CH 19 HW PT 2

The average life span of a red blood cell is Question options: A) about 1 year. B) 24 hours. C) many years. D) 1 month. E) 4 months.

4 months

can receive? Question options: A) O positive and O negative B) A positive and A negative C) B positive and B negative D) B positive, B negative, O positive, O negative E) A positive and B positive

B positive, B negative, O positive, O negative

________ involves a cascade of reactions leading to the conversion of fibrinogen to fibrin. Question options: A) Retraction B) Fibrinolysis C) Vascular spasm D) The platelet phase E) Coagulation

Coagulation

Which of the following is not a way that red blood cell shape is significant? Question options: A) It allows fast exchange of gases between the inside of the cell and the plasma. B) It gives the red blood cell a large surface area to volume ratio. C) It enables red blood cells to phagocytose bacteria. D) It enables red blood cells to form stacks. E) It allows red blood cells to bend and flex.

It enables red blood cells to phagocytose bacteria.

________ are large phagocytic white cells that spend most of their time outside the blood as fixed and free phagocytic cells. Question options: A) Eosinophils B) Monocytes C) Neutrophils D) Lymphocytes E) Basophils

Monocytes

In what way does blood assist in immune function? Question options: A) Red blood cells transport gases. B) Plasma antibodies and white blood cells defend against pathogens. C) White blood cells defend against pathogens. D) Platelets allow clotting. E) Albumins transport hormones.

Plasma antibodies and white blood cells defend against pathogens

Type AB blood has which of the following characteristics? Question options: A) RBCs have the A antigen and the plasma has the anti-B antibody. B) RBCs have the Rh positive antigens and the anti-D plasma antibodies. C) RBCs have both the A & B surface antigens and no ABO plasma antibodies. D) RBCs have the A and the B surface antigens and the plasma has anti-A and anti-B antibodies. E) RBCs have no surface antigens and both anti-A and anti-B antibodies in the plasma.

RBCs have both the A & B surface antigens and no ABO plasma antibodies.

Which of the following is true regarding red blood cells? Question options: A) They survive for approximately one year. B) They primarily carry carbon dioxide. C) They are anucleate. D) They have a biconvex shape. E) They are produced in the spleen.

They are anucleate.

Which feature of WBCs makes them particularly important in tissue injury? Question options: A) They can squeeze out through blood vessel walls into tissues. B) They undergo aerobic respiration. C) They stick to injured blood vessels. D) They carry loads of oxygen. E) They undergo a fast rate of mitosis.

They can squeeze out through blood vessel walls into tissues.

The protein(s) that are the major contributors to plasma osmolarity is/are Question options: A) fibrinogen. B) lipoprotein. C) transferrin. D) albumins. E) globulins.

albumins.

White blood cells that release histamine at the site of an injury are Question options: A) basophils. B) eosinophils. C) monocytes. D) lymphocytes. E) neutrophils

basophils

When carbon dioxide is bound to hemoglobin it is termed Question options: A) hemolyzed. B) carbaminohemoglobin. C) oxyhemoglobin. D) deoxyhemoglobin. E) sickle hemoglobin.

carbaminohemoglobin.

The phase of hemostasis that involved clotting of blood is called Question options: A) diapedesis. B) coagulation. C) vascular spasm. D) a platelet plug. E) hemolysis.

coagulation.

Hormones called ________ are involved in regulation of white blood cell populations. Question options: A) plasmin B) bilirubin C) thrombopoietin D) erythropoietin E) colony-stimulating factors

colony-stimulating factors

When hemoglobin does not have oxygen bound to hemoglobin it is termed Question options: A) carbaminohemoglobin. B) deoxyhemoglobin. C) oxyhemoglobin. D) hemolyzed. E) sickle hemoglobin.

deoxyhemoglobin

White blood cells that are increased in allergic individuals are the Question options: A) lymphocytes. B) platelets. C) monocytes. D) neutrophils. E) eosinophils.

eosinophils

Which mature cell has no nucleus, no mitochondria and no ribosomes? Question options: A) thrombocyte B) neutrophil C) platelet D) leukocyte E) erythrocyte

erythrocyte

The process of red blood cell production is called Question options: A) hemocytosis. B) erythrocytosis. C) hematopenia. D) erythropoiesis. E) erythropenia.

erythropoiesis.

Tissue factor (Factor III) is a factor in the ________ pathway. Question options: A) intrinsic B) common C) extrinsic D) fibrinolytic E) retraction

extrinsic

A hematocrit provides information on Question options: A) blood type. B) sedimentation rate. C) plasma composition. D) formed elements abundance. E) clotting factors.

formed element abundance

Approximately 45 percent of blood volume is composed of the Question options: A) plasma. B) antibodies. C) formed elements. D) clotting factors. E) leukocytes.

formed elements

Each hemoglobin molecule contains Question options: A) one heme group. B) one alpha and one beta chain. C) four alpha chains. D) four iron atoms. E) a molecule of oxygen and a molecule of carbon dioxide.

four iron atoms.

All of the following are functions of blood except Question options: A) generating action potentials. B) transporting gases and hormones. C) regulating pH. D) regulating ion concentration. E) defending against pathogens.

generating action potentials.

Jane has Type A blood; therefore, she Question options: A) has antibodies to B agglutinogens. B) can receive blood from other people with Type A blood only. C) can give blood to other people with Type A blood only. D) has B antigen on her RBCs. E) makes anti-A without ever having been exposed to Type A blood.

has antibodies to B agglutinogens.

The percent fraction of formed elements relative to whole blood is the Question options: A) hematocrit. B) viscosity. C) differential cell count. D) packed volume. E) specific gravity.

hematocrit.

More than 95 percent of the protein in a red blood cell is Question options: A) porphyrin. B) immunoglobulin. C) fibrinogen. D) albumin. E) hemoglobin.

hemoglobin.

All of the following are true of neutrophils except that they are Question options: A) also known as polymorphonuclear leukocytes. B) granular leukocytes. C) phagocytic. D) active in fighting bacterial infections. E) important in coagulation.

important in coagulation.

Pernicious anemia caused by a lack of intrinsic factor is specifically treated by Question options: A) injections of vitamin B12. B) injections of iron. C) oral doses of iron. D) blood transfusion. E) oral doses of vitamin B12.

injections of vitamin B12.

Plasma is closest in composition to Question options: A) interstitial fluid. B) urine. C) CSF. D) sterile water. E) isotonic saline solution.

interstitial fluid.

Which of the following is not true of neutrophils? Question options: A) can make hydrogen peroxide B) can exit capillaries C) can destroy bacteria D) less abundant than lymphocytes E) attracted to complement-coated bacteria

less abundant than lymphocytes

A small white blood cell with a large round nucleus would be a Question options: A) eosinophil. B) basophil. C) monocyte. D) neutrophil. E) lymphocyte.

lymphocyte.

Macrophages develop from Question options: A) neutrophils. B) thrombocytes. C) lymphocytes. D) eosinophils. E) monocytes.

monocytes.

Which of the following white blood cells are mobile? Question options: A) monocytes B) neutrophils C) neutrophils and monocytes D) basophils E) lymphocytes

neutrophils

During a bacterial infection you would expect to see increased numbers of Question options: A) neutrophils. B) basophils. C) eosinophils. D) reticulocytes. E) thrombocytes.

neutrophils.

The most numerous white blood cells in peripheral circulation are the Question options: A) eosinophils. B) neutrophils. C) lymphocytes. D) basophils. E) monocytes.

neutrophils.

When hemoglobin is saturated with oxygen atoms it is termed Question options: A) oxyhemoglobin. B) hemolyzed. C) carbaminohemoglobin. D) sickle hemoglobin. E) deoxyhemoglobin.

oxyhemoglobin.

A person's blood type is determined by the Question options: A) shape of the RBCs. B) presence of specific glycoproteins on the cell membrane. C) volume of the RBCs. D) size of the RBCs. E) chemical composition of the hemoglobin.

presence of specific glycoproteins on the cell membrane.

The chief difference between plasma and interstitial fluid involves the concentration of Question options: A) proteins. B) nitrogen wastes. C) electrolytes. D) water. E) glucose.

proteins.

Most of the iron that is removed from degraded hemoglobin is Question options: A) excreted by the intestines. B) excreted by the kidneys. C) excreted by the liver. D) stored in yellow bone marrow. E) recycled to the red bone marrow.

recycled to the red bone marrow.

In adults, the only site of red blood cell production, and the primary site of white blood cell formation, is the Question options: A) spleen. B) thymus. C) liver. D) red bone marrow. E) yellow bone marrow.

red bone marrow

All the circulating red blood cells in an adult originate in the Question options: A) heart. B) red bone marrow. C) spleen. D) lymph tissue. E) thymus.

red bone marrow.

Most of the protein factors that are required for clotting are synthesized by Question options: A) the spleen. B) megakaryocytes. C) platelets. D) the liver. E) the kidneys.

the liver.

In case of hemorrhage, platelets are stored as a reserve in Question options: A) the thymus gland. B) the heart. C) the kidneys. D) bone marrow. E) the spleen.

the spleen

People with type AB blood are considered the "universal recipient" for transfusions because Question options: A) their blood is plentiful in A and B agglutinins. B) they are usually Rh negative. C) their blood lacks A or B agglutinins. D) they usually have very strong immune systems. E) their blood cells lack A and B antigens.

their blood lacks A or B agglutinins.

The hormone that stimulates platelet formation is Question options: A) thymosin. B) endothelin. C) thrombopoietin. D) erythropoietin. E) colony-stimulating factor.

thrombopoietin.

A blood clot attached to the inner surface of a blood vessel is called a Question options: A) thrombus. B) platelet plug. C) embolus. D) plaque. E) fibrin mesh.

thrombus

The most common blood type is Question options: A) type O. B) type AB. C) type B. D) type A. E) type AO.

type O.

The first step of hemostasis is Question options: A) agglutination. B) vascular spasm. C) coagulation. D) platelet phase. E) clot retraction.

vascular spasm.

The extrinsic pathway of coagulation is initiated by the Question options: A) conversion of prothrombin to thrombin. B) release of heparin from the liver. C) release of tissue factor (Factor III) by damaged endothelium. D) sticking of platelets to damaged tissue. E) activation of Factor VII exposed to collagen.

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