The most common toxicity of methotrexate is:
A) dose-related bone marrow suppression
B) severe psoriasis
C) psoriatic arthritis
D) liver failure
A) dose-related bone marrow suppression
The most common toxicity of methotrexate is dose-related bone marrow suppression. Infertility with azoospermia and amenorrhea also occur. GI upset and mouth sores are less serious common adverse effects.
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You respond to the county jail for a 48-year-old inmate arrested two days ago for public intoxication. Guards state the patient is a known alcoholic and "frequent flier." The guards state that for several hours the patient was "acting crazy" and seeing "bugs on the walls." The patient then began seizing and they called for an ambulance. You notice the patient is no longer seizing, diaphoretic, or
confused. What condition do you suspect? A) Alcohol poisoning B) LSD abuse C) Delirium tremens D) Acute episode of paranoid schizophrenia
To move a tool to a roof or upper floor during an emergency operation, a firefighter should:
A. attach the tool to a ladder belt worn while climbing. B. carry the tool with both hands, resting the tool on ladder rungs for balance. C. carry the tool with one hand, slide the free hand under the ladder beam. D. climb the ladder, then have another firefighter toss the tool up to the tip of the ladder.
Which of the following is still the mainstay of treatment for dysrhythmia?
A) propranolol (Inderal) B) acebutolol (Sectral) C) lidocaine (Xylocaine) D) propafenone (Rythmol)
Ischemic heart disease is a condition in which:
A) a portion of the heart muscle dies because of a prolonged lack of oxygen. B) there is a decrease in blood flow to one or more portions of the heart muscle. C) the coronary arteries dilate, thus preventing effective blood flow to the heart. D) an acute event leads to a significant decrease in the pumping force of the heart.