Phagocyte

Phagocytes play a crucial role in the immune system by engulfing and absorbing harmful bacteria, dead cells, and waste materials in the bloodstream and tissues. They are essential for fighting infections and building immunity, with millions present in a liter of human blood.

What is one of the primary functions of phagocytes in the body?

• To engulf and absorb harmful bacteria

• To regulate body temperature

• To transport oxygen

• To produce hormones

How do phagocytes contribute to the immune system?

• By breaking down nutrients

• By storing energy

• By fighting infections

• By producing antibodies

Approximately how many phagocytes are found in one liter of human blood?

• Hundreds

• Billions

• Millions

• Thousands