GNRS 582 Exam 3 Questions and Answers All Correct

GNRS 582 Exam 3 Questions and Answers All Correct What is the hypothalamic-pituitary- axis? - Answer-It is the relationship between the; 1. nervous system; 2. endocrine system; and 3. immune system What systems does the HPA effect in the body? - Answer-1. nervous system: sympathetic branch of the ANS 2. endocrine system: pituitary and adrenal 3. immune system What are Epinephrine and Norepinephrine? - Answer-Catecholamines Epinephrine (EPI) - Answer-1. Increases myocardial contractility (+ inotropy) 2. Increases HR (+ chronotropy) 3. Increases venous return to heart 4. Increases CO 5. Increases BP 6. Increases transiently in BS 7. Causes bronchodilation Norepinephrine (NEPI) (Catecholamines) - Answer-8. binds with alpha receptors only 9. increases BP by vasoconstriction 10. dilates pupils 11. IS A MORE POTENT VASOCONSTRICTOR THAN EPINEPHRINE Why is Nepi is used to treat hypotension in shock? - AnswerCortisol: (Glucocorticoids) - Answer-12. Increases BP 13. Increases CO 14. Increases lipolysis 15. immunosuppression and enhanced immunity 16. anti-inflammatory and pro-inflammatory What causes fever? - Answer-1. Caused by exogenous and endogenous pyrogens 2. Infection 3. mechanical damage 4. ischemia 5. nutrient deprivation 6. temperature extremes 7. radiation What part of the brain is affected? - Answer-Act directly on the hypothalamus What Is the purpose of fever? - Answer-1. Limit and control the inflammatory process 2. Prevent and limit infection and further damage 3. Initiates the development of the adaptive immune response 4. Initiate healing What is the purpose of Plasma Protein Systems? - Answer-Effective inflammatory response Plasma Protein Systems - Answer-The key to an effective inflammatory response is the 3 plasma protein systems. Each system consists of multiple proteins in the blood.