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Dyck lecture 18

QuestionAnswer
What is set point? The balance point of the thermo effector temperature thresholds for on/off.
What primarily controls heat regulation? Hypothalamus
Set point fluctuates with what variation A) seasonal B)circadian C) Ultradian D) Diurnal B and D they are the same thing.
what is stress? challenge to homeostasis
Multiple simultaneous challenges will lead to... variable additivity of the individual effects.
A given challenge has A) the same effect on every individual B) a proportionate effect on different individuals C) Mild effects on all individuals D)variable effects in each individual D
Disturbing multiple homoeostatic processes .... may lead to demonstrable impairments in function/ performance.
What happens when the body is faced with stress? The hypothalamus stimulates the amygdala and hippocampus to initiate stress response -stress response includes a SNS-adrena; pathway (catecholamine surge)and a pituitary-adrenal pathway (cortisol surge)
catecholamine surge and cortisol surge have pronounced effects on... cardio-vascular function, immune function and the process of inflammation.
Created by: year1
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