Which of the following statements is TRUE?

Which of the following statements is TRUE?
 
  A) Absorption means that most medications whether unchanged or metabolized are excreted in the urine.
  B) Affinity is the process of chemically changing a medication through metabolism within the body.
  C) Therapeutic index is a ratio comparing a medication's lethal dose with an effective dose of the same medication.
  D) Half-life is the degree or rate at which a drug or other substance becomes available at the site of physiological activity after administration.

Question 2

Patients diagnosed with, or at high risk for, DVT are usually prescribed:
 
  A) a diuretic.
  B) an anti-inflammatory.
  C) analgesics.
  D) an anticoagulant medication.

Question 3

Which of the following statements regarding medication packaging is TRUE?
 
  A) Vials consist of a barrel with a needle or adapter attached and a pre-filled glass tube containing the medication.
  B) Pre-filled syringes are completely sealed glass containers with a thin breakable neck.
  C) Ampules consist of a glass container with a sealed rubber stopper that can be pierced by a needle to withdraw the medication.
  D) Nebules are plastic containers designed so that the top can be torn off and the medication squeezed out.

Question 4

A patient that is experiencing a transfusion reaction would likely be exhibiting:
 
  A) severe night sweats.
  B) dyspnea.
  C) fever.
  D) abdominal pain.