GR - Blood

11) Which of the following statements is TRUE? A) All lymphocytes are leukocytes. B) All leukocytes are lymphocytes. C) Basophils are agranulocytes. D) Monocytes are granulocytes. E) Platelets are agranulocytes.

A) All lymphocytes are leukocytes

6) Composition of the plasma and the interstitial fluid differs chiefly in the concentration of ________. A) dissolved gases and proteins B) sodium ions C) glucose and other sugars D) water E) salts

A) dissolved gases and proteins

17) The hormone erythropoietin is produced and secreted ________. A) during hypoxic conditions B) by the spleen C) by the bone marrow D) in response to stimulation of the rate of cell division in erythroblasts E) by the brain

A) during hypoxic conditions released by kidneys; produces RBC's when levels are low

33) Colony-stimulating factors are hormones involved in the regulation of ________. A) leukocytes B) erythrocytes C) platelets D) RBCs E) megakaryocytes

A) leukocytes

19) The ________ synthesize(s) and release(s) more than 90% of the plasma proteins. A) liver B) brain C) spleen D) kidneys E) pancreas

A) liver

26) NK cells are a type of ________. A) lymphocyte B) erythrocyte C) neutrophil D) basophil E) monocyte

A) lymphocyte AKA natural killer cells

18) The concentration of ________ in interstitial fluid is much higher than that of plasma. A) oxygen B) nitrogen C) CO2 D) ammonia E) hydrogen

A) oxygen why oxygen flows into tissues

5) The plasma of the blood contains about 7% ________. A) plasma proteins B) erythrocytes C) leukocytes D) platelets E) organic wastes

A) plasma proteins

22) Formed elements produced by megakaryocytes in bone marrow are ________. A) platelets B) neutrophils C) erythrocytes D) lymphocytes E) monocytes

A) platelets

27) ________ are formed elements, which are phagocytic cells that are attracted to foreign compounds that have reacted with circulating antibodies. A) Erythrocytes B) Eosinophils C) Platelets D) Basophils E) Neutrophils

B) Eosinophils

28) ________, also known as B cells, differentiate into plasmocytes, which secrete antibodies that attack foreign cells or proteins in distant portions of the body. A) Monocytes B) Lymphocytes C) Platelets D) Neutrophils E) Eosinophils

B) Lymphocytes

8) The white blood cells that contain granules with histamine are called ________. A) eosinophils B) basophils C) neutrophils D) monocytes E) lymphocytes

B) basophils

10) The process of moving toward an area due to chemical signals is called ________. A) diffusion B) chemotaxis C) diapedesis D) phagocytosis E) osmosis

B) chemotaxis chemo-

24) A person who is Rh-positive has the D or Rh antigen on his or her ________. A) platelets B) erythrocytes C) neutrophils D) eosinophils E) lymphocytes

B) erythrocytes

31) Hemoglobin molecules consist of ________ globular protein subunits. A) two B) four C) eight D) sixteen E) thirty-two

B) four

32) In the adult, red blood cells are produced in areas of the ________. A) liver B) red bone marrow C) spleen D) pancreas E) brain stem

B) red bone marrow

2) Blood assists in defending the body against toxins and pathogens by ________. A) warming the tissues immediately surrounding injury sites B) transporting white blood cells to injury or infection sites C) increasing the swelling of injured tissues D) decreasing the pH of injured or infected tissues E) preventing the replication of pathogens in tissues

B) transporting white blood cells to injury or infection sites

4) Which of the following is the normal pH range of blood? A) 2-3.55 B) 4.35-5.45 C) 7.35-7.45 D) 8.25-8.50 E) 9.35-9.65

C) 7.35-7.54

23) In terms of organelles, an obvious difference between a mature erythrocyte and a leukocyte, viewed through a light microscope, is that the erythrocyte lacks ________. A) a plasmalemma B) a cytoskeleton C) a nucleus D) cytoplasm E) 3-dimensional structure

C) a nucleus

7) Which is the least common type of white blood cell? A) neutrophil B) eosinophil C) basophil D) monocyte E) lymphocyte

C) basophil

1) What type of tissue is blood? A) muscle tissue B) nervous tissue C) connective tissue D) epithelial tissue E) Blood does not fit into any of the typical categories.

C) connective tissue

3) Plasma proteins that attack foreign proteins and pathogens are ________. A) clotting proteins B) fibrinogens C) immunoglobulins D) albumins E) metalloproteins

C) immunoglobulins immuno-

30) Polymorphonuclear leukocytes (PMNs) are also called ________. A) eosinophils B) platelets C) neutrophils D) erythrocytes E) lymphocytes

C) neutrophils

12) Which of the following formed elements are required for hemostasis? A) lymphocytes B) neutrophils C) platelets D) basophils E) erythrocytes

C) platelets involved in blood clotting

15) For erythropoiesis to proceed normally, the progenitor cells must receive adequate supplies of which of the following? (1) amino acids (2) calcium (3) iron (4) vitamin B12 (5) vitamin K (6) vitamin A A) 1, 2, 3, 4, 5, 6 B) 2, 4, 6 C) 1, 3, 5 D) 1, 3, 4 E) 2, 3, 5, 6

D) 1, 3, 4

21) Plasma contributes approximately ________ of whole blood volume. A) 2% B) 15% C) 25% D) 55% E) 75%

D) 55%

20) Roughly 60 percent of plasma proteins are composed of ________. A) fibrinogen B) lipoproteins C) electrolytes D) albumins E) globulins

D) albumins

16) Myeloid stem cells produce all of the following formed elements EXCEPT ________. A) erythrocytes B) platelets C) basophils D) lymphocytes E) monocytes

D) lymphocytes

9) Which of the formed elements are responsible for specific immunity? A) neutrophils B) monocytes C) erythrocytes D) lymphocytes E) basophils

D) lymphocytes T, B, and NK cells

13) Megakaryocytes produce ________. A) monocytes B) lymphocytes C) erythrocytes D) platelets E) basophils

D) platelets

29) ________ clump together to form a temporary patch in the walls of damaged blood vessels. A) Lymphocytes B) Neutrophils C) Monocytes D) Basophils E) Platelets

E) Platelets

14) A condition related to the insufficient production of clotting factors is known as ________. A) iron-deficient anemia B) polycythemia C) embolism D) hemolytic disease of the newborn E) hemophilia

E) hemophilia polycythemia = increase in red cell mass embolism = blockage in blood vessel HDN = baby's RBC breaks down too fast

25) A leukocyte can migrate across a capillary wall by squeezing between adjacent endothelial cells, in a process known as ________. A) chemotaxis B) agglutination C) hemolysis D) sensitization E) diapedesis

diapedesis