Which of the following are among the most effective drugs used as antitussives?
A. Bronchodilators
B. Expectorants
C. Opioid analgesics
D. Nonopioid analgesics
c
Rationale: Opioid analgesics are among the most effective drugs that are used as antitussives.
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Which of the following is NOT a step that is performed during nasotracheal intubation?
A) Advancing the ET tube as the patient inhales B) Preoxygenating with a bag-mask as necessary C) Ensuring that the patient's head is hyperflexed D) Placing the patient's head in a neutral position
What protein is responsible for activating phosphorylation of all kinases involved in the cell cycle?
a. Cdk b. CAK c. Cyclin d. Cdk inhibitor
Which of the following is the innermost layer of blood vessels?
A. Endothelial lining B. Tunica interna C. Tunica externa D. Tunica media