Paper 2: Blood Vessels Flashcards
1
Q
What are the 3 types of blood vessels?
A
Arteries , veins , capillaries
2
Q
What is the structure of veins?
A
Large space for blood to flow easily back to the heart
Thinner walls
Valves to stop back flow of blood
3
Q
What is the function of arteries ?
A
Thick wall of muscle and elastic fibres
4
Q
What the adaptions of capillaries and their function?
A
One blood cells wide
Wall only one cells thick