A major factor contributing to the relative negativity of the ...

[go.lag]

A major factor contributing to the relative negativity of the neuron's internal environment at rest is
 
  a. its large amount of sodium.
 b. its large amount of potassium.
 c. the presence of negatively charged protein ions.
 d. the absence of negatively charged protein ions.

Question 2

Extracellular fluid is rich in
 
  a. K+, with small amounts of Na+ and Cl-.
 b. K+ and Cl-, with very small amounts of Na+.
 c. Cl-, with very small amounts of K+ and Na+.
 d. Na+ and Cl-, with small amounts of K+.

[joneynes]

Answer to Question 1

c

Answer to Question 2

d