Science Revision - Heart and Circulation Flashcards
1
Q
Atrium
A
The top 2 chambers in the heart that receive blood from the body or the lungs.
2
Q
Ventricle
A
The bottom 2 chambers of the heart that send blood to the body or the heart.
3
Q
Aorta
A
The main artery that sends blood from the heart to the body.
4
Q
Vena Cava
A
The main vein that takes blood from the body to the heart.
5
Q
Artery
A
A blood vessel that carries blood under high pressure from the heart.
6
Q
Vein
A
A blood vessel returns blood under low pressure back to the heart.
7
Q
Capillary
A
A very small blood vessel that is one cell thick. It is where exchange occurs between the blood and cells.
8
Q
Double Circulation
A
Blood moves twice through the heart before going back to the body: Body 🡪 heart 🡪 lungs 🡪 heart 🡪 body.
9
Q
Oxygenated
A
Blood rich in oxygen.
10
Q
Deoxygenated
A
Blood lacking oxygen.
