Circulatory System Flashcards
1
Q
What does the circulatory system consist of
A
Blood
Heart
Vascular system
2
Q
What is blood composed of
A
Blood cells 45%
Blood plasma 55%
3
Q
How many types of blood are there
A
3
4
Q
Name all three blood types
A
Erythrocytes - red blood cells
Leukocytes - white blood cells
Thrombocytes - platelets
5
Q
Erythrocytes- red blood cell
A
Distribute oxygen to cells of the body
Removed C02 from the cells
6
Q
Leukocytes- white blood cells
A
Kills invaders such as bacteria
7
Q
Thrombocytes- platelets
A
Cell like structures that stick together to help form blood clots
8
Q
What are the four main functions of the blood
A
Transport- gasses, nutrients, hormones & waste
Regulation- of water and temperature in the body
Protection- against infection
Clotting- prevent blood loss
