EXAM 1: NR293 / NR 293 PHARMACOLOGY FOR
NURSING PRACTICE EXAM (LATEST 2025 UPDATE
STUDY BUNDLE WITH COMPLETE SOLUTIONS) | 100%
CORRECT | GRADE A - CHAMBERLAIN
Drug .....ANSWER..... Any chemical that affects the physiologic
processes of a living organism
Pharmacology .....ANSWER..... The study or science of drugs
Chemical Name .....ANSWER..... Describes the drug's chemical
composition and molecular structure (not usually used in nursing)
Generic Name .....ANSWER..... Name given by the United States
Adopted Names council. The universal name, like ibuprofen or
acetaminophen
Trade Name .....ANSWER..... AKA proprietary name. The drug
has a registered trademark, use of the name is restricted by the
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drug's patent owner. Ex is Motrin and Advil, they are both
ibuprofen
Pharmaceutics .....ANSWER..... The study of how various drug
forms influence the way in which the drug affects the body.
Oral, rectal, transdermal, etc.
Pharmacodynamics .....ANSWER..... The study of what the drug
does to the body. The mechanism of drug actions in living tissues
and drug-receptor relationships
Pharmacotherapeutics .....ANSWER..... The clinical use of drugs to
prevent and treat disease. Defines principles of drug actions- the
cellular processes that change in response to the presence of
drug molecules. Drugs are organized into pharmacologic classes,
like antihypertensives.
Ex: elderly taking baby aspirin to prevent strokes
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Pharmacognosy .....ANSWER..... The study of natural drug
sources, like plants, animals and minerals.
Pharmaceutic Properties .....ANSWER..... Different drug dosage
forms have different properties. Dosage form determines the
rate of drug dissolution. Enteric-coated tablets protect patients
from stomach irritation.
Fastest Route of Oral Drug Absorption .....ANSWER..... 1. Oral
disintegration, buccal tabs, and oral soluble wafers
2. Liquids, elixirs, and syrups
3. Suspension solutions
4. Powders
5. Capsules
6. Tablets
7. Coated tablets
8. Enteric-coated tabletes
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Pharmacokinetics .....ANSWER..... The study of what the body
does to the drug. A drug's time to onset of action, time to peak
effect, and duration of action.
-Absorption, Distribution, Metabolism, Excretion
Pharmacokinetics: Absorption .....ANSWER..... Movement of a
drug from its site of administration into the bloodstream for
distribution to the tissues.
Bioavailability .....ANSWER..... A measure of the extent of drug
absorption for a given drug and route. Giving a med through the
IV, you will have 100% of the med in the bloodstream, none is
lost.
First-Pass Effect .....ANSWER..... The initial metabolism in the liver
of a drug absorbed from the GI tract before the drug reaches
systemic circulation. If you give a PO med, the GI system digests,
liver transforms, and then it reaches the bloodstream. Not 100%
of the med reaches the bloodstream, you lose some as it travels.