Houston Ch. 18 Sci Word Scramble
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Question | Answer |
cerebrum | controls thinking and interprets information from sense organs |
cerebellum | controls body movements and helps maintain balance |
medulla | controls digestion and activity of glands and involuntary muscles |
brain stem/medulla | made up of nerves from other two brain parts and connects the brain to the spinal cord |
endocrine glands | have no ducts |
testosterone | a male reproductive hormone |
insulin | hormone that controls sugar in the blood |
job of brain | to receive, interpret, and react to messages in the body |
cerebrum | largest part of the brain |
reflexes | controlled by the brain |
reflex arc | body's reaction that does not involve the brain (path=receptor to spinal cord to muscle) |
synapse | the gap between one cell and the dentrite of another |
path substances from endocrine glands travel | from glands into blood vessels |
sense organ | a special organ that receives and processes stimuli from the environment |
Names of sense organs: | skin, eyes, mouth/nose, ears, nose |
skin | detects temperature |
optic nerve | carry nerve signals from the retina in the eye to the brain |
outer ear | gathers sounds |
cochlea | changes vibrations into nerve signals in the ear |
depressant | drug that slows down the central nervous system |
stimulant | drug that speeds up the central nervous system |
alcoholic | dependent on alcohol |
addiction | an uncontrollable dependence on drugs |
Created by:
Ms.T
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