Maggie, aged 77, occasionally takes diphenhydramine to help her sleep. Is there any reason for concern?
A) Yes. Because of her age, she is much more likely to have a hypertensive crisis.
B) Yes. Because of her age, she may be more prone to side effects like confusion.
C) No. This medication is considered safe for people of any age.
D) Probably not, but she should be monitored for indications of addiction.
B
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Which of the following genetic polymorphisms is associated with a predisposition to asthma? (Select all that apply.)
a. promoter variants of IL-5 b. structural variant of IgG receptor c. HLA class II allotypes d. ?2-adrenergic receptor variant e. ACOX5 (5-lipoxygenase).
What antidote should be considered or kept on hand to treat opioid overdose in a patient who begins to exhibit signs of respiratory arrest?
a. Flumazenil b. Administer oxygen c. The opioid antagonist [e.g., Narcan or naloxone] d. Vitamin K
The inability of the aging lens to properly focus light rays is known as:
A) myopia. B) hyperopia. C) presbyopia. D) astigmatism.
Which of the following statements is true of the amount of horizontal force required to start an object sitting on a horizontal surface in motion?
A. it must be greater than the coefficient of kinetic friction B. it must be greater than the coefficient of static friction C. it must be greater than the maximum kinetic friction force D. it must be greater than the maximum static friction force