributed throughout your body.
  C) The blood vessels within your head are generally more accessible than those within your big toe.
  D) Most commercially available aspirins are compounded with buffer agents that direct the aspirin to regions of lower pH, which includes the cerebral hemispheres.

Question 2

How is the term photon related to the term quantum?
 
  A) A quantum of light is actually one photon.
  B) A quantum of photons is equal to the wavelength.
  C) A quantum is a particle of light while a photon is a wave of light.
  D) A quantum is a particle of light exactly one photon long.
  E) A quantum is a wave of light while a packet of quanta equals one photon.

[lgoldst9]

Answer to Question 1

B

Answer to Question 2

A

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