3.3 Human blood Flashcards
(9 cards)
1
Q
Type of mixture because it can be separated into two components which are ?
A
Yellow liquid floating on top of a red liquid
2
Q
How are the components normally separated ?
A
Using the centrifugal method
3
Q
Blood consist of a suspension of
A
Red blood cells, white blood cells , platelets and blood plasma
4
Q
Percentages of each blood ;
blood plasma
white blood cells and platelets
red blood cells
A
- 55%
- (<1%)
- 45%
5
Q
Human blood can be classified into four groups :
A
Blood type A , B , AB , O
6
Q
Types of antibodies :
A
Antigen A and Antigen B
7
Q
What happens if a person was given a corresponding antigen ?
A
Coagulation
death
8
Q
What is donated blood required for ?
A
Accident victims
treat patients with leukemia , etc
9
Q
In order to donate , you must be
A
45 kg
between 18-60 years old
