Answer to Question 1
B
Peripheral vascular disease can reduce pulse volume, which may affect the pulse oximetry read-ing.
The sensor should be placed on an extremity site (such as an earlobe or digit) with adequate local circulation, and the site should be free of moisture. The sensor should not be positioned on the arm.
Reduced light in the room will not affect the oximetry reading. Outside light sources can inter-fere with the oximeter's ability to process reflected light.
An increased temperature of the room will not affect the oximetry reading. If the room were very cold, the client's peripheral blood flow might decrease, affecting the oximetry reading.
Answer to Question 2
C
In order to change unhealthy living and working conditions, areas other than health must also be involved explains the principle, Health promotion is multisectoral.
Relationships between individual, social, and environmental factors must be recognized explains the principle, Health promotion addresses health issues in context.
Physical, mental, social, ecological, cultural, and spiritual aspects of health must be recognized explains the principle, Health promotion supports a holistic approach.
Health promotion uses knowledge from disciplines such as social, economic, political, environ-mental, medical, and nursing sciences, as well as from firsthand experience explains the principle, Health promotion draws on knowledge from a variety of sources.
Client on IV patient-controlled analgesia (PCA).
B, The nurse teaches the postoperative client to use an incentive spirometer to expand the lungs.
The postoperative client supports an incision with a folded pillow when taking a deep breath and cou
Nurse administering enteral nutrition through a feeding tube.
Testing patellar reflex, client in a sitting position
Palpating the popliteal pulse