Bone Marrow Histology Quiz
Preview:
True/False: Stem, progenitor, and colony-forming units are morphologically distinguishable on H&E.
A. TRUE
B. FALSE
How long can monocytes live?
A. One year
B. 8-10 hours
C. Weeks to months
D. 5-10 days
Lymphopoiesis refers to ___________ formation.
A. Platelet
B. Lymphocyte
C. Monocyte
D. Erythrocyte
At a later stage in granulopoiesis, does the cytoplasmic to nuclear volume ratio increase or decrease?
A. Increase
B. Decrease
Macrophages are formed from __________.
A. Plasma cells
B. T lymphocytes
C. B lymphocytes
D. Monocytes
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
Hematopoiesis means:
A. Making new blood cells
B. Consuming blood cells
C. Making new reticular cells
D. Consuming reticular cells
How long can T lymphocytes live?
A. One year
B. 8-10 hours
C. Weeks to months
D. 5-10 days
What term refers to the removal of cells from circulation?
A. Confiscation
B. Elimination
C. Withdrawal
D. Clearance
A stimulus for platelet production is thrombopoietin, a hormone that is produced mainly in the __________.
A. Bone marrow
B. Kidney
C. Liver
D. Spleen
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
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
How long can platelets live?
A. One year
B. 8-10 hours
C. Weeks to months
D. 5-10 days
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
