Author Question: The electrical conduit that serves as an extension of the brain stem is the: A) spinal column. B) ... (Read 44 times)

Kikoku · **on:** Jul 3, 2018

The electrical conduit that serves as an extension of the brain stem is the:

A) spinal column. B) spinal cord. C) spinal process. D) spinal body.

Question 2

The ___________________ is the length of time that a medication concentration is sufficient in the blood to produce a therapeutic response.

a. Half-life
b. Duration of action
c. Efficacy
d. Affinity

Meganchabluk · **Reply #1 on:** Jul 3, 2018

Answer to Question 1

B

Answer to Question 2

b
Rationale: a. Half-life is the time required for one-half of the dose of a medication to be removed from the body.
b. Correct.
c. Efficacy is the ability of a drug to produce the expected response.
d. Affinity is the force of attraction between a drug and its receptor site.