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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 cancellous bone?
a. Dense bone
b. Woven bone
c. Immature bone
d. Compact bone
e. Spongy bone
2.
What cell is involved in laying down new bone?
a. Osteoclast
b. Osteon
c. Osteocyte
d. Osteoblast
e. Osteoid
3.
What is in the bone matrix?
a. Elastic fibers
b. Collagen fibers
c. Reticular fibers
d. Dense irregular connective tissue
e. Dense regular connective tissue
4.
What are the small tunnels seen in bone?
a. Canaliculi
b. Sharpey's fibers
c. Trabeculae
d. Tome's process
e. Lacuna
5.
What is the hollow area underneath an osteoclast called?
a. Space of Disse
b. Space of Mall
c. Vacuole
d. Lacuna
e. Howship's lacuna
6.
What is the covering of a bone?
a. Perimysium
b. Periosteum
c. Perichondrium
d. Perineurium
e. Endosteum
7.
What forms the articular surface on bones?
a. Spongy bone
b. Compact bone
c. Hyaline cartilage
d. Elastic cartilage
e. Fibrocartilage
8.
What is the primary component of yellow marrow?
a. Hematopoietic tissue
b. Fat
c. Cartilage
d. Fibrous tissue
e. Bone
9.
What is another term for the Haversian system?
a. Osteoclast
b. Osteon
c. Osteocyte
d. Osteoblast
e. Osteoid
10.
What is nonlamellar bone?
a. Woven bone
b. Dense bone
c. Cancellous bone
d. Compact bone
e. Spongy bone
Click here for answers and detailed explanations.
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