Simple goiter can be prevented by
A. administration of insulin.
B. administration of ACTH.
C. surgery to remove the thyroid gland.
D. increasing intake of iodine in the diet.
E. removal of the pituitary.
Answer: D
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The arrangement of organisms into groups is best described as ________.
A. identification B. taxonomy C. classification D. systematics
In which demographic model is population growth the fastest?
a. preindustrial b. transitional c. industrial d. postindustrial e. agricultural
The small air sacs of the lungs are the
A. alveoli. B. bronchioles. C. arterioles. D. spiracles. E. uvula.
The high-pressure flow of blood through the glomerular capillaries:a
allows little plasma to be filtered in the kidney. b. is a result of the high hydrostatic pressure in the glomerular capillaries. c. is due to the large diameter of the efferent arterioles of the glomerular capillaries. d. is due to the small surface area for filtration provided by the glomerular capillaries. e. is due to the low permeability of the glomerular capillaries.