A callus may develop when both thin and thick skin are subjected to repeated pressure. Which layer of the epidermis develops the callus?
A) stratum corneum B) stratum spinosum C) stratum basale D) stratum lucidum
Answer: A
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Which of the following is normally the major source of hydrogen ions in the body?
a. Phosphoric and sulfuric acids formed during the metabolism of dietary proteins b. Lactic acid production by the muscles during exercise c. Carbonic acid generated from metabolically produced CO2 d. Natural acids found in foods, such as citric acid e. Fatty acids produced during fat metabolism
FAD and NAD are coenzymes that act as ________ in biochemical reactions.
hydrogen carriers oxygen carriers energy carriers vitamin carriers
As an individual becomes dehydrated, the net movement of fluid in their body is from cells toward plasma.
Answer the following statement true (T) or false (F)
After severely injuring her hip in an accident, a woman was unable to extend her right leg. What nerve was damaged?
A) femoral B) obturator C) tibial D) pudendal