The externally visible portions of the male and female reproductive system are referred to as ____________________
Fill in the blank(s) with correct word
external genitalia
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Control of the voluntary urethral sphincter in normal children is related to ________
A) intelligence B) nervous system development C) enzymatic regulation D) hormone regulation E) muscular development
The tiny cavities in the osteon called lacunae contain ____
a. osteocytes b. osteoblasts c. osteoclasts d. chondroblasts
Osteoarthritis usually is caused by
A. a bacterial infection in the joint. B. an autoimmune disorder. C. wear and tear of the joint. D. increased uric acid in the blood. E. bursitis.
Constriction of smooth muscle in the bronchioles
A. occurs during periods of exercise. B. restricts the flow of air into the lungs. C. decreases ciliary action. D. increases airflow out of the lungs. E. does not affect airflow.