Histology-World!

 

 

 

Histology Testbank: Bone 2

 

Instructions: For each histology question, pick the one best answer. This histology test bank is also useful for the histology questions on the USMLE (USMLE step 1). Click here for answers and detailed explanations.

1.
What is dense bone?
a. Immature bone
b. Cancellous bone
c. Compact bone
d. Woven bone
e. Spongy bone

2.
Which cell is a resting osteoblast?
a. Chondrocyte
b. Chondroblast
c. Osteocyte
d. Osteoclast
e. Bone lining cell

3.
What are the mineral crystals in bone called?
a. Hydroxyapatite
b. Calcite
c. Tourmaline
d. Rubellite
e. Indicolite

4.
What is the cylindrical structure in compact bone?
a. Osteoclast
b. Osteon
c. Osteocyte
d. Osteoblast
e. Osteoid

5.
What are Sharpey's fibers?
a. Elastic fibers
b. Collagen fibers
c. Reticular fibers
d. Trabeculae
e. Dense regular connective tissue

6.
What is the space that an osteocyte rests in?
a. Canaliculi
b. Sharpey's fibers
c. Trabeculae
d. Tome's process
e. Lacuna

7.
What is bone formation called when the bone is formed from a cartilage template?
a. Intraosseous
b. En bloc
c. Intramembranous
d. Endochondral
e. Endosteum

8.
What is the primary component of red marrow?
a. Hematopoietic tissue
b. Fat
c. Cartilage
d. Fibrous tissue
e. Bone

9.
What cell is an immature bone cell?
a. Osteoclast
b. Osteon
c. Osteocyte
d. Osteoblast
e. Osteoid

10.
What is bundle bone?
a. Cancellous bone
b. Compact bone
c. Dense bone
d. Spongy bone
e. Immature bone

Click here for answers and detailed explanations.