How do most chemotherapy drugs help rid the body of cancer cells?
a. They interfere with cancer cell division.
b. They prevent cancer cells from receiving oxygen.
c. They enhance the immune system's ability to recognize and kill cancer cells.
d. They force cancer cells to undergo reverse transformation to become normal cells.
ANS: A
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A patient is being monitored with continuous pulse oximetry. Under what circumstance would the nurse question the accuracy of the pulse oximetry reading?
A) The patient is a victim of a fire in an enclosed space. B) Cardiac monitor pattern shows normal sinus rhythm. C) Extremities are warm and dry with intact pulses. D) Respiratory rate and pulse rate are elevated.
A client tells the nurse that she has no desire to change her physical activity level at home since her husband does everything for her around the house, and why would she want to change that? The nurse realizes the client's resistance to change is due to
a. secondary gains. b. conformity. c. habits. d. unrealistic goals.
Gloves are easier to put on:
a. At the start of your shift b. When your hands are wet c. When your hands are dry d. If you have lotion on your hands
Prior to initiating a large-scale research study, the researcher conducts a small-scale study using similar subjects, methods, instruments, measurements, and analysis. This is done in order to
a. define the conceptual framework of the study. b. determine the quality of the study components. c. link study variables to one another. d. provide a study design.