N 5334 ADVANCED PHARMACOLOGY EXAM 2

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Study Questions and Answers Exam 2  What are the basic mechanisms by which neuropharmocologic agents act? o Can modify the disease process o Act at the sites of actions which is the axons versus... synapses and steps in synaptic transmission and effects of drugs on the steps of synaptic transmission  Transmittter synthesis is the first step in transmission. What are the other 4 steps? o Transmitter storage, transmitter release, receptor binding, and termination of the transmission  True or False: Neuropharmacologic drugs have high selectivity. o True—the nervous system uses many different receptor types  Information needed: o Type of receptors—through which the drug acts  Alpha and beta o Normal responses to the activation of those receptors  Agonists vs. antagonists o What the drug in questions does to the receptor function  What are the 3 functions of ANS? o Regulates the heart o Regulates the secretory glands, saliva glands, gastric, sweat, and bronchial o It regulates smooth muscles: bronchi, blood vessels, urogenital system, and the GI tract  What are the regulatory functions of the parasympathetic NS? o Seven regulatory functions  Slowing the heart rate  Increasing the gastric secretions  Emptying the bladder [Show More]

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