Calculate the amount of lidocaine needed to prepare 50 g of 4% lidocaine cream: ________.
Fill in the blank(s) with the appropriate word(s).
2 g
x = 2 g lidocaine
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A researcher studies the relationship between anxiety levels and performance on a paper and pencil test of knowledge. The study data yield a correlation coefficient of r = -.79. What should this data analysis be interpreted to mean?
1. As anxiety levels increased, test scores increased. 2. As anxiety levels decreased, test scores decreased. 3. As anxiety levels increased, test scores did not vary. 4. As anxiety levels increased, test scores decreased.
Which type of multiple sclerosis (MS) is the most common?
a. Secondary progressive b. Primary progressive c. Relapsing-remitting d. Relapsing-progressive
When counseling a male patient with suspected HIV, the nurse informs him that if the enzyme-linked immunosorbent assay (ELISA) comes back positive, then
A) no further testing is required since this confirms HIV infection. B) a second test known as the Western blot assay will be ordered to confirm positive HIV status. C) he will be sent to an infectious disease physician for a tissue biopsy to confirm infection. D) if the second test, the Western blot, returns negative, he has not developed a case of full-blown AIDS.
Place the phases of the uterine (menstrual) cycle in order, beginning with the end of the menstrual phase. (Write your answer in the space below.)
1. Ischemic phase 2. Proliferative 3. Secretory