In bone formation, the cells that produce the organic matrix are the:
osteoblasts.
osteocytes.
osteoclasts.
chondrocytes.
The Correct Answer is A
A. osteoblasts: These are the bone-forming cells that actively produce and secrete the organic bone matrix.
B. osteocytes: These are mature bone cells that maintain the matrix but are no longer responsible for producing it.
C. osteoclasts: These cells break down or "resorb" bone tissue.
D. chondrocytes: These cells produce the matrix for cartilage, not bone.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is D
Explanation
A. It produces gametes: Essential organs (gonads) are defined by their ability to produce sex cells, or gametes (sperm and ova).
B. It is called the testis in the male: The testes are the essential male organs responsible for sperm production.
C. It is called the gonad in both sexes: "Gonad" is the general biological term for the essential reproductive organs in both males (testes) and females (ovaries).
D. All of the above are true: Since choices A, B, and C accurately describe the characteristics and terminology of the essential reproductive organs, this is correct.
Correct Answer is C
Explanation
A. taste: Taste impulses are carried by the facial, glossopharyngeal, and vagus nerves.
B. equilibrium: Balance/equilibrium is handled by the vestibulocochlear nerve (CN VIII).
C. smell: The olfactory nerve (CN I) and its tracts are dedicated exclusively to the sense of olfaction (smell).
D. pain: Pain is a general sense carried by various nerves, most notably the trigeminal nerve for the face.
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