Video-Prof Dave-Blood and Circulatory System Quiz

What is the function of red blood cells?

• Transport of oxygen

• Fight against viruses

• Produce antibodies

• Regulate pH in tissues

Which component of blood is responsible for stopping bleeding through blood clotting?

• Plasma

• Platelets

• White blood cells

• Red blood cells

What is the most abundant plasma protein in blood?

• Fibrin

• Albumin

• Globulins

• Hemoglobin

What is the function of leukocytes in the body?

• Stop bleeding through blood clotting

• Defend against pathogens

• Regulate pH in tissues

• Transport oxygen

Which type of blood can be received by someone with O blood group?

• A

• B

• AB

• O

What is the process by which the body stops bleeding through vascular spasm, platelet plug formation, and coagulation?

• Fibrinolysis

• Leukopoiesis

• Hemostasis

• Hematopoiesis

Where does hematopoiesis occur in the body?

• Spleen

• Lungs

• Liver

• Red bone marrow

What is the structure of hemoglobin?

• Three identical alpha chains and one beta chain

• Two identical alpha chains and two identical beta chains

• Two alpha chains and one beta chain

• Single polypeptide chain