A boy grew rapidly and reached a height of 6'2" by the time he was 13. He had normal body proportions and sexual development but had below normal mental cognition. Which of the following likely caused his condition?

A. Hypersecretion of testosterone
B. Elevated vitamin D synthesis
C. Hyposecretion of growth hormone
D. Hypersecretion of growth hormone
E. An adrenal tumor that secretes androgens


Answer: D

Anatomy & Physiology

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Fill in the blank with correct word.

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A. Osteoblast B. Monocyte C. Osteogenic cell D. Haversian cell E. Lymphocyte

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The following body systems aid in controlling body temperature EXCEPT ________

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Anatomy & Physiology

There is a total of ________ deciduous teeth and ________ permanent teeth.

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Anatomy & Physiology