The progression of HIV can be evaluated by monitoring _____
a. the viral load
b. serum albumin levels
c. weight changes
d. body composition
e. B cell function
a
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The term ____ refers to the proportion of individuals in the sample without the disease or condition who have a negative test for it
a. sensitivity b. reliability c. validity d. specificity
Which of the following describes the main symptom(s) of beriberi?
A. dermatitis B. muscle wasting and nerve damage C. hemorrhaging D. blindness
The effectiveness of a group education program for decreasing the number of anemic pregnant women enrolled in a community nutrition program is best indicated by:
a. improved scores on a nutrition knowledge posttest b. improved scores on a Likert-type attitudinal scale c. an increase in hematocrit or hemoglobin levels d. an increase in the intake of dietary iron
Which of the following is a feature of Accutane?
a. It is effective in treating rickets b. It is less toxic than pure vitamin A c. It is known to be effective in treating mild but not severe acne d. It is known to cause birth defects when used by pregnant women