Any elevation above 18,000 feet is considered ____ altitude.
A. low
B. high
C. moderate
D. extreme
Answer: D
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You are preparing to teach a class on hypertension. Which of the following statements provides incorrect information that you would not include in your presentation?
a. Hypertension is defined as a blood pressure with a systolic reading greater than 140 or a diastolic reading greater than 90. b. There are no known treatable risk factors for hypertension. c. The increased pressure in hypertension damages small arteries in many of the body's organs. d. Hypertension results from the restriction of blood flow when the internal diameter of small arterioles is reduced by atherosclerosis or other factors.
Which of the following drugs is an alkylating agent?
a. cyclophosphamide (Cytoxan) b. methotrexate (Folex) c. vincristine (Oncovin) d. vinorelbine (Navelbine)
Which of the following is true of the diffusing capacity test (DLCO) findings in a patient with COPD?
a. Normal in all cases b. Decreased in emphysema c. Decreased in chronic bronchitis d. Increased in all cases
_____ is an example of a drug derived from laboratory synthesis
a. Potasssium b. Cephalexin c. Hepatitis B vaccine d. Heparin