BIO 203 Purdue Final| 100 Questions & Answers(RATED A)
autonomic (visceral) reflex - ANSWER 1 receptor 2 sensory afferent neuron 3 one or more interneurons 4 preganglionic motor neuron 5 postganglionic motor neuron 6 effector 2 systems that determine blood pressure - ANSWER sympathetic nervous system RAA system 4 causes of edema - ANSWER 1. low plasma protein osmotic pressure (liver disease, protein malnutrition) 2. high venous pressure (gen or pulmonary edema standing motionless, failing heart) 3. elevated protein osmotic pressure (leakage of protein into interstitial fluid -- allergies, insect bite, inflammation) 4. blocked lymphatics (surgery, tumor, filariasis_ What is edema - ANSWER Swell of tissue (accumulate in interstitial fluid) Factors that determine blood pressure - ANSWER cardiac output, total peripheral resistance, capacity of the venous system, volume of fluid in the circulatory system Vasodilators - ANSWER nitric oxide and histamine Vasoconstrictors - ANSWER NE, E Angiotensin II Vasopressin Endothelin Vestibular apparatus - ANSWER utricle, saccule, semicircular canals Utricle - ANSWER head tilt, horizontal accel/decel Saccule - ANSWER vertical accel and decel Cataract - ANSWER -lens loses transparency and becomes opaque -caused from UV, chemical agents or infrared radiation -if vision is lost, it can be removed and r
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