WileyPLUS. Chapter 19. The Cardiovascular System: The Blood.

The average life span of an erythrocyte in the circulation is

120 days.

Which of the following blood cells is a phagocyte? A. Neutrophil B. Platelet C. Lymphocyte D. Basophil E. Erythrocyte

Neutrophil

Which of the following formed elements in blood is involved in reducing blood loss from a damaged blood vessel? A. Neutrophil B. Platelet C. Lymphocyte D. Basophil E. Erythrocyte

Platelet

Which of the following is NOT a major function of the blood? A. Transportation of nutrients B. Regulation of blood pH C. Protection against infectious disease D. Transportation of heat E. Production of oxygen

Production of oxygen

Which of the following types of proteins is present at the lowest percentage of the blood component labeled I (plasma) in the figure?

fibrinogen

The major function of red blood cells is

gas transport.

What blood type is a person if their plasma contains ONLY anti-A agglutinin?

B

Agranular leukocytes include 1. lymphocytes. 2. monocytes. 3. neutrophils.

1 and 2 are correct.

Approximately, how many hemoglobin molecules are found in each RBC?

280 million

What is the normal concentration range of the formed element that comprises the blood component labeled III (red blood cells) in the figure?

4.8-5.4 million cells/μL

What is the volume of blood in an average adult male?

5 to 6 liters

What percentage of blood plasma is water?

91.5%

Which of the following blood cells phagocytizes antigen-antibody complexes and is effective against parasitic worms? A. Eosinophil B. Monocyte C. Lymphocyte D. Basophil E. Neutrophil

Eosinophil

Which of the following plasma proteins plays a role in blood clotting? A. Albumin B. Globulins C. Fibrinogen D. Myoglobin

Fibrinogen

Which of the following plasma proteins plays a role in disease resistance? A. Albumin B. Globulins C. Fibrinogen D. Myoglobin E. Hemoglobin

Globulins

Which of the following is NOT a true statement regarding blood? A. The normal average temperature of blood is around 100.4o F. B. The normal pH range for blood is 7.35 - 7.45. C. Hemocytoblasts are a common component of circulating blood. D. The primary circulating blood cell is the RBC. E. Blood is a liquid connective tissue consisting of cells and a liquid extracellular matrix.

Hemocytoblasts are a common component of circulating blood.

Which of the following substances is an anticoagulant produced by mast cells and basophils? A. Heparin B. Fibrinogen C. Thromboxane A2 D. Prostacyclin E. Plasmin

Heparin

Which of the following situations could result in maternal antibodies attacking fetal blood cells during a second pregnancy? A. Mom is Rh negative and fetus is Rh negative B. Mom is Rh negative and fetus is Rh positive C. Mom is Rh positive and fetus is Rh negative D. Mom is Rh positive and fetus is Rh positive.

Mom is Rh negative and fetus is Rh positive

Which are the most numerous white blood cells?

neutrophils

Which of the following blood cell types normally comprises the highest percentage of the blood component labeled II (buffy coat) in the figure?

neutrophils

Which of the following are characteristics of BOTH erythrocytes and platelets? A. no nucleus B. large segmented nucleus C. cytoplasmic granules D. lifespan of 5 to 9 days E. develop from myeloblasts

no nucleus

Serum is

plasma without the clotting factors.

Which of the following is NOT a function of the blood? A. transportation of gases, nutrients, and wastes B. regulation of body pH C. secretion of acids D. protection against disease E. aid in maintaining fluid homeostasis in cells

secretion of acids

Blood is classified as a liquid

connective tissue

Increased numbers of _________ may occur in allergic reactions, parasitic infections, and some autoimmune diseases.

eosinophils

Which of the following hormones stimulates proliferation of red blood cells in red bone marrow? A. erythropoietin (EPO) B. thrombopoietin (TPO) C. human growth hormone (hGH) D. calcitonin (CT) E. follicle-stimulating hormone (FSH

erythropoietin (EPO)

The process by which the formed elements of the blood develop is called

hemopoiesis.

Which of the following cells is NOT an agranular leukocyte? A. Monocytes B. Macrophage C. Lymphocyte D. Basophil E. All of these choices

Basophil

The hematocrit is a measure of the percentage of whole blood occupied by

RBCs.

Anemia is defined as

a condition in which the oxygen-carrying capacity of blood is reduced.

Which statement about blood is not true? A. blood plasma is an extracellular matrix B. about 10% of the formed elements are red blood cells C. blood plasma is over 90% water D. most of the proteins found in blood are made in the liver E. 55% of the blood is made up of blood plasma

about 10% of the formed elements are red blood cells

Which of the following types of proteins is present at the highest percentage in the blood component labeled I (plasma) in the figure?

albumin

One of the following is not a formed element found in blood. A. lymphocyte B. red blood cell C. platelet D. white blood cell

all the above are formed elements

Which of the following antibodies would you find in the plasma of a person with type O blood? A. anti-A B. anti-B C. anti-A and anti-B D. No antibodies to ABO blood group antigens E. Not enough information to answer

anti-A and anti-B

Which of the following blood cell types normally comprises the smallest percentage of the blood component labeled II (buffy coat) in the figure?

basophils

Which of the following is not true of blood in its transporting role? A. carries nutrients to cells from the gastrointestinal tract B. carries oxygen from the cells to the lungs C. transports hormones from glands to other parts of the body D. carries waste products for elimination E. all of these choices are true

carries oxygen from the cells to the lungs

Most of the plasma proteins are synthesized in the

liver.

The substance that stimulates formation of platelets is:

thrombopoietin

Which statement is false? A. type AB persons are called universal donors B. type B persons are compatible with blood types B and O C. type O person can only receive type O blood D. type AB persons can receive blood types A, B, AB, and O E. all of these choices are true

type AB persons are called universal donors

Which of following correctly lists the sequence of steps that occur during hemostasis in response to a damaged blood vessel? A. vascular spasm, clotting, polycythemia B. hemolysis, vascular spasm, platelet plug formation C. emigration, clotting, hemolysis D. vascular spasm, platelet plug formation, clotting E. anemia, hemogenesis, platelet plug formation

vascular spasm, platelet plug formation, clotting