John goes to his school by taking a brisk walk, utilizing five times more oxygen than utilized while sleeping. Identify the intensity of his physical activity.
A. Sedentary
B. Moderate
C. Light
D. Vigorous
E. Extremely light
Answer: B
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Topical anesthetic drugs provide brief periods of anesthesia to a limited depth in the skin by blocking the movement of sodium ions across the cell membrane and affecting nerve impulses
Indicate whether the statement is true or false.
Which of the following statements regarding the autonomic nervous system is not true?
A) The parasympathetic branch slows down heart rate. B) The sympathetic branch dilates airways. C) The parasympathetic branch inhibits digestion. D) The sympathetic branch raises blood pressure.
Brevyn is taking medication that contains guaifenesin. What is the action of guaifenesin?
A) expectorant B) antitussive C) mucolytic D) antihistamine
C-reactive protein is produced by the:
a. heart. b. kidney. c. liver. d. adrenal glands.