Which factor is associated with a decrease in the plasma levels of theophylline in an asthmatic patient?
a. Cigarette smoking
b. Heart failure
c. Hepatic disease
d. Viral infections
ANS: A
Conditions that tend to decrease plasma levels of theophylline include cigarette smoking and the use of medications that increase hepatic clearance, such as phenobarbital.
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The term toxic may be defined as:
A. noxious or painful B. poisonous or harmful C. causative or palatable D. intoxicating or sedating
Red bags or bags that have a biohazardous waste label are used for ____.
A. chemicals used in the medical office B. used lancets and needles C. broken glassware D. dressings contaminated with blood or body fluids E. shredded medical documents
Which statement best describes the hypnosis?
A) Hypnosis is most effective in conjunction with oral sedation. B) Hypnosis causes the inability to concentrate. C) Hypnosis reduces anxiety, stress, salivation and gag reflex. D) Hypnosis induces calmness, relaxation and amnesia