Answer the following statements true (T) or false (F)

1. The combination of an antigen and antibody can activate complement.
2. Complement is a group of proteins that are usually found in an inactive form in the blood.
3. Complement kills cells by drilling holes in the cell membrane, which allows sodium to rapidly leave the cell.
4. Complement kills cells by drilling holes in the cell membrane, which allows water to rapidly leave the cell.
5. Neutrophils are important phagocytes in the immune system.


1. TRUE
2. TRUE
3. FALSE
4. FALSE
5. TRUE

Anatomy & Physiology

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