Pharmacology Penn Foster Veterinary Technician Questions
and answers (verified answers grade A) latest update
rationale
Pharmacokinetics - CORRECT ANSWER When a drug enters the body
Pharmacodynamics - CORRECT ANSWER How drugs exert effects
7 Routes of Administration - CORRECT ANSWER Oral, IV, IM, SC, intraperitoneal,
intraarterial, intradermal
Agonist, Partial Agonist, and Antagonist - CORRECT ANSWER Perfect Fit, Almost
Fits, Blocks Action
Affinity vs. Efficacy - CORRECT ANSWER How well it binds to receptor (Agonist
vs. Antagonist) vs. how well the drug performs
Trade Name Vs. Genetic Name - CORRECT ANSWER Trade - patented name
(rimadyl) vs. Genetic - unpatented/generic (carprofen)
6 Drug Label Requirements - CORRECT ANSWER Generic Name, Concentration,
Quantity, Controlled?, Manufacturer Info, Expiration Date.
Injection Routes from fastest onset to slowest - CORRECT ANSWER IV, SC, IM
,Injection Routes from longest duration to shortest - CORRECT ANSWER SC, IM,
IV
Symapthetic vs. Para-sympathetic - CORRECT ANSWER Energy expending
activites (Increase heart rate), Energy conserving ( decrease heart rate)
Stimulation of Sympathetic vs Para-sympathetic - CORRECT ANSWER Fight or
Flight vs. Calm Down
Cholinergic vs Anticholinergic - CORRECT ANSWER Stimulate parasympathetic
(increase GI motility) vs preventing stimulation (decrease GI motility)
Adrenergic Agents - CORRECT ANSWER Excites Alpha Receptors and inhibits beta
receptors (stimulates heart beat through sympathetic)
CNS Depression Drugs - CORRECT ANSWER Sedate, Control Seizures, Control
Pain
CNS Stimulation Drugs - CORRECT ANSWER Treat respiration/cardiac depression
or reverse depression drugs
Barbituates - CORRECT ANSWER CNS Depression Drug, always controlled, no
reversal available, rapidly absorbed into brain and fat, do not use in sight hounds
(no fat), and used in euthanasia solution
Expectorant - CORRECT ANSWER Respiratory Drug - muscous secreting gland
(dilutes secretions)- cough syrup
,Mucolytics - CORRECT ANSWER Alter mucous composition - breaks down
mucous thickness
Antitussives - CORRECT ANSWER inhibits non productive cough, example is
butorphanol or hydrocodone
4 types of Diuretics - CORRECT ANSWER Loop, Osmotic, Thiazine, Potassium
Sparing
Loop vs. Osmotic - CORRECT ANSWER Increase excretion of sodium and water to
inhibit reabsorption vs increase excretion of water to increase pressure to limit
reabsorption
Thiazide vs. Potassium Sparing - CORRECT ANSWER block absorption of sodium,
chloride and water vs. block aldosterone by excreting potassium and reabsorbing
sodium
Four Types of Cardiac Disease - CORRECT ANSWER Valvular Disease,
Arrhythmias, Myocardial, Congential
Chronotropic vs. Inotropic - CORRECT ANSWER positive - increase heart rate:
negative - decrease vs positive - increase strength of contraction: negative decrease
Catecholamines - CORRECT ANSWER increase cardiac output and BP but decrease
strength of contraction to allow speed.
Emetics vs. Antiemetics - CORRECT ANSWER Cause vomiting vs prevent vomiting
, 3 causes of diarrhea - CORRECT ANSWER Parasites, hyperscretion, and osmotic
overload
Narcotic Analgesics - CORRECT ANSWER GI med - Increases contrations but
decrease secretions
Protectants - CORRECT ANSWER Gi med - Coats mucosa
Absorbents - CORRECT ANSWER GI med - Binds with the bacteria or toxin
AH2 receptor - CORRECT ANSWER Anti - ulcer med that decreases irritation and is
an OTC drug
Proton Pump Inhibitors - CORRECT ANSWER Anti -ulcer Used if AH2 receptors
don't work
Antacids - CORRECT ANSWER Neutralizes stomach acid by binding to it.
7 parts of the Endocrine System - CORRECT ANSWER Pituitary, Adrenal, Thyroid,
Ovaries, Testicles, Pancreas, Kidneys
Exogenous vs endogenous - CORRECT ANSWER given from outside the body vs
naturally made
Gonadotropins - CORRECT ANSWER Mimic Folic Stimulating hormone, treats
infertility and cryptorchid
