NR 566 FINAL EXAM ADVANCED PHARMACOLOGY FOR CARE OF THE FAMILY LATEST VERSION Questions with Verified Answers
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Course
NR 566
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NR 566
NR 566 FINAL EXAM ADVANCED PHARMACOLOGY FOR CARE OF THE FAMILY LATEST VERSION Questions with Verified Answers
1: What is the primary focus of NR 566?- correct answer -
The primary focus of NR 566 is advanced pharmacology, including the study of drug mechanisms, therapeutic uses, and the impact...
NR 566 FINAL EXAM ADVANCED PHARMACOLOGY
FOR CARE OF THE FAMILY LATEST VERSION
1: What is the primary focus of NR 566?- correct answer -
The primary focus of NR 566 is advanced pharmacology, including the study
of drug mechanisms, therapeutic uses, and the impact of drugs
on the human body.
2: What does the term pharmacokinetics refer to?- correct answer -
Pharmacokinetics refers to the movement of drugs within the body,
including absorption, distribution, metabolism, and excretion.
3: Define pharmacodynamics. - correct answer -
Pharmacodynamics is the study of the biochemical and physiological effects
of drugs on the body and the mechanisms of their action.
4: What is the significance of the therapeutic index?- correct answer -
The therapeutic index is the ratio between the toxic dose and the
therapeutic dose of a drug, indicating its safety margin.
,5: How does the liver affect drug metabolism?- correct answer -
The liver is the primary site for drug metabolism, where enzymes convert
drugs into more water-soluble compounds for easier
excretion.
6: What role do cytochrome P450 enzymes play in drug metabolism?-
correct answer - Cytochrome P450 enzymes are involved in the
oxidation of drugs, facilitating their breakdown and
elimination from the body.
7: Explain the concept of first-pass effect. - correct answer -
The first-pass effect refers to the initial metabolism of a drug in the liver,
reducing its concentration before it reaches systemic
circulation.
8: What is bioavailability?- correct answer -
Bioavailability is the proportion of a drug that enters the bloodstream when
introduced into the body and is available for therapeutic
action.
, 9: Describe the difference between agonists and antagonists. - correct
answer -
Agonists are drugs that activate receptors to produce a response, while
antagonists block receptors to inhibit a response.
10: What is a prodrug?- correct answer -
A prodrug is an inactive substance that is metabolized in the body to
produce an active drug.
11: Define half-life in pharmacology. - correct answer -
Half-life is the time it takes for the plasma concentration of a drug to reduce
by half.
12: What factors can influence drug absorption?- correct answer -
Factors influencing drug absorption include the drugs formulation, route of
administration, blood flow to the absorption site, and
gastrointestinal motility.
13: How do protein-binding properties affect drug distribution?- correct
answer - Drugs that bind extensively to plasma proteins have
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