Answer to Question 1
C
Feedback:
Blood, body fluids, cells, and tissues are considered major reservoirs of microorganisms. Visible cleanliness is not synonymous with sterility, though it is possible to sterilize (eliminate microorganisms from) certain objects. Nonsterilized objects are considered contaminated, but some objects and areas are considered to be more contaminated than others.
Answer to Question 2
C
Feedback:
The nurse should stop the infusion of the tube-feeding formula to facilitate measurement. Next, the nurse should aspirate the fluid from the feeding tube using a 50 ml syringe, not a 5 ml syringe. Clamping the tube and waiting for 15 minutes or flushing the tube with water is done to clear an obstructed feeding tube, not to assess the gastric residual volume of a client.