PHARMACOLOGY PENN FOSTER TEST QUESTIONS AND ANSWERS.docx, Exams of Biology

Download PHARMACOLOGY PENN FOSTER TEST QUESTIONS AND ANSWERS.docx and more Exams Biology in PDF only on Docsity! PHARMACOLOGY PENN FOSTER TEST QUESTIONS AND ANSWERS Pharmacology the study of the absorption, metabolism, and excretion of drugs Indications reasons for using drugs Contradictions reasons to not use the drug Pharmacokinetics what happens to the drug once it enters the body Pharmacodynamics How the drug affects the body Veterinary-Client Relationship needed for a prescription drug to be prescribed Criteria for Veterinary-Client Relationship 1. Vet assumes responsibility for making judgements about health 2. Vet has knowledge of health of animal to issue diagnosis 3. Vet is available for follow up OTC Drugs do not require a prescription Controlled substances drugs that may be abused Regimen 1. Correct Drug 2. Route of Administration 3. Ask for clarification 4. Label Medications 5. Explain how the medication is administered 6. Record information in the record Steps of Pharmacokinetics absorption, distribution, metabolism, excretion Receptors lock and key model Affinity how well the drug binds Agonist "perfect fit" Partial Agonist "close but not perfect" Antagonist "blocks action" Adrenergic Blocking Agents Urethral obstructions cause vasodilation antagonists (reversals) Cerebrum higher brain function Thalamus Relay center Pain Interpretation Hypothalamus Regulates ANS Medulla Impulses between brain and spinal cord Barbiturates Induce general anesthesia Sedative Anticonvulsant / control seizures ingredient in euthanasia solutin Adverse Effects of Barbiturates CNS depression CNS excitement Respiratory depression cardiovascular depression tissue irritation no reversal Classifications of Tranquilizers Alpha-2 Agonist Adrenergic Blocking Depress the thalamus and hypothalamus Uses of Tranquilizers Pre-medication Sedative Reduce anxiety apetite stimulant antimetic Adverse effects of tranquilizers CNS excitement Respiratory depression cardiovascular depression lower seizure threshold Dissociative Agents depress thalamus and cerebral cortex Uses of Dissociative Agents sedation restraint induce anesthesia Adverse Effects of Dissociative Agents respiratory depression convulsions drying of the cornea burning at injection site hypersalivation Opioid Agonists stimulate opioid receptors Opioid Agonist Receptors Mu Kappa Sigma Delta uses of Opioid Agonists Analgesia Sedation Antitussive Antidiarrheal Adverse Effects of Opioid Agonists Respiratory depression Excitement Nausea/Vomiting Panting Defecation/Diarrhea Opioid Antagonists Block Opioid Receptors