Chapter 27 And 28

Front 1

noninfectious diseases

Back 1

not contageous

Front 2

infectious disese

Back 2

contagious

Front 3

pathogen

Back 3

causees contaguos diseases

Front 4

immunity

Back 4

reststance to a disease

Front 5

t-cell

Back 5

cell that matures in thymus

Front 6

b-cell

Back 6

makes antibodies

Front 7

macrophage

Back 7

engulfs microorganisms and virisus

Front 8

antibody

Back 8

protien that detects specific pathogens

Front 9

allergy

Back 9

reaction to a harmless antigen

Front 10

autoimmune

Back 10

disease, immune system atacks bodys own cells

Front 11

cancer

Back 11

certin body cells divide at an uncontrolable rate

Front 12

nutrient

Back 12

nourish body, essential to life

Front 13

carbohydrate

Back 13

main source of energy, made of 1 or more simple sugars

Front 14

protien

Back 14

nutrients builds and repairs body.

Front 15

fat

Back 15

nutrient, stores energy and helps store some vitamines

Front 16

mineral

Back 16

essential to good health

Front 17

vitamin

Back 17

organic compounds,control many body functions

Front 18

drug

Back 18

chemical substance, causes physical and emotional change

Front 19

addiction

Back 19

physical dependence on a drug

Front 20

nicotine

Back 20

chemical stimulant in tabaco, increases heart rate and blood pressure

Front 21

alcholism

Back 21

physically and mentally dependent on alcohol

Front 22

norcotic

Back 22

drugs made of opium

Front 23

hygiene

Back 23

methods of preserving ans protecting your health

Front 24

aerobic exercise

Back 24

vigorous exercisse of the whole body 20 minutes or more

Front 25

stress

Back 25

physical and mental response to pressuse

Front 26

homeostasis

Back 26

the maitnece of a stable internal environment

Front 27

tissue

Back 27

a group of similar cells that work together to perform a specific job

Front 28

organ

Back 28

a combonation of two or more tissue that work together tp perform a specific function

Front 29

system

Back 29

a group or organs that work together to do a specific job

Front 30

bone

Back 30

a tissue that gives strength and structure

Front 31

muscle

Back 31

tissue that has the ability to move(contract and expand)

Front 32

nerve

Back 32

budle of axon, blood vessels and connective tissue

Front 33

cartilage

Back 33

a felixble tissue that gives support and protection but is not rigid

Front 34

ligament

Back 34

a strong band of tissue that connects bone to bone

Front 35

tendon

Back 35

tough connective tissue that connects skeletal muscle to bones