Blood and Hematopoiesis Quiz
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1. Reticulocytes may be identified by light microscopy due to their containing basophilic remnants of
Amino acids
DNA
Lipids
RNA
Suga
rs
0%
40%
7%
33%
20%
A. Amino acidsB. DNAC. LipidsD. RNAE. Sugars
2. As the last step in neutrophilic granulocytopoiesis,
Antigen-stimul...
Band ce
ll nucl.
..
Orth
ochro
matop...
Monoblasts
div...
Eosin
ophilic g.
..
14%
55%
10%3%
17%
A. Antigen-stimulated monocytes differentiate into plasma cells
B. Band cell nuclei will begin to become segmented
C. Orthochromatophylic eryhtroblasts divide to form reticulocytes
D. Monoblasts divide to form lymphocytes
E. Eosinophilic granules are produced
3. Hereditary spherocytosis is a condition which involves a defect in a cytoskeletal protein of the
erythrocyte, causing an abnormal spherical cell shape. This protein is
Albumin
Band 3 pro
tein
Hemoglobin
Spectr
in
P-selecti
n
0%6%
0%
94%
0%
A. AlbuminB. Band 3 proteinC. HemoglobinD. SpectrinE. P-selectin
4. One function of the helper T lymphocytes is to stimulate B lymphocytes to undergo mitosis and
subsequent differentiation into
Antibodies
Antigens
Cytoto
xic ce
ll...
Natu
ral k
iller..
.
Plasma ce
lls
11%
0%
77%
8%4%
A. AntibodiesB. AntigensC. Cytotoxic cellsD. Natural killer cellsE. Plasma cells
5. The predominant component(s) of blood plasma, making up roughly 90% of its weight
is/are
Albumin
Neutro
phils
Prote
in
Solute
s
Wate
r
14%
2%
84%
0%0%
A. AlbuminB. NeutrophilsC. ProteinD. SolutesE. Water
6. The predominant protein(s) in blood plasma is/are
Albumins
Fibrin
ogens
Globulin
s
Hemoglobin
Red blood cell..
.
94%
0% 0%4%2%
A. AlbuminsB. FibrinogensC. GlobulinsD. HemoglobinE. Red blood cells
7. The predominant cell type(s) in blood is/are
Leukocy
tes
Lymphocy
tes
Neutro
phils
Platelets
Red blood cell..
.
2% 0%
85%
6%7%
A. LeukocytesB. LymphocytesC. NeutrophilsD. PlateletsE. Red blood cells
8. The predominant leukocytic cell type in blood is/are
Basophils
Lymphocy
tes
Monocy
tes
Neutro
phils
T cells
0% 4% 0%
94%
2%
A. BasophilsB. LymphocytesC. MonocytesD. NeutrophilsE. T cells
Eryth
rocy
tes
Macro
phages
Mega
karyocytes
Monocy
tes
Neutro
phils
12% 12%
0%
72%
5%
9. The agranulocyte lineage of leukocytes contains the lymphocytes and what other
cell type?A. ErythrocytesB. MacrophagesC. MegakaryocytesD. MonocytesE. Neutrophils
Chloride ch
ann...
Cytosk
eletal f..
.
Platelet
Stere
ocilia
Tight ju
nction
72%
16%
6%0%
6%
10. Senescence of red blood cells is a process in which aged cells are destroyed by macrophages. The Band 3 protein involved in
this process is actually a type of
A. Chloride channelB. Cytoskeletal
filamentC. PlateletD. StereociliaE. Tight junction
HbA
HbA2
HbF
HbH
HbS
88%
11%
0%0%2%
11. What is the most common human hemoglobin type?
A. HbAB. HbA2
C. HbFD. HbHE. HbS
Liver
Lymph nodes
Spleen
Thymus
Yellow bone m
a...
13%
2% 0%0%
85%
12. Erythrocyte senesence ultimately leads to destruction by macrophages predominantly in which organ ?
A. LiverB. Lymph nodesC. SpleenD. ThymusE. Yellow bone
marrow
1-2 hours
2 days
120 days
2 weeks
2 years
5%11%
0%5%
78%
13. The typical lifespan of a circulating erythrocyte is
A. 1-2 hoursB. 2 daysC. 120 daysD. 2 weeksE. 2 years
Both A
and B antibodies
No A or B
antibodies
Only A antibodies
Only B antibodies
Only C antibodies
83%
15%
2%0%0%
13. Of the 4 common, human blood types, Type O is unique in that an individual possesses red blood cells
with no A or B antigens and
A. Both A and B antibodies
B. No A or B antibodiesC. Only A antibodiesD. Only B antibodiesE. Only C antibodies
Actin and m
yos...
Larg
e cell s
iz...
Non-st
aining g...
Prolonge
d life...
Segmenta
tion o...
88%
4% 6%0%2%
15. Neutrophils are motile cells. Microtubules play an important role in this locomotion ability along with
A. Actin and myosinB. Large cell sizeC. Non-staining
granules D. Prolonged lifespanE. Segmentation of
their nuclei
Collagen
Collagenase
Hemoglobin
Keratin
Major b
asic pr..
.
19%
4%
62%
2%
13%
16. Eosinophil specific granules stain eosinophilic giving the cell its characteristic red color. The predominant protein in the
eosinophil specific granule is
A. CollagenB. CollagenaseC. HemoglobinD. Keratin E. Major basic protein
Antibodies
Collagenase
Heparin
and Hist
amine
Major b
asic pro
tein
P-selecti
n
2% 2% 2%0%
94%
17. Basophils are functionally similar to mast cells in that they secrete granules containing similar protein content, notably
A. AntibodiesB. CollagenaseC. Heparin and
HistamineD. Major basic proteinE. P-selectin
B cell
Macro
phage
Natu
ral K
iller..
.
Plasma ce
ll T ce
ll
7% 5% 5%
68%
15%
18. Humoral immunity is mediated by B cells which upon activation by antigen recognition differentiate into a cell capable
of producing antibodies, the
A. B cellB. MacrophageC. Natural Killer cellD. Plasma cellE. T cell
Cytoto
xic
Helper
Memory
Natu
ral
Suppre
ssor
83%
8%0%
8%2%
19. Cell-mediated immunity is a function of many cells including T cells. A T cell which directly acts to kill cells expressing foreign
antigens on their surface is termed
A. CytotoxicB. HelperC. MemoryD. NaturalE. Suppressor
It doesn
’t occ
...
It invo
lves t
h...
It is
larger i.
..
It is
slower
It is
smalle
r
3% 6%0%0%
91%
20. Memory B cells derive from a naïve B cells initial exposure to a foreign antigen. What is true of the immune response of a
memory B cell after a second exposure to that antigen?
A. It doesn’t occurB. It involves the CNSC. It is larger in scopeD. It is slowerE. It is smaller
Mega
karyocytes
Monocy
tes
Oste
ocyte
s
Plasma ce
lls
T lymphocy
tes
94%
4% 2%0%0%
21. Platelets are cell fragments that derive from which cell type?
A. MegakaryocytesB. MonocytesC. OsteocytesD. Plasma cellsE. T lymphocytes
Lecti
n
Major h
istoco
mpatibilit...
Platelet-d
erived gro
wth ...
P-selecti
n
Perforin
12%5%
20%
7%
56%
22. Platelets contain structures called granulomeres that contain numerous proteins. A key protein in the granulomere is a growth factor important in blood vessel growth and regeneration, and is
named
A. LeptinB. Major
histocompatibility complex
C. Platelet-derived growth factor
D. P-selectinE. Perforin
Actin and m
yos...
Demarca
tion me...
Gran
ulomeres
Mega
karyocyto
p...
Smooth
muscl
e
71%
5%
17%
7%0%
23. Platelets possess contractile activity, and play an important role in repairs to blood vessels. This contractile activity in
platelets is mediated in part by
A. Actin and myosinB. Demarcation
membranesC. GranulomeresD. MegakaryocytopoiesisE. Smooth muscle
Multi
locular
Red
Unilo
cular
White
Yellow
0% 0%
89%
6%6%
24. Inactive marrow that functions primarily to store fat is termed
A. MultilocularB. RedC. UnilocularD. WhiteE. Yellow
B lymphocy
tes
Basophils
, eos..
.
Eryth
rocy
tes
Mega
karyocytes
T lymphocy
tes
8%
64%
6%11%11%
25. Colony stimulating factors (CSFs) are compounds which influence hematopoiesis and promote the production of specific cell types. One key
example, GM-CSF, when released, could lead to the increased production of which of the following cell types?
A. B lymphocytesB. Basophils, eosinophils,
neutrophils, monocytesC. ErythrocytesD. MegakaryocytesE. T lymphocytes
B lymphocy
tes
Basophils
Eryth
rocy
tes
Mega
karyocytes
T lymphocy
tes
3% 2% 0%0%
95%
26. Hematopoietic growth factors direct the production of cell types in the bone marrow. Erythropoietin, a factor produced by the kidney increases the
production of which cell type?
A. B lymphocytesB. BasophilsC. ErythrocytesD. MegakaryocytesE. T lymphocytes
CFU-E
CFU-G
EMM
CFU-G
M
CFU-Ly
CFU-M
eg
0%
17%
3%0%
80%
27. Colony forming units (CFUs) are groups of cells which have committed to a common lineage in hematopoiesis. CFU-Ly defines cells which have
committed to the lymphocyte lineage. Which common colony forming unit is responsible for the formation of granulocytes, monocytes, erythrocytes, and
megakaryocytes?
A. CFU-EB. CFU-GEMMC. CFU-GMD. CFU-LyE. CFU-Meg
Colony stimula...
Hemonecti
n
Heparin
Lymphokin
e
P-selecti
n
11%
50%
29%
0%
11%
28. The bone marrow stroma is composed of adventitial cells which form a reticular network to support the marrow tissue and hematopoietic cell
network. Hematopoietic cells bind to this network through a marrow-specific adhesion protein called
A. Colony stimulating factor
B. HemonectinC. HeparinD. LymphokineE. P-selectin
Basophil
Eosin
ophil
Lymphocy
te
Monocy
te
Neutro
phil
26%
2%6%
65%
2%
29. Examination of a normal peripheral blood smear reveals a cell more than twice the diameter of an erythrocyte with a kidney-shaped nucleus. These
cells were <10% of total leukocytes. Which of the following cell types is being described?
A. BasophilB. EosinophilC. LymphocyteD. MonocyteE. Neutrophil
Eryth
roblast
Lymphoblast
Platelet
Promyelocy
te
Unilo
cular a
di...
4%
15%
0%
81%
0%
30. Basophils, neutrophils, and eosinophils differentiate through a final common granulocytic precursor cell termed the
A. ErythroblastB. LymphoblastC. PlateletD. PromyelocyteE. Unilocular adipocyte
Eryth
roblast
Mye
loblast
Platelet
Reticulocy
te T ce
ll
0% 0% 0%0%0%
31. In the pathway of erythrocytopoiesis, the final defined precursor cell before the formation of a mature erythrocyte is
called a
:30
A. ErythroblastB. MyeloblastC. PlateletD. ReticulocyteE. T cell
IgE antibody
Collagenase
Hemonecti
n
Major b
inding ...
P-selecti
n
0% 0% 0%0%0%
32. The neutrophil is considered to ‘reside’ in several theoretical compartments during its development and lifespan. From its circulation in the
bloodstream the neutrophil is able to migrate into connective tissue spaces upon binding a key endothelial cell adhesion molecule called
:30
A. IgE antibodyB. CollagenaseC. HemonectinD. Major binding proteinE. P-selectin
IgE antibody
Collagenase
Hemonecti
n
Major b
inding pro
tein
Stick
y glycopro
tein coat
0% 0% 0%0%0%
33. When a blood vessel is damaged a coordinated sequence of events involving many cell types and proteins takes place. One of the initial steps is the aggregation of platelets to form a platelet plug at the site of the damage
where collagen from connective tissue is exposed to the blood. The aggregation at this site is possible due to the platelets having
:30
A. IgE antibodyB. CollagenaseC. HemonectinD. Major binding proteinE. Sticky glycoprotein coat
Basophil
Eosin
ophil
Lymphocy
te
Monocy
te
Neutro
phil
0% 0% 0%0%0%
34. Identify this cell (arrow, black).
:30
A. BasophilB. EosinophilC. LymphocyteD. MonocyteE. Neutrophil
Basophil
Eosin
ophil
Lymphocy
te
Monocy
te
Neutro
phil
0% 0% 0%0%0%
35. Identify this cell (arrow, black).
:30
A. BasophilB. EosinophilC. LymphocyteD. MonocyteE. Neutrophil
Basophil
Eosin
ophil
Lymphocy
te
Monocy
te
Neutro
phil
0% 0% 0%0%0%
36. Identify this cell (arrow, black).
:30
A. BasophilB. EosinophilC. LymphocyteD. MonocyteE. Neutrophil
Cellular
debri...
Eryth
rocy
tes
Platelets
Proce
ssing art.
..
Reticulocy
tes
0% 0% 0%0%0%
37. Identify these structures (arrows, black).
:30
A. Cellular debrisB. ErythrocytesC. PlateletsD. Processing artifactE. Reticulocytes
Basophil
Eosin
ophil
Lymphocy
te
Monocy
te
Neutro
phil
0% 0% 0%0%0%
38. Identify this cell (arrow, black).
:30
A. BasophilB. EosinophilC. LymphocyteD. MonocyteE. Neutrophil
Basophil
Eosin
ophil
Lymphocy
te
Monocy
te
Neutro
phil
0% 0% 0%0%0%
39. Identify this cell (arrow, black).
:30
A. BasophilB. EosinophilC. LymphocyteD. MonocyteE. Neutrophil
Basophil
Eosin
ophil
Lymphocy
te
Monocy
te
Neutro
phil
0% 0% 0%0%0%
40. Identify this cell (arrow, black).
:30
A. BasophilB. EosinophilC. LymphocyteD. MonocyteE. Neutrophil
Basophil
Eosin
ophil
Lymphocy
te
Monocy
te
Neutro
phil
0% 0% 0%0%0%
41. Identify this cell (arrow, black).
:30
A. BasophilB. EosinophilC. LymphocyteD. MonocyteE. Neutrophil
Basophil
Eosin
ophil
Lymphocy
te
Monocy
te
Neutro
phil
0% 0% 0%0%0%
42. Identify this cell (arrow, black).
:30
A. BasophilB. EosinophilC. LymphocyteD. MonocyteE. Neutrophil
Basophil
Eosin
ophil
Lymphocy
te
Monocy
te
Neutro
phil
0% 0% 0%0%0%
43. Identify this cell (arrow, black).
:30
A. BasophilB. EosinophilC. LymphocyteD. MonocyteE. Neutrophil
Basophil
Eosin
ophil
Lymphocy
te
Monocy
te
Neutro
phil
0% 0% 0%0%0%
44. Identify this cell (arrow, black).
:30
A. BasophilB. EosinophilC. LymphocyteD. MonocyteE. Neutrophil
B lymphocy
te
Eosin
ophil
Mega
karyocyte
Monocy
te
Neutro
phil
0% 0% 0%0%0%
45. Identify this cell (arrow, black).
:30
A. B lymphocyteB. EosinophilC. MegakaryocyteD. MonocyteE. Neutrophil
Eosin
ophil
Lymphatic v
essel
Mega
karyocyte
Sinuso
id
T lymphocy
te
0% 0% 0%0%0%
46. Identify this structure (arrow, black).
:30
A. EosinophilB. Lymphatic vesselC. MegakaryocyteD. SinusoidE. T lymphocyte
Adipocyte
s
Eryth
rocy
tes
Lymphocy
tes
Mega
karyocytes
Monocy
tes
0% 0% 0%0%0%
47. Identify these cells (arrows, black).
:30
A. AdipocytesB. ErythrocytesC. LymphocytesD. MegakaryocytesE. Monocytes
B lymphocy
tes
Eosin
ophils
Mega
karyocytes
Monocy
tes
Neutro
phils
0% 0% 0%0%0%
48. Identify these cells (arrows, black).
:30
A. B lymphocytesB. EosinophilsC. MegakaryocytesD. MonocytesE. Neutrophils
Eosin
ophils
Lymphatic v
ess...
Mega
karyocytes
Sinuso
ids
Wove
n bone
0% 0% 0%0%0%
49. Identify these structures (arrows, black).
:30
A. EosinophilsB. Lymphatic vesselsC. MegakaryocytesD. SinusoidsE. Woven bone
B lymphocy
te
Eryth
roid
Lymphoid
Monocy
tic
Mye
loid
0% 0% 0%0%0%
50. In this image of a bone marrow smear, the indicated cells belong to which hematopoietic lineage (arrows, black)?
:30
A. B lymphocyteB. ErythroidC. LymphoidD. MonocyticE. Myeloid
Basophils
Eosin
ophils
Lymphocy
tes
Monocy
tes
Neutro
phils
0% 0% 0%0%0%
51. Your patient is suffering from an infestation of parasites. To determine the proper therapy, you perform an analysis of a peripheral blood sample. Which of the following cells would you expect to be increased in a peripheral blood
smear?
:30
A. BasophilsB. EosinophilsC. LymphocytesD. MonocytesE. Neutrophils
Basophils
Eryth
rocy
tes
Monocy
tes
Neutro
phils
Mega
karyocytes
0% 0% 0%0%0%
52. A decrease in the number of tissue macrophages would result from reduced activity of precursor cells to
which of the following cell types?
:30
A. BasophilsB. ErythrocytesC. MonocytesD. NeutrophilsE. Megakaryocytes
Basophil
Eosin
ophil
Lymphocy
te
Monocy
te
Neutro
phil
0% 0% 0%0%0%
53. Which of the following cells is the primary phagocytic cell within peripheral blood?
:30
A. BasophilB. EosinophilC. LymphocyteD. MonocyteE. Neutrophil
Amino acid ch
a...
Decre
ased le
ve...
Decre
ased iro
n
Decre
ased plat..
.
Decre
ased sy
nt...
0% 0% 0%0%0%
54. Pernicious anemia develops as a consequence of which of the following?
:30
A. Amino acid change of the globin moecule
B. Decreased levels of intrinsic factor
C. Decreased ironD. Decreased plateletsE. Decreased synthesis of
hemoglobins
Bacte
rial in
fe...
Hemorrh
age
Org
an transp
la...
Parasiti
c infe...
Pollen in
festa
...
0% 0% 0%0%0%
55. While examining a peripheral blood smear, you notice an increased number of cells slightly larger than an erythrocyte. These cells have a large,
round nucleus and scant cytoplasm. Which of the following would cause this condition?
:30
A. Bacterial infectionB. HemorrhageC. Organ transplant
rejectionD. Parasitic infectionE. Pollen infestation
Hemophilia
Pernici
ous ane...
Polycyto
themia
Thalassemia
Thrombocy
topen...
0% 0% 0%0%0%
56. A young man complains that he bruises easily. A laboratory report showed a normal white cell count. Erythrocytes were 5 million/mm3, whereas
platelets were 50,000/mm3. Which of the following was the diagnosis?
:30
A. HemophiliaB. Pernicious anemiaC. PolycytothemiaD. ThalassemiaE. Thrombocytopenia
Basophils
Eosin
ophils
Mega
karyocytes
Neutro
phils
T lymphocy
tes
0% 0% 0%0%0%
57. Which of the following blood cells differentiate outside of the bone marrow?
:30
A. BasophilsB. EosinophilsC. MegakaryocytesD. NeutrophilsE. T lymphocytes
Cell-mediate
d ...
Hemorrh
age
Humoral
-mediat..
.
Infe
ction
Mye
locytic l
eu...
0% 0% 0%0%0%
58. An analysis of a peripheral blood smear showed that reticulocytes were 10% of total cells. Which of the following
represents the proper diagnosis?
:30
A. Cell-mediated immune response
B. HemorrhageC. Humoral-mediated
immune responseD. InfectionE. Myelocytic leukemia
Monocy
te
Oste
oblast
Polychro
matoph...
Platelet
Proeryth
roblas..
.
0% 0% 0%0%0%
59. Which of the following is not derived by a mitotic division of a precursor cell?
:30
A. MonocyteB. OsteoblastC. Polychromatophilic
erythroblastD. PlateletE. Proerythroblast
Basophils
Eryth
rocy
tes
Lymphocy
tes
Monocy
tes
Platelets
0% 0% 0%0%0%
60. Examining a peripheral blood smear, you note a cell type that consists of both large and small cells intermixed with normal size cells, a condition
described as anisocytosis. This abnormal condition refers to which of the following?
:30
A. BasophilsB. ErythrocytesC. LymphocytesD. MonocytesE. Platelets
Basophilic
ery...
Hemato
poietic ...
Orth
ochro
matop...
Polychro
matoph...
Proeryth
roblas..
.
0% 0% 0%0%0%
61. Your patient suffers from a blood disorder that requires chemotherapy. A bone marrow transplant is subsequently performed. Transplants containing
which of the following cells in the erythrocytic series would not provide proliferative cells?
:30
A. Basophilic erythroblastB. Hematopoietic stem cellC. Orthochromatophilic
erythroblastD. Polychromatophilic
erythroblastE. Proerythroblast
Hemato
poietic ...
Metamyelocy
te
Mye
loblast
Mye
locyte
Promyelocy
te
0% 0% 0%0%0%
62. At which of the following stages are specific cells of the granulocytic series first recognizable?
:30
A. Hematopoietic stem cellB. MetamyelocyteC. MyeloblastD. MyelocyteE. Promyelocyte
Basophilic
erythro
blast
Orth
ochro
matophilic
er...
Polychro
matophilic
eryt...
Proeryth
roblast
Reticulocy
te
0% 0% 0%0%0%
63. Hemoglobin is first seen in which of the following cells of the erythrocytic series?
:30
A. Basophilic erythroblastB. Orthochromatophilic
erythroblastC. Polychromatophilic
erythroblastD. ProerythroblastE. Reticulocyte
Basophilic
erythro
blast
Orth
ochro
matophilic
er...
Polychro
matophilic
eryt...
Proeryth
roblast
Reticulocy
te
0% 0% 0%0%0%
64. In which of the following cells of the erythrocytic series is the nucleus extruded?
:30
A. Basophilic erythroblastB. Orthochromatophilic
erythroblastC. Polychromatophilic
erythroblastD. ProerythroblastE. Reticulocyte
Basophilic
ery...
Mye
locyte
Neutro
philic m
...
Polychro
matoph...
Promyelocy
te
0% 0% 0%0%0%
65. While examining cells of a bone marrow smear with the light microscope, you notice a cell whose cytoplasm has no noticeable granules. The nucleus of this cell in indented and contains no nucleoli. Which of the following cells are
you examining?
:30
A. Basophilic erythroblastB. MyelocyteC. Neutrophilic
metamyelocyteD. Polychromatophilic
erythroblastE. Promyelocyte
All blood ce
ll...
Destr
uction of...
Lymphocy
tes m
a...
Monocy
tes matu
...
Yellow bone m
a...
0% 0% 0%0%0%
66. Which of the following best characterizes bone marrow?
:30
A. All blood cells undergo maturation within the bone marrow
B. Destruction of erythrocytes is carried out in red bone marrow
C. Lymphocytes mature in bone marrow
D. Monocytes mature in bone marrow
E. Yellow bone marrow does not function to produce blood cells
Basophilic
leu...
Eosin
ophilic l..
.
Lymphoblasti
c ...
Promyelocy
tic ...
Stem ce
ll leuk...
0% 0% 0%0%0%
67. A sample of peripheral blood from a patient reveals a larger than normal population of cells that have large, round nuclei with 1 or 2 nucleoli. The
cytoplasm of these cells shows azurophilic granules. Which of the following forms of leukemia would you suspect?
:30
A. Basophilic leukemiaB. Eosinophilic leukemiaC. Lymphoblastic leukemiaD. Promyelocytic leukemiaE. Stem cell leukemia
Mye
loblast
Neutro
philic m
...
Neutro
philic m
...
Orth
ochro
matop...
Polychro
matoph...
0% 0% 0%0%0%
68. A peripheral blood smear of a person suffering from a mild form of leukemia showed a large number of cells with more than
1 nucleolus. Which of the following cells is being described?
:30
A. MyeloblastB. Neutrophilic
metamyelocyteC. Neutrophilic myelocyteD. Orthochromatophilic
erythroblastE. Polychromatophilic
erythroblast
Basophilic
ery...
Mega
karyoblast...
Metamyelocy
tes
Orth
ochro
matop...
Reticulocy
tes
0% 0% 0%0%0%
69. Your patient suffers from lymphocytic leukemia. Chemotherapy is administered to destroy cancerous cells of the bone marrow. Precursor cells
to erythrocytes are destroyed. To specifically re-establish the erythrocytic cell line, which of the following cells should be transplanted?
:30
A. Basophilic erythroblastsB. MegakaryoblastsC. MetamyelocytesD. Orthochromatophilic
erythroblastsE. Reticulocytes
Chromatin beco
...
Nucle
i beco
me ...
Nucle
i decre
as...
Nucle
oli incre
...
Rough endoplas..
.
0% 0% 0%0%0%
70. As cells undergo the process of erythropoiesis, which of the following occurs?
:30
A. Chromatin becomes more diffuse
B. Nuclei become lobulatedC. Nuclei decrease in sizeD. Nucleoli increase in numberE. Rough endoplasmic
reticulum increases within the cytoplasm