UNLV KIN 223 EXAM 3 Exam comprehensive questions and verified answers 2026

UNLV KIN 223 EXAM 3 Exam
comprehensive questions and verified
answers 2026

The secondary ossification center in a long bone is located in the




A) diaphysis.

B) metaphysis.

C) periosteum.

D) epiphysis. - Correct answer-D

Endochondral ossification begins with a(n) _________ model.




A) osteoid

B) hyaline cartilage



©COPYRIGHT 2025, ALL RIGHTS RESERVED 1

,C) membranous

D) mesenchyme

E) dense connective tissue - Correct answer-B

The bones of the fingers and toes (phalanges) are categorized as _____ bones.




A) sesamoid

B) short

C) irregular

D) long

E) flat - Correct answer-D

Parathyroid hormone and calcitriol




A) stimulate osteoblasts to deposit bone by producing calcified matrix.

B) stimulate osteoclasts to move calcium from the blood and into the bone.

C) stimulate osteoblasts to resorb bone and lower blood calcium levels.



©COPYRIGHT 2025, ALL RIGHTS RESERVED 2

, D) stimulate osteoclasts to resorb bone and release calcium into the blood. -

Correct answer-D

Which is not a function of bone?




A) Mineral storage

B) Body movement

C) Hemopoiesis

D) Protection

E) Hormone synthesis - Correct answer-E

Flat bones




A) include the bones of the wrist that glide across each other.

B) have a diaphysis and an epiphysis.

C) are, by definition, not at all curved.

D) protect underlying soft tissue and may be slightly curved.



©COPYRIGHT 2025, ALL RIGHTS RESERVED 3