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Endocrine System

hormone chemical messages produced by hormones that instruct the body to do something or respond to something
gland main organs of the endocrine system that produce hormones
internal stimuli something inside an organism that causes that organism to react. Examples: hunger, sugar level, internal temperature
external stimuli something outside an organism that causes that organism to react. Examples: touching something extremely hot/cold, oxygen levels in the air, amount of sunlight
adrenal gland gland located above the kidneys that produces adrenaline when stressed. Adrenaline gives the organism a temporary boost; associated with fight or flight
fight or flight A response by an organism initiated by extreme danger. The organism prepares to fight to the death or escape the threat
homeostasis An organism's reactions to changing conditions to keep it's internal conditions at the perfect levels
secrete producing and transporting hormones around an organism
excrete transporting and releasing waste products from an organism
endocrine system Body system made up of glands and hormones that send chemical messages around the body to keep it in homeostasis
Created by: mvanderb