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health ch. 15 test
Question | Answer |
---|---|
what is a delicate critical system responsible for sending messsages from outside and inside your body to your brain and from your brain to all parts of your body. | nervous system |
waht are the cells of the nervous system | neurons |
what starves the brain by blocking use of glucose | alcohol |
what blocks messages to the brain causing depression | barbituous |
what stimulates uncontrollable brain impulses | hallucinogens |
what takes up 2/3 of your total food intake | carbohyrates |
_______________&_____________ work together to protect your body against fatigue | proper nutrition & rest |
what 2 things are primary pathway of harmful things | 1. sight 2. hearing |
what is the measurement of the level of intensity of sound | decibel |
name 3 ways how noise can affect your nervous system | fatigue, headaches, nausea, irritability, may cause high blood pressure, & hearing loss |
what are the cells of the nervous system called | neurons |
what types of foods provide your main source of energy | carbohydrates |
which groups of vitamins provide energy | b- complex vitamins |
what is the function of proteins and fats in the body | they help protect the neurons and repair cells when they are injured |
what is the 4th most chronic disability in the U.S. | hearing loss |
what 2 factors determine how much a noise damages your ear | 1. the loudness of the sound 2. the length of time you listen to it |