Chapter 11

Type B blood contains which antibodies? a. anti-A b. anti-B c. both anti-A and anti- d. neither anti-A nor anti-B

An important function of white blood cells is a. blood clotting. b. transportation of oxygen. c. fighting infection. d. maintaining blood pressure.

A condition in which the oxygen-carrying capacity of the blood is low is a. infection. b. anemia. c. leukemia. d. a kidney problem.

A person whose blood type is AB-negative can a. receive any blood type in moderate amounts except that with the Rh antigen. b. donate to all blood types in moderate amounts. c. receive types \(A, B,\) and \(A B,\) but not type \(O\) d. donate to types \(A, B,\) and \(A B,\) but not to type \(O\)

Platelets a. stick to the damaged area of a blood vessel and help seal the break b. have a life span of about 120 days. c. are the precursors of leukocytes. d. have multiple nuclei.

Choose the incorrect statement about white blood cells. a. They carry oxygen to the body cells. b. They can leave the capillaries and move through body tissues. c. They can help the body defend against disease. d. They are formed in red bone marrow.