Components of Blood

Question 1

Erythrocytes (RBC)

Answer 1

• Transport O2

- Haemoglobin combines with O2 in the lungs

Question 2

Leukocytes (WBC)

Answer 2

• Inflammatory and immune response.

- Provide natural defence against disease; pathogen recognition, phagocytosis (ingestion of particles).

Question 3

Platelets

Answer 3

Blood clotting (Hemostasis)

Question 4

Functions of Blood

Answer 4

• To transport oxygen, carbon dioxide, nutrients, waste products and hormones throughout the body.
• The blood helps maintain the body pH buffers and amino acids, temperature, fluid and electrolytes balance (osmosis).
• The components of blood promotes protection by circulating antibodies, leucocytes and Haemostasis.