Which of the following statements accurately describes a guideline when using a venous access?
A) When venous access is desired, the location of the injection port must be located via an x-ray.
B) The system is accessed with a noncoring needle and patency is maintained by periodic flushing.
C) In general, a ½-inch, 18-gauge needle is most frequently used. If the patient has a significant amount of subcutaneous tissue, a longer length (1 or 1½ inch) may be selected.
D) A smaller gauge (17-gauge) is preferred for administration of blood products.
B
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A newly licensed nurse is admitting an elderly client. The nurse asks the preceptor why the client would be taking a smaller-than-recommended dose of a medication. Which of the following is the most appropriate response by the preceptor?
A) "The client is probably confused and told you the wrong amount." B) "Aging affects the body's ability to handle drugs. Some elderly clients will take dosages of medications that are less than are recommended for adults." C) "Some elderly clients can't afford to pay for their medications, so he probably only takes half of what he is supposed to be taking." D) "Hepatic blood flow increases as one ages. This requires less of a medication to prevent toxicity."
After teaching a group of students about fetal heart rate patterns, the instructor determines the need for additional teaching when the students identify which of the following as indicating normal fetal acid–base status? (Select all that apply.)
A) Sinusoidal pattern B) Recurrent variable decelerations C) Fetal bradycardia D) Absence of late decelerations E) Moderate baseline variability
The mother of a 16-year-old client diagnosed with Ewing's sarcoma expresses concern that her son seems to be angry at everyone in the family. How does the nurse respond?
a. "You need to set limits with your son." b. "This is a normal stage in the grieving process." c. "He will be back to normal when he leaves the hospital." d. "This is typical behavior for a teenager."
Which of the following statements about discriminant function analysis is true?
a. Discriminant analysis is used in similar applications to canonical analysis. b. A D score is predicted in the standardized form of the discriminant equation. c. There are always at least two discriminant functions in a discriminant analysis. d. The number of discriminant functions equals the number of groups minus one or the number of predictors.