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B5 (Homeostasis means controlling internal conditions (ion content…
B5
Homeostasis means controlling internal conditions
internal conditions which require controlling
Temperature
increased by shivering
decreased by sweating
ion content
increased by eating
decreased by sweating and urine
water
decreased by sweating and urine
increased by drinking
blood glucose
controlled by hormones
Hormones are chemical messages produced in the endocrine glands
pancrease produces insulin
pituarty gland produce fsh and lh
testes produce testosterone
If blood sugars are too high insulin is released causing glucose tomove from the blood to the cells
liver converts it to glucogen
Diabetes type 1-when the body doesn't produce enough glucose
diabetes type 2 body no longer responsed to its insulin
controlled with diet
stimulus
recerptor
coordinator
effector
response
receptors are in are senses
conscious action is an action considered within are brain
Reflex actions bypass the brain to produce a quicker response
the pituartry gland is known as the master land its hormones trigger other glands to work