PHARMACOLOGY PENN FOSTER VETERINARY FINAL EXAM
WITH COMPLETE QUESTIONS AND CORRECT VERIFIED
ANSWERS (DETAILED ANSWERS) ALREADY GRADED A+ 100%
GUARANTEED TO PASS CONCEPTS!!!.
Describe how antiparasitic drugs work - ANSWER-Antiparasitic drugs work by
destroying parasites or inhibiting their growth. Most work by interfering with
the parasite's nervous system to prevent them from moving.
Explain the veterinary technician's role in inventory control - ANSWER-keeping
the staff informed regarding discontinued items, knowing the dates on which
backordered items will be released from the vendor, packing up goods awaiting
return to the vendor (e.g., expired items), rotating stock correctly, maintaining
current prices on all products, organizing inventory for ease of location and
counting, receiving and inspecting orders on arrival at the veterinary facility,
and learning about new products.
Define: Agonist - ANSWER-Drug that has affinity for a receptor/stimulates
receptor into action
Define: Contraindication - ANSWER-A reason not to use a drug in a particular
situation
Define: Efficacy - ANSWER-the degree to which a drug produces its desired
response.
,Define: Over-the-counter drug - ANSWER-One that may be purchased without
prescription from a veterinarian
Define: Prescription Drug - ANSWER-One that must be used under the
supervision of a veterinarina
Define: Receptor - ANSWER-a group of specialized molecules on or in a cell that
bind with a drug to produce an effect
Define: Therapeutic Index - ANSWER-expresses the relationship between a
drug's therapeutic and harmful effects
Define: Withdrawl Time - ANSWER-Amount of time that must elapse between
the end of drug therapy and elimination of that drug from patients tissues or
products
Define: Veterinarian-client-patient relationship - ANSWER-Relationship that
must exist between the vet, the patient, and the owner before prescription
drugs can be dispensed.
List 4 sources of drugs used in Vet Med - ANSWER-Animal product, plant
material, minerals, synthetic products
What are 4 components of a drug regimen? - ANSWER-Dose, route, frequency,
and duration of administration.
Describe how drugs affect the nervous system - ANSWER-Drugs affect the
nervous system by acting at the synaptic junctions to promote
neurotransmitter's activity, mimic their actions, or block them from acting.
,Identify examples of respiratory drugs - ANSWER-Expectorants, mucolytics,
antitussives, bronchodilators, decongestants
List which drugs are used to relieve pain and inflammation - ANSWER-NSAIDs,
Opioids, Antihistamines, muscle relaxers, steroids, nerve blocks
Discuss the conditions that must be met before a valid veterinarian-client-
patient relationship can be shown to exist - ANSWER-1.vet must assume
responsibility for making clinical judgments in relation to health of the animal.
2. Vet must have recently seen the animal and be acquainted with it's care.
3.Vet must be available for follow-up care of the animal
Discuss the responsibilities of a vet tech in the administration of drug orders -
ANSWER-To carry out the vet's orders correctly. should read the drug label
three times to ensure proper drug is being administered and should take care
to administer correct dose by correct route. Should be aware of the expected
affects and potential adverse side effects and be able to monitor the patient.
Describe the sequence of events that a drug undergoes from administration to
excretion - ANSWER-Drug is absorbed (or placed directly) into the bloodstream,
the drug may bind with plasma in the blood or may exist in free state,
circulating blood distributes drug to capillary level where it leaves circulation
and enters interstitial fluid. it bathes the cell and allows drug to bind to cell
surface receptors or enter the cell. It then exits the cell and moves back into
interstitial fluid, reenters circulation, and is transported to liver for metabolism.
The metabolite is then transported to kidneys for excretion.
List 11 possible routes for administering a drug to a patient. - ANSWER-Oral,
subcutaneous, intramuscular, intravenous, intraperitoneal, intraarterial,
intracardiac, intramedullary, inhalation, topical, intradermal
, List some of the factors that influence drug absorption - ANSWER-Method of
absorption, pH of the drug and ionization status, absorptive surface area, blood
supply to area, solubility of drug, dosage form, status of GI tract, and
interactions with other drugs
Most biotransformation occurs in the_____ - ANSWER-Liver
Most drug excretion occurs via the ______ - ANSWER-Kidneys
Drugs usually produce their effects by combining with specific cellular_____ -
ANSWER-Receptors
The drug name chosen by the manufacturer and is exclusive property of that
company is called - ANSWER-Trade/Proprietary Name
What are the 6 items that must be included on drug label? - ANSWER-names
(generic and trade) concentration, quantity, name and address of
manufacturer, control or lot number, expiration date
What are three government agencies that regulate the development, approval,
and use of animal health products? - ANSWER-FDA, EPA, USDA
Why do many vet clinics dispense rather than prescribe most of the drugs that
they use? - ANSWER-Profit earned from selling products
Describe the marketing of animal health products - ANSWER-Purchased from
manufacturers, distributors, or generic mail order companies. May be sold only
one label to graduate veterinarians and under another as over-the-counter
