Which of the following drugs can cause diarrhea?
a. amoxicillin
b. atropine
c. diphenydramine
d. calcium carbonate
a. Diarrhea due to antibiotic use, especially broad spectrum antibiotics (e.g., tetracyclines, amoxicllin, is usually caused by either a direct irritant of the drug on the gastrointestinal mucosa (e.g., tetracycline) or the disruption of normal bowel flora (bacteria that normally live in the gut), leading to the overgrowth of a bacterium called Clostridium difficle that releases toxins (substances) that cause inflammation and damage to the intestinal mucosa, resulting in diarrhea.
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Before writing a grant, it is critical that the grant writer know what the ________ are for awarding the grant
A) Measures B) Conditions C) Criteria D) Standards
In times of plenty, bacteria are able to store various substances within the cell (carbohydrate, ATP, or lipid reserves) by means of
A) endospores. B) inclusion bodies. C) capsules. D) bacteriophages.
The concept of standard precautions assumes that:
A. only blood, semen, and vaginal secretions can transmit communicable diseases to health care providers. B. patients with bloodborne diseases such as HIV or hepatitis B can transmit the disease by coughing. C. every patient is potentially infected or can spread an organism that could be transmitted in the health care setting. D. a patient is not capable of transmitting a communicable disease unless he or she is coughing or sneezing.
Which of these structures or substances in the skin helps prevent UV radiation from damaging deep structures of the skin?
A. Keratinocytes B. Keratin C. Melanin D. Collagen fibers E. Sebaceous glands