When during human development does the process of ossification begin?
A. 8th-9th month of fetal development
B. 12 weeks after birth
C. 10-25 years of age
D. 3-4 months of age
E. 12th-13th week of embryonic development
Answer: E
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Nerves and ganglia are structures found in the
A. central nervous system. B. peripheral nervous system. C. central and peripheral nervous systems.
Changes in the color of skin are often an indication of a homeostatic imbalance. Which of the following changes would suggest that a patient is suffering from Addison's disease?
A) The skin takes on a bronze or metallic appearance. B) Black-and-blue marks become evident for no apparent cause. C) It is impossible to suggest Addison's disease from an inspection of a person's skin. D) The skin appears to have an abnormal, yellowish tint.
A ________ is a problem with one of the tissues producing trophic hormones.
Fill in the blank(s) with the appropriate word(s).
Decreased plasma clearance can indicate ________.
A. decreased aldosterone secretion B. renal failure C. hypertension D. normal fluid balance E. decreased ADH secretion