Question 1

Which of the following best describes the primary function of mitochondria in the cell?

Accepted Answer

Produce ATP through cellular respiration

Question 2

A drug is administered orally and must pass through the gastrointestinal tract before entering the bloodstream. Which pharmacokinetic process is primarily involved during this stage?

Accepted Answer

Absorption

Question 3

Which of the following mechanisms allows lipid-soluble drugs to cross the cell membrane, as shown in the diagram?

Accepted Answer

Simple diffusion through the lipid bilayer

Question 4

A patient receives a drug that is highly protein-bound. Which of the following is most likely to affect the distribution of this drug?

Accepted Answer

The level of plasma proteins in the blood

Question 5

Which organ is primarily responsible for the metabolism (biotransformation) of most drugs?

Accepted Answer

Liver

Question 6

A drug overdose can result from which of the following scenarios?

Accepted Answer

Prolonged ingestion of higher-than-prescribed doses

Question 7

Which of the following best describes the role of carrier proteins in drug transport across cell membranes?

Accepted Answer

They attach to drug molecules and move them across the membrane

Question 8

A patient is prescribed two drugs that are both metabolized by the same liver enzyme. What is a possible outcome of this drug-drug interaction?

Accepted Answer

Decreased metabolism leading to increased drug levels

Question 9

Which of the following is NOT a common characteristic shared by all cells?

Accepted Answer

Ability to photosynthesize

Question 10

A patient with impaired kidney function is at increased risk for which of the following pharmacokinetic issues?

Accepted Answer

Decreased excretion of drugs

Question 11

Which of the following best explains why the minimum effective concentration (MEC) of a drug must be reached in the bloodstream?

Accepted Answer

To achieve the desired therapeutic effect

Question 12

Which of the following is an example of a drug that does NOT act on receptor sites?

Accepted Answer

Antacids

Question 13

A patient is experiencing toxic effects from a medication. Which of the following is a possible cause?

Accepted Answer

Slow metabolism of the medication

Question 14

Which of the following best describes the process of pharmacokinetics?

Accepted Answer

The study of drug movement through the body

Question 15

A patient is given a prodrug. What must occur for the drug to exert its intended effect?

Accepted Answer

It must be metabolized into its active form

Question 16

Which of the following factors can increase the rate of drug metabolism?

Accepted Answer

Enzyme induction

Question 17

A patient is taking two drugs that have additive effects. What is the most likely outcome?

Accepted Answer

The combined effect is equal to the sum of the effects of each drug

Question 18

Which of the following is a primary goal in the treatment of drug overdose?

Accepted Answer

Support and stabilize vital functions

Question 19

Which of the following patient-related variables can influence drug response?

Accepted Answer

Age and body weight

Question 20

A drug is administered intravenously. Which pharmacokinetic process is bypassed?

Accepted Answer

Absorption

Cellular Physiology and Drug Transport: Core Concepts for Anatomy & Physiology

스터디 가이드 - 연습 문제

학습 가이드 - 플래시카드