Chapter 25: Structure and Function of the Hematologic System Flashcards
which is not a plasma component?
a. colloids
b. electrolytes
c. gases
d. glucose
e. platelets
e. platelets
which is the most abundant protein in blood plasma?
a. fibrinogen
b. albumins
c. glubulins
d. immunoglobulins
e. hormones
b. albumins
a fragment of megakaryocytic cytoplasm is the:
a. reticulocyte
b. normoblast
c. promyelocyte
d. proerythroblast
e. platelet
e. platelet
mast cell mediators are available to:
a. vascular endothelial cells
b. nerves
c. immune cells
d. a & c are correct
e. a,b,c are correct
e. a,b,c are correct
identify the differentiation pathway in the development of erythrocytes.
a. uncommitted pluripotential stem cell-normoblast-reticuloyte
b. normoblast-reticulocyte-basophalic erythroblast
c. normoblast-committed pro erythroblast-reticulocyte
d. normoblast-basophilic erythroblast-reticulocyte
a. uncommitted pluripotential stem cell-normoblast-reticuloyte
a differential count of abcs includes all of the following except:
a. granulocytes
b. agranulocytes
c. reticulocytes
d. monocytes
e. lymphocytes
c. reticulocytes
The main regulator of platelet circulating mass is:
a. GP IIb/IIIa complex
b. ADP
c. Thrombopoietin
d. thromboxane
c. Thrombopoietin
The normal platelet count/mm^3 of blood is about
a. 4 to 10 X 10^3
b. 50 to 100 X 10 ^3
c. 140 to 340 X 10^3
d. 5 X 10^6
e. 150 to 300 X 10^6
c. 140 to 340 X 10^3
The hematocrit is the
a. number of RBCs in plasma
b. aqueous portion of the blood
c. criterion of the blood flow
d. percentage of RBCs in a given volume of blood
e. amount of hemoglobin by weight in blood
d. percentage of RBCs in a given volume of blood
If the total leukocytic count of an individual was 7000/mm, about how many neutrophils would normally be present in a mm of blood?
a. 400
b. 700
c. 2100
d. 3000
e. 4200
e. 4200
Which of the granulocyte functions in antibody-mediated defense against parasites
a. lymphocyte
b. monocyte
c. neutrophil
d. eosinophil
e. basophil
d. eosinophil
About how many times more RBCs than WBCs are there in a mm of blood
a. 15
b. 90
c. 100
d. 1000
e. none of the above is correct
d. 1000
which is an a granulocyte?
a. basophil
b. lymphocyte
c. neutrophil
d. polymorph
b. lymphocyte
Which are the most effective phagocytes
a. neutrophils & basophils
b. lymphocytes and eosinophils
c. basophils and monocytes
d. neutrophils and monocytes
e. none of the above
d. neutrophils and monocytes
erythropoiesis requires vitamins
a. C & E
b. B2 & B12
c. A & D
d. Both a & b
e. A, B, C are correct
d. Both a & b