PMY 302 Exam 1; Questions & Answers 100% Pass
Pharmacology CORRECT ANS-The study of the properties and reactions of drugs, especially
in relation to their therapeutic value and adverse effects.
Drug CORRECT ANS-Any agent that affects the living process, including chemicals that
mimic or antag...
Pharmacology CORRECT ANS-The study of the properties and reactions of drugs, especially
in relation to their therapeutic value and adverse effects.
Drug CORRECT ANS-Any agent that affects the living process, including chemicals that
mimic or antagonize endogenous substances
-primary tools for treating and preventing disordres
Dose CORRECT ANS-Amount of medication administered at a single time
Response CORRECT ANS-Effect of a drug on the body, including both intended and
unintended effects
Pharmacokinetics CORRECT ANS-What the body does to the drug
Pharmacodynamics CORRECT ANS-What the drug does to the body
, PMY 302 Exam 1; Questions & Answers 100% Pass
types of drug preparations CORRECT ANS-natural source, crude drug preparation, pure
drug compound, pharmaceutical preparations
Absorption CORRECT ANS-The movement of an administered drug across biological
membranes into the bloodstream
Distribution CORRECT ANS-The movement of a drug from the bloodstream into interstitial
and cellular fluids. The initial phase of distribution reflects tissue perfusion and cardiac output
Bioavailability CORRECT ANS--The fraction of an administered dose of medication that
reaches the systemic circulation
-orally administered drugs show reduction due to first pass metabolism
first pass effect CORRECT ANS-The initial metabolism in the liver of a drug absorbed from
the gastrointestinal tract before the drug reaches systemic circulation through the
bloodstream.
, PMY 302 Exam 1; Questions & Answers 100% Pass
Enteral administration CORRECT ANS-Administration of drugs by way of the alimentary
canal.
Parenteral administration CORRECT ANS-drugs are given by injection into the skin,
muscles, or veins
blood-brain barrier CORRECT ANS-a filtering mechanism of the capillaries that carry blood
to the brain and spinal cord tissue, blocking the passage of certain substances.
Active transport CORRECT ANS-the drug molecule is moved across a membrane against a
concentration gradient, from low to high concentration
Diffusion CORRECT ANS--rate of transport is dependent on concentration gradient
-how vast majority of drugs are transported
Filtration CORRECT ANS-Movement by hydrostatic pressure through capillary endothelial
membranes and into the tissue space
, PMY 302 Exam 1; Questions & Answers 100% Pass
Biotransformation CORRECT ANS-One or more biochemical reactions involving a parent
drug; occurs mainly in the liver and produces a metabolite that is either inactive or active.
Also known as metabolism.
Biotransformation Phase I CORRECT ANS-Degradation reactions
(oxidation, reduction, hydrolysis)
Biotransformation Phase II CORRECT ANS-Conjugation
enterohepatic circulation CORRECT ANS-continual recycling of compounds like bile acids
between small intestine and liver
Drugs with __________________ protein binding have _______________ renal filtration
CORRECT ANS-high; low
Law of Mass Action CORRECT ANS-D + R <-> DR
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