Heart
True or false - deoxgenated blood has very little oxygen
True
Many veins, especially in the legs, contain valves that function as one-way doors, keeping what?
Blood moving in one direction towards the heart
What does the heart do?
Moves your blood?
What is inside the capillaries?
What are Veins?
What are Blood clots?
What is A blood clump that stops blood coming through for healing purposes?
Where does the heart get deoxygenated blood?
What is The Right Side Artery?
what mechanism allow substances to cross capillaries?
Diffusion and gasses
Why do veins have thinner walls than arteries?
What is because they handle lower blood pressure?
In the heart, what side receives the blood?
Right side
What do capillaries look like?
Tubes, Spider web
Most veins carry oxygen-poor of what color?
What is dark red?
What are capillaries?
The human body's tiniest blood vessels
Veins are highly distensible, meaning what?
They can hold about 75% of the body's total blood volume?