circulatory

Question 1

blood

Answer 1

contains plasma (mostly water)
- contains the nutrients

cells;

red blood cells
- transporting gass

white blood cells
-fight off infections

platelets
- v imp. for dameges in body

Question 2

red blood cells RBC

Answer 2

carries o2

hemoglobin pigment of blood
oxyhemoglobin - carries oxygen; bright red
deoxyhemoglobin- deoxygenated blood ; dark red

anemia- lower rbc
enrythrocytes- regulated rbc count

Question 3

arteries

Answer 3

carry blood AWAY from the hearth
mostly ixygen riched blood
ready to be supplied in the body

strongest blood vessels

always under pressure

artreioles- small branches of arteries
aorta - takes blood away from heart-ready to be supplied

Question 4

veins

Answer 4

carries blood to the heart
oxygen poor blood

Question 5

valves

Answer 5

one way structures that help seperate chambers
- prevents backflow

Question 6

toes

Answer 6

have deoxygenated blood