A researcher tests a measurement tool in a pilot study and notes a wide variance in scores. To improve the significance of the study's findings in subsequent studies, the researcher will
a. apply quota sampling techniques.
b. decrease the sample size.
c. increase the sample size.
d. use cluster sampling techniques.
ANS: C
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The ten-year-old child was diagnosed with a medulloblastoma; following surgery the child is started on chemotherapy by intrathecal injection
While preparing the family for the start of chemotherapy, the nurse will explain that intrathecal administration was chosen because: 1. It reduces side effects. 2. It does not require the child being "stuck." 3. Many chemotherapy drugs do not cross the blood-brain barrier. 4. Intrathecal administration is less expensive than intravenous administration.
Which of the following is an abnormal urinalysis finding for older adults?
a. Glucose in the urine b. 0 to 3 red blood cells in the urine c. 0 to 4 white blood cells in the urine d. Trace of protein in the urine
The nurse suspects that a patient is experiencing the effects of peripheral atherosclerosis. What did the nurse most likely assess in this patient?
1. rubor with extremity elevation 2. normal hair distribution bilaterally over lower extremities 3. peripheral pulses present bilaterally 4. complaints of leg pain upon rest
An 84-year-old client has been living in an assisted living facility for several years but is now faced with the prospect of relocating to a nursing home
Which of the following characteristics of the client's current situation is most likely to prompt this move? A) The development of a severe, acute health problem B) A decrease in the client's level of function and activities of daily living (ADLs) C) Exacerbation of a chronic health problem that may require medical treatment D) A change in the level of the client's social support