Nonexperimental research is often said to be weaker than experimental research in terms of:
A. establishing whether a problem exists.
B. establishing for whom a problem exists.
C. documenting a causal relationship.
D. all of the above
C
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Which of these steps is essential when the nurse is preparing to suction a client's tracheostomy?
a. Administer oxygen or use an Ambu bag before beginning procedure. b. Change the client's inner cannula. c. Cover the tracheostomy ties with a clean towel. d. Set up sterile hydrogen peroxide to use for rinsing the suction catheter.
On inspection of the abdominal contour of a client with upper left quadrant pain, the nurse notes that the left abdominal contour appears asymmetric. What conclusion should the nurse draw from this finding?
A. Left upper quadrant asymmetry is a normal finding. B. Left upper quadrant asymmetry can be caused by pregnancy. C. Left upper quadrant asymmetry can be indicative of a tumor or cyst. D. Left upper quadrant asymmetry is indicative of peristaltic movements.
The nurse is examining a patient who is admitted to the emergency department with severe elbow pain. Of the following situations, which would cause the nurse to suspect a ligament tear or joint fracture?
a. Range of motion of the elbow is limited. b. Joint motion is greater than normal. c. The patient has arthritis. d. The elbow cannot be moved (frozen).
When a 4-year-old asks the nurse if an injection will hurt, the most therapeutic response would be:
a. "No. It is over so quickly you will not feel a thing.". b. "Yes. You can see how sharp the needle is, so it will hurt when it goes in.". c. "No. A big 4-year-old like you won't be bothered by a little needle stick.". d. "Yes. There will be a little sting, but hugging this bear will help.".