What is the role of reverse transcriptase in HIV infection?
a. Reverse transcriptase converts single-stranded DNA into double-stranded DNA.
b. It is needed to produce integrase.
c. It transports the RNA into the cell nucleus.
d. It converts RNA into double-stranded DNA.
Answer: d. It converts RNA into double-stranded DNA.
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The nurse explains that following a myocardial infarction (MI), the pumping efficiency of the heart is altered because there is:
a. loss of impulse from the sinoatrial node. b. necrosis of the myocardium. c. diminished blood flow. d. inflammation and swelling of the myocar-dium.
Which statement regarding substance abuse is true?
A. Substance abuse should not be considered a public health problem because it only affects individuals rather than society as a whole. B. Even when a person is not "addicted" to a substance, abuse can cause physical, psychological, and social problems. C. Substance abuse is rarely seen among middle-class clients. D. Cocaine is the most commonly abused substance.
Your unit is in the process of making a major change in patient care delivery. Data has been collected; the driving and restraining forces, including costs, desirability, and feasibility, have been examined
Which issue related to change has the unit addressed? a. Political issue c. Structural issue b. Technology issue d. People issue
A nurse is practicing imagery to relieve stress. What might accompany the imagery to even further promote relaxation?
A) Bright lighting B) Bodywork techniques C) Talking on the phone D) Listening to music