Transporting Materials Flashcards
1
Q
if arteries carry blood away from your heart then what carries blood to your heart?
A
veins
2
Q
what arteries supply your heart with oxygen?
A
coronary arteries.
3
Q
what prevents back flow of blood?
A
valves
4
Q
stents are used to what?
A
widen arteries.
5
Q
your blood is a tissue containing what fluid?
A
Plasma
6
Q
what is the function of plasma?
A
carries red blood cells, white blood cells and platelets.
7
Q
how is urea carried to the kidneys
A
through plasma
8
Q
urea forms what when in the kidneys?
A
urine
9
Q
red blood cells are
A
- biconcave discs, increases surface area
- full of haemoglobin (red pigment that carries oxygen)
- no nucleus, increases volume
