Deck 6: Blood and Hematopoiesis

Question 1

One major protein of plasma that is involved in blood clotting is

A) Albumin
B) Fibrinogen
C) Globulin
D) Immunoglobulin
E) Spectrin

Answer 1

B
Fibrinogen

Question 2

What is the primary function of red blood cells?

A) Clotting
B) Hemopoiesis
C) Inflammatory response
D) Oxygen and carbon dioxide transport
E) Phagocytosis

Answer 2

D
Oxygen and carbon dioxide transport

Question 3

Which cell type gives rise to platelets (thrombocytes)?

A) Megakaryocyte
B) Monoblast
C) Monocyte
D) Myeloblast
E) Thromboblast

Answer 3

A
Megakaryocyte

Question 4

Which cell type synthesizes and releases antibodies?

A) Basophil
B) B-lymphocyte
C) Eosinophil
D) Monocyte
E) T-lymphocyte

Question 5

The majority of the formed elements of blood are

A) Eosinophils
B) Erythrocytes
C) Lymphocytes
D) Monocytes
E) Thrombocytes

Question 6

Which of the following cell types are phagocytic and are involved in the earliest phases of an inflammatory reaction?

A) B Lymphocytes
B) Basophils
C) Monocytes
D) Neutrophils
E) Platelets

Question 7

Which of the following hematopoietic growth factors stimulates the production of eosinophils?

A) Erythropoietin
B) Flt3 ligand
C) Granulocyte macrophage colony-stimulating factor
D) Stem cell factor
E) Thrombopoietin

Question 8

During homing and inflammation, _____ occurs following rolling and attachment

A) Adhesion
B) Macrophage activation
C) Migration of T-cells
D) Selectin expression
E) Tumor necrosis factor - α secretion

Question 9

Erythropoietin

A) Blocks the production of red blood cells
B) Inhibits blood clotting
C) Is a hormone released by the pituitary gland
D) Stimulates red blood cell destruction in the spleen
E) Stimulates red blood cell production in the bone marrow

Question 10

Which of the following cell types are functionally related to mast cells in that they release histamine and other vasoactive substances?

A) Basophils
B) Eosinophils
C) Erythrocytes
D) Monocytes
E) Neutrophils

Question 11

Each of the following is a true statement about neutrophils EXCEPT

A) Their cytoplasm contains specific granules that contain major basic protein (MBP) crystals
B) They are bactericidal
C) They are capable of diapedesis
D) They make up approximately 65% of all white blood cells
E) They are active phagocytic cells

Question 12

Which cell type differentiates into macrophages?

A) Basophil
B) Eosinophil
C) Lymphocyte
D) Monocyte
E) Neutrophil

Question 13

Where is the primary site of hemopoiesis?

A) Adipose tissue
B) Blood vessels
C) Bone marrow
D) Liver
E) Lymph nodes

Question 14

All of the following are true of blood clotting EXCEPT

A) Heparin enhances the action of thrombin
B) Prothrombinase catalyzes the prothrombin conversion
C) Thrombin converts fibrinogen to fibrin
D) Thrombin is converted from prothrombin
E) Vitamin K is needed for the liver to synthesize prothrombin