The nurse weighs dressings before and after applying them. Why are they weighed?
a. To measure the amount of drainage.
b. To determine the phase of wound healing.
c. To get an accurate measurement of the person's weight.
d. To measure output.
A
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According to the 2002 U.S. Census, approximately how many Americans are older than age 65?
a. 5% b. 20% c. 12% d. 2%
The nurse is assessing the client who complains of intractable abdominal pain. The nurse recognizes that possible causes of this pain include: Standard Text: Select all that apply
1. Mechanical stimulus. 2. Thermal stimulus. 3. Chemical stimulus. 4. Alterations in body tissues. 5. Tissue ischemia.
At what week of fetal development can the nurse expect to first hear fetal heart tones with an amplified stethoscope?
a. 10 b. 12 c. 14 d. 16
Ralph is an experimental psychologist. He studies rat behavior. He runs rats through a maze, under different scent conditions. At the end of the maze is cheese. Sometimes the maze is lit, and sometimes it is dark
During each run, the rates are subjected to different scents (cat pheromone, the smell of cheddar cheese, tiger pheromone, the smell of rat feces) at crucial decision-points in the maze. Ralph measures the time it takes the rats to finish the maze. Which of the following could be considered independent variables in this study? (Select all that apply.) a. The rats b. Light versus dark c. Ralph d. The amount of time the rats take to finish the maze e. The scents f. The cheese at the end of the maze g. Rat behavior