Question 1: Choose the correct answer. a. Cells that play a major role in formin

Question

Question 1: Choose the correct answer.

a. Cells that play a major role in forming bone but are unable to divide through mitosis are a) osteoblasts b) osteoclasts c) osteocytes

b. Small spaces or cavities in bone tissue which contain osteocytes are known as a) canaliculi b) Haversian canals c) lacunae d) trabeculae e) Volkmann's canals

c. What structure allows the diaphysis of the bone to increase in length during childhood? a) lacunae b) epiphyseal plate c) osteoclast d) periosteum e) trabeculae

d. Ossification of most bones is usually complete by age 17 a) true b) false

e. Spongy bone is formed from compact bone a) true b) false

f. Which cells help maintain blood calcium homeostasis by returning calcium to the blood stream? a) osteoclasts b) osteocytes c) osteoblasts d) all of the above

g. A bone that helps form part of the eye socket is the a) ulna b) lunate c) hyoid d) sphenoid e) occipital

h. The suture between the parietal and temporal bone is the a) coronal b) saggital c) lambdoidal d) squamosal

i. Which of the vertebrae are most superior? a) thoracic b) lumbar c) cervical d) sacral e) coccygeal

j. Which bone does not contain a paranasal sinus? a) sphenoid b) ethmoid c) maxilla d) nasal e) frontal

Explanation / Answer

Answers

A) Cells that play a major role in forming bone but are unable to divide through mitosis are : Osteoblasts
Option A

B) Small spaces or cavities in bone tissue which contain osteocytes are known as : Lacunae
Option C

C) Epiphyseal plate allows the diaphysis of the bone to increase in length during childhood.
Option B

D) Ossification of most bones is usually complete by age 17 ----- FALSE
- At the age of 25 ossification of most bones gets completed.

E) Spongy bone is formed from compact bone ------ FALSE

F) Osteoclasts cells help maintain blood calcium homeostasis by returning calcium to the blood stream.
Option A

G) A bone that helps form part of the eye socket is the Sphenoid bone.
Option D

H) The suture between the parietal and temporal bone is the squamosal suture.
Option D

I) Cervical vertebrae are most superior.
Option C

J) Nasal bone does not contain a paranasal sinus.
Option D

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