Science Key Words

Front 1

cardiovascular system

Back 1

transports materials to and from your cells

Hint 1

p.30

Front 2

blood

Back 2

connective tissue made up of two types of cells, cell parts, and plasma

Hint 2

p.30

Front 3

arteries

Back 3

blood vessels that direct blood away from the heart

Hint 3

p.33

Front 4

capillaries

Back 4

smallest blood vessels in your body

Hint 4

p.33

Front 5

veins

Back 5

blood vessels that direct blood back to the heart

Hint 5

p.33

Front 6

pulmonary circulation

Back 6

the circulation of blood between your heart and lungs

Hint 6

p.34

Front 7

systemic circulation

Back 7

the circulation of blood between your heart and the rest of the body

Hint 7

p.34

Front 8

blood pressure

Back 8

the force exerted by blood on the inside walls of a blood vessel

Hint 8

p.35

Front 9

skeletal system

Back 9

bones cartalige and the spectial structures that connect them make it up

protection; storage; movement; blood cell formation

Hint 9

p.8

Front 10

compact bone

Back 10

tissue that does not have any visible open spaces

Hint 10

p.9

Front 11

spongy bone

Back 11

bone tissue that has many open spaces

Hint 11

p.9

Front 12

joint

Back 12

any place where two or more bones come together

Hint 12

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Front 13

epidermis

Back 13

thinner, top layer

composed of epithelial tissue

Hint 13

p.17

Front 14

dermis

Back 14

deeper thicker layer

composed of connective tissue

Hint 14

p.17

Front 15

blood vessels

Back 15

transport substances and help regulate body temperature

Front 16

nerves

Back 16

carry messages to and from the brain

Hint 16

p.17

Front 17

muscle fibers

Back 17

attached to a hair follicle can contract, causing the hair to stand up

Hint 17

p.17

Front 18

hair follicles

Back 18

in the dermis produce hair

Hint 18

p.17

Front 19

oil glands

Back 19

release oil that keeps hair flexible helps waterproof the epidermis

Hint 19

p.17

Front 20

sweat glands

Back 20

release sweat

as sweat evaporates, the body is cooled

sweat also contains waste materials taken out of the body

Hint 20

p.17

Front 21

lymphatic system

Back 21

collects the excess fluid and returns it to your blood

Hint 21

p.38

Front 22

lymph

Back 22

the fluid and particles absorbed into lymph capillaries

Hint 22

p.38

Front 23

lymph nodes

Back 23

small bean-shaped organs where partiles are removed from the lymph

Hint 23

p.39

Front 24

thymus

Back 24

located just above your heart

releases white blood cells

Hint 24

p.39

Front 25

spleen

Back 25

filters blood and releases white blood cells

Hint 25

p.39

Front 26

tonsils

Back 26

made up of groups of lymphatic tissue located at the back of your tongue

Hint 26

p.39

Front 27

respiration

Back 27

entire process by which a body obtains and uses oxygen and gets rid of carbon dioxide and water

Hint 27

p.40

Front 28

respiratory system

Back 28

consists of lungs, throat, and passageways that lead to the lungs

Hint 28

p.40

Front 29

pharnyx

Back 29

air flows into the pharnyx from the nose

Hint 29

p.41

Front 30

larnyx

Back 30

(voice box) contains vocal cords

Hint 30

p.41

Front 31

trachea

Back 31

the passageway for air traveling from the larnyx to the lungs

Hint 31

p.41

Front 32

bronchi

Back 32

one bronchus goes to each lung and branches into thousands of tiny tubes called bronchioles

Hint 32

p.41

Front 33

alveoli

Back 33

each bronchiole branches to form thousands of tiny sacs

Hint 33

p.41

Front 34

diaphragm

Back 34

breathing is done here

dome-shaped muscle underneath the lungs

Hint 34

p.42

Front 35

cellular respiration

Back 35

oxygen is used to release energy stored in molecules of carbohydrates, fats, and proteins

Hint 35

p.42