In which of the following ways does the concentration of hydrogen ...

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In which of the following ways does the concentration of hydrogen ions affect the movement of potassium ions into or out of cells, if at all?
 
  a. Hydrogen ions have no effect on the movement of potassium ions.
  b. Decreased hydrogen concentration will move potassium out of the bloodstream into the cells.
  c. Decreased hydrogen concentration will move potassium from the cells into the bloodstream.
  d. Increased hydrogen concentration will move potassium from the bloodstream into the cells.

Question 2

One of the best-known formulations of developmental theory involving stages was that of:
 
  a. Freud c. Duvall
  b. Jung d. Holmes

[macybarnes]

Answer to Question 1

B

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A Incorrect: The concentration of hydrogen ions does have an effect on the movement of potassium ions.
B Correct: The concentration of hydrogen ions affect the movement of potassium ions into or out of cells. Decreased hydrogen concentration will move potassium out of the bloodstream into the cells. Increased hydrogen concentration will move potassium from the intracellular to the intravascular spaces.
C Incorrect: Decreased hydrogen concentration will not move potassium from the cells into the bloodstream. It does just the opposite.
D Incorrect: Increased hydrogen concentration will not move potassium from the bloodstream into the cells.

Answer to Question 2

C

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A Incorrect. Freud is considered the father of phychoanalysis.
B Incorrect. Jung is considered the best known for his model of analytical psychology.
C Correct. E. M. Duvall is responsible for the best known formulation of the developmental theory developing the eight stages and the developmental tasks of the two-parent nuclear family.
D Incorrect. Sherlock Holmes is a fictional character from the 19th century.

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[6ana001]

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