Disease that can be passed from one person to another
a disease that cannot spread from one person to another
virus, bacteria, fungi, protist, or worms
when you are not effected by a disease
body system that fights patheogens
an immune-system cell that engulfs pathogens
an immune system cell that coordinates the immune system and attacks many infected cells
inapropriate reaction or over reaction caused by foods, medicines, or envorments.
immune system attacks own cells
when healthy cells divide at a regulated rate
occurs when a person takes an addictive drug over a period of time and becomes dependent on it.
any chemical substance that causes a physical or emotional change
a chemical stimulant in tabacco that increase heart rate and blood presure
a person who is dependent on alcohol
drugs made from the plant opium
methods of preserving and protecting health
running or jumping for at least 20 minutes to boost your heart rate.
physical or mental response to situations under pressure
grouped up in 6 catagories; protiens, carbs, fat, vitamins, minerals, and water
main source of energy; helps digest fat, keeps skin, hair, and nails healthy
used to build and repair body parts
energy stored nutrients; used to transport vitamins, and produce hormones;keeps body healthy.