Regarding handwashing, which of the following statements is incorrect?
A. When food handlers answer a telephone with their hands, they must wash their hands before food is touched.
B. Disposable paper towels or air drying is preferred over cloth.
C. Hand sanitizers assist in reducing bacterial numbers and may be used in lieu of handwashing.
D. Handwashing sinks must only be used for washing hands.
Answer: C
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A review of research studies concluded that the use of vitamin C supplements significantly reduces the duration of colds
a. True b. False Indicate whether the statement is true or false
A 2000-kcalorie diet that provides 175 grams of carbohydrate provides:
a. inadequate carbohydrate.
b. excessive carbohydrate.
c. an appropriate amount of carbohydrate.
d. inadequate fiber.
Which sign of respiratory failure appears as a bluish cast in the skin on the lips, cheeks and nail beds?
a. acidosis b. hypercapnia c. hypoxia d. hypoxemia e. cyanosis
Give examples of an autosomal recessive trait and an autosomal dominant disorder.
What will be an ideal response?