Which of the following are among the most effective drugs used as antitussives?
A) Bronchodilators
B) Expectorants
C) Opioid analgesics
D) Nonopioid analgesics
C) Opioid analgesics
Opioid analgesics are among the most effective drugs that are used as antitussives.
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Which of the following prescription medications is potentially effective for psoriasis if 20 or 30 mg is taken orally twice daily?
A) Acitretin B) Adalimumab C) Infliximab D) Pimecrolimus
What group was formed in 1951 to survey facilities with a set of standards and, if the facility met those standards, it became accredited?
A. The Joint Commission B. Office of Inspector General C. OASIS D. HEDIS
An ambulance and a fire engine are responding to a motor-vehicle crash when both emergency vehicles approach a red light. After the fire engine clears the intersection and proceeds, the operator of the ambulance should:
A) turn off all lights and sirens and wait for the red light to turn green. B) come to a complete stop and then proceed after looking in all directions. C) remain close behind the fire engine to ensure visibility of both vehicles. D) use a different siren tone while entering the intersection at a slow speed.
Which of the following structures of the tooth appears the most radiopaque?
A) Cementum B) Enamel C) Dentin D) Pulp