Blood quiz day 4 Flashcards
1
Q
what is blood?
A
is a tissue that is composed of cells suspended in a liquid which is mostly water.
2
Q
list 3 functions of the blood
A
- help the body to fight invasions by bacteria and viruses
- regulates body temperature
- helps with the erection of the penis.
3
Q
list the composition of plasma
A
90% water and 10% dissolved substances.
4
Q
list the 3 types of blood cells
A
erythrocytes (red blood cells)
leukocytes (white blood cells)
thrombocytes (Platelets)
5
Q
what is hemoglobin?
A
a red protein responsible for transporting oxygen in the blood of vertebrates.
6
Q
list the 2 types of white blood cells
A
Lymphocytes
Phagocytes
7
Q
state the function of the platelets
A
prevents and stops bleeding by clotting the blood.
