B4.2 - The Blood Vessels Flashcards
1
Q
What vessels carries blood away from the heart?
A
Arteries
2
Q
What vessels carries blood towards the heart?
A
Veins
3
Q
Name 2 adaptations of the arteries
A
Small Lumen to sustain high pressure
Thick Walls to resist damage
4
Q
Name 2 adaptations of the veins
A
Halves to prevent back flow
Large Lumen to transport more blood
5
Q
Name 1 adaptation of the capillaries
A
Thin walls for easy blood/gas exchange
6
Q
How does a Double Circulatory system work?
A
On system takes blood away from the heart to the rest of the body
The other system carries blood to the heart and lungs
