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A client with sickle cell anemia is admitted with severe abdominal pain and the
diagnosis is sickle cell crisis. What is the most important nursing action to implement?
A. limit the client's intake of oral fluids
B. teach the client about prevention of crises
C. evaluate the effectiveness of narcotic analgesics
D. encourage the client to ambulate as tolerated
C. evaluate the effectiveness of narcotic analgesics
Pain management is the priority for a client during sickle cell crisis. Continuous
narcotic analgesics are the mainstay of pain control, which should be evaluated
frequently to determine if the client's pain is adequately controlled.
,The nurse is caring for a client with non-Hodgkin's lymphoma who is receiving
chemotherapy. Laboratory results reveal a platelet count of 10,000/mL. What action
should the nurse implement?
A. provide oral hygiene every 2 hours
B. check for fever every 4 hours
C. encourage fluids to 3000 mL/day
D. check stools for occult blood
D. check stools for occult blod
Platelet counts less than 100,000/mm3 are indicative of thrombocytopenia, a
common side effect of chemotherapy. A client with thrombocytopenia should be
assessed frequently for occult bleeding in the emesis, sputum, feces, urine,
nasogastric secretions, or wounds.
A client is admitted for complaints of chest pain and aching for the past 4 days. the
results for serum creatine kinase-MB (CK-MB) and troponin are obtained. What
rationale should the nurse use to evaluate the laboratory findings?
A. serum myoglobin levels are needed to confirm myocardial damage
B. myocardial damage that occurred several days earlier is best validated by serum
troponin levels
C. the most reliable indicator of myocardial necrosis is serum CK-MB
D. serum cardiac markers are inconclusive in determining myocardial injury after
waiting several days
B. myocardial damage that occurred several days earlier is best validated by serum
troponin levels
Serum CK-MB and troponin are the two most important serum cardiac markers for
confirming myocardial infarction. CK-MB begins to rise in the first 3 to 12 hours after
the myocardial infarction, peaks in 24 hours, and returns to normal in 2 to 3 days. the
troponin level rises as quickly but remains elevated for 2 weeks.
,Three weeks after discharge fro an acute myocardial infarction (MI), a client returns
to the cardiac center for follow-up. When the nurse asks about sleep patterns, the
client tells the nurse that he sleeps fine but that his wife moved into the spare
bedroom to sleep when he returned home. He states "I guess we will never have sex
again after this." Which response is best for the nurse to provide?
A. sexual activity can be resumed whenever you and you wife feel like it because the
sexual response is more emotional rather than physical
B. you should discuss your questions about your sexual activity with your healthcare
provider because sexual activity may be limited by your heart damage
C. sexual activity is similar in cardiac workload and energy expenditure as climbing
two flights of stairs and may be resumed like other activities
D. sexual intercourse can be strenuous on your heart, but closeness and intimacy,
such as holding and cuddling, can be maintained with your wife
C. sexual activity is similar in cardiac workload and energy expenditure as climbing
two flights of stairs and may be resumed like other activities
sexual intercourse after an MI, or acute coronary syndrome, has been found to
require no more energy expenditure or cardiac stress than walking briskly up two
flights of stairs, as long as other guidelines, such as limiting food and alcohol intake
before intercourse, are followed.
, A male client with chronic atrial fibrillation and a slow ventricular response is
scheduled for surgical placement of a permanent pacemaker. The client asks the
nurse how this devise will help him. How should the nurse explain the action of a
synchronous pacemaker?
A. an impulse is fired every second to maintain a heart rate of 60 beats per minute
B. ectopic stimulus in the atria is suppressed by the device of usurping
depolarization
C. ventricular irritability is prevented by the constant rate setting of a pacemaker
D. an electrical stimulus is discharged when no ventricular response is sensed
D. an electrical stimulus is discharged when no ventricular response is sensed
The artificial cardiac pacemaker is an electronic device used to pace the heart when
the normal conduction pathway is damaged or diseased, such as a symptomatic
dysrhythmia like atrial fibrillation with a slow ventricular response. Pacing modes that
are synchronous (impulse generated on demand or as needed according to the
patient's intrinsic rhythm) send an electrical signal from the pacemaker to the wall of
the myocardium stimulating it to contract when no ventricular depolarization is
sensed