Pharmacology for Veterinary Technicians: A Study Guide, Exams of Pharmacology

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Pharmacology for Veterinary Technicians Penn Foster - Study Guide

Distinguish belween hormonal, endocrine, and reproductive drugs — Endocrine glands include the pituitary, adrenals, thyroid, ovaries, testicles, panereas, and kidneys These glands produce hormones that are carried to target organs, where they influence the physiologic activily of these structures, (1) to correct a deficiency of that hormone or (2) to obtain a desired effect (c.g., to Hormones generally are administered to animals for one of two reason postpone estrus). Tlormones that are administered to an animal are called exogenous hormones, whereas those produced naturally in the body are endogenous hormones. Describe how drugs affect the neryous system — Drugs affect the nervous system by acling al the synaptic junctions Lo promote neurotransmitler's activity, mimic their actions, or block them from acting. Identify examples of respiratory drugs — Expectorants, mucolyti bronchodilators, decongestants List which drugs are used to relieve pain and inflammation — NSAIDs, Opioids, Antihistamines, muscle relaxers, steroids, nerve blocks Summarize the difference belween ophthalmic and otic drugs — The main issues pertain to the difficulties in effectively delivering drugs to the different tissues within the eye. Significant obstacles include physiological barricrs like blinking and tear lurnover, anatomical barriers such as lhe multiple layers of the cornea and sclera, and dynamic barricrs like tear drainage and conjunctival blood flow, all of which hinder optimal drug delivery [3.10]. Furthermore. the presence of tight junctions in the