Bone Marrow Histology Quiz
Preview:
How long can B lymphocytes live?
A. One year
B. 8-10 hours
C. Weeks to months
D. 5-10 days
Bone marrow transitions from ______ to _______ as the animal matures.
A. Yellow to yellow
B. Red to yellow
C. Yellow to red
D. Red to red
True/False: An immature red blood cell is called a reticulocyte.
A. FALSE
B. TRUE
At a later stage in granulopoiesis, does the cytoplasmic to nuclear volume ratio increase or decrease?
A. Increase
B. Decrease
At maturity, the majority of hematopoiesis occurs in the ____________.
A. Bone marrow
B. Liver
C. Spleen
D. Lymph nodes
What is the first identifiable cell in the erythroid series called? Is it a large or small cell?
A. Proerythroblast; small cell
B. Proerythroblast; large cell
C. Proerythrocyte; large cell
D. Proerythrocyte; small cell
What term refers to the removal of cells from circulation?
A. Confiscation
B. Elimination
C. Withdrawal
D. Clearance
What is a colony stimulating factor that responds to low oxygen and stimulates red blood cell generation?
A. Granulopoietin
B. Interleukin-2
C. Interleukin-1
D. Erythropoietin
True/False: Stem, progenitor, and colony-forming units are morphologically distinguishable on H&E.
A. TRUE
B. FALSE
Where do we find precursors for B and T lymphocytes, respectively?
A. Bone marrow; bone marrow
B. Bone marrow; thymus
C. Thymus; thymus
D. Thymus; bone marrow
Yellow bone marrow is composed of ________.
A. Red blood cells and precursors
B. White blood cells and precursors
C. Unilocular adipose tissue
D. Multilocular adipose tissue
Thrombopoiesis refers to ____________ formation.
A. Monocyte
B. Platelet
C. Granulocyte
D. Red blood cell
The stroma of red bone marrow is composed of ________.
A. Muscle fibers and myocytes.
B. Lamellar bone and osteoblasts
C. CT fibers and fibroblasts
D. Reticular fibers and reticular cells
Monopoiesis refers to ____________ formation.
A. Monocyte
B. Lymphocyte
C. Platelet
D. Red blood cell
True/False: It can be normal to find plasma cells in bone marrow.
A. FALSE
B. TRUE
Hematopoiesis means:
A. Making new blood cells
B. Consuming blood cells
C. Making new reticular cells
D. Consuming reticular cells
How long can tissue macrophages live?
A. Months to years
B. 8-10 hours
C. Weeks to months
D. 5-10 days
True/False: Granulopoiesis is stimulated by colony stimulating factors which are only produced during an inflammatory response to an antigen.
A. TRUE
B. FALSE
How long can monocytes live?
A. One year
B. 8-10 hours
C. Weeks to months
D. 5-10 days
How long can platelets live?
A. One year
B. 8-10 hours
C. Weeks to months
D. 5-10 days
True/False: Lymphocytes live longer in tissues than in circulation.
A. TRUE
B. FALSE
Platelets originate from _____________.
A. Reticulocytes
B. Macrophages
C. Megakaryocytes
D. Osteoclasts
True/False: Granulocytes take a shorter time to develop than erythrocytes.
A. TRUE
B. FALSE
Red bone marrow is primarily composed of _______.
A. Red blood cells and precursors
B. While blood cells and precursors
C. Unilocular adipose tissue
D. Multilocular adipose tissue
A stimulus for platelet production is thrombopoietin, a hormone that is produced mainly in the __________.
A. Bone marrow
B. Kidney
C. Liver
D. Spleen
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