Blood and Heart Quiz

Which of the following formed elements carry oxygen?

• Erythrocytes

• Thrombocytes

• Monocytes

• Leukocytes

What is the correct composition of blood?

• 45%plasma, 55 formed elements

• 50% plasma, 50%formed elements

• 55%plasma, 45% formed elements

• None of the above

What is polycythemia?

• Low red blood cell count.

• High white blood cell count.

• Low white blood cell count.

• High red blood cell count.

All formed elements arise from which stem cell?

• Proerythroblast

• Megakaryoblast

• Lymphoblast

• Hematocytoblast

A person with only Antibody A in his or her plasma would have which blood type?

• A

• B

• AB

• O

People with type O blood are universal donors because their blood contains?

• Neither antigen A nor B on their RBCs.

• Both A and B antigens in their blood plasma.

• The Rh antigen on their RBCs.

• None of the above

A deficiency in the number of function of erythrocytes is called:

• Leukemia

• Anemia

• Polycythemia

• Leukopenia

What is the primary function of hemoglobin?

• fight infection

• produce blood clots

• carry oxygen

• transport hormones

What are the characteristics of leukocytes?

• have the ability to fight infection

• provide defense against certain parasites

• provide immune defense

• all of the above

What situation could cause a difficulty in pregnancy?

• Rh+ mother and Rh+ child

• Rh+mother and Rh- child

• Rh- mother Rh+ child

• Rh- mother Rh-child