Human Circulatory System Flashcards
1
Q
Blood
A
Plasma , blood cells
2
Q
Red blood cells
A
Has haemoglobin to carrying oxygen , no nucleus , disc shaped , made in the bone marrow
3
Q
Haemoglobin
A
Carries oxygen
4
Q
White blood cells
A
Fight infection , produce antibodies nucleus present , no definite shape
5
Q
Platelets
A
Blood clotting , no nucleus, fragments of cells
6
Q
Plasma
A
90% water , carries platelets and red and white blood cells , carries dissolved substances (10%) é.g. Glucose, proteins urea
7
Q
Functions of blood
A
Transport
Defence against disease
Clotting
8
Q
Blood vessels
A
Arteries veins capillaries