Nokea
Which statement by the client indicates an understanding of what will happen during the testing procedure?
- A. I will be able to hear my heart beating in my chest.
- B. I will feel a heavy sensation all over my body.
- C. I will be anesthetized and will not feel any discomfort.
- D. I will feel a warm sensation as the dye is instilled.
Correct Answer: D
Rationale: During a coronary arteriogram, the injection of contrast dye often causes a warm or flushing sensation as it circulates.
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If the client understands the nurse's explanation of the heart's conduction system, which structure will the client identify as the site of the natural pacemaker? Place an X over the correct site.
- A. Sinoatrial node
- B. Atrioventricular node
- C. Bundle of His
- D. Purkinje fibers
Correct Answer: A
Rationale: The sinoatrial (SA) node is the heart's natural pacemaker, initiating electrical impulses.
The nurse is caring for a client who is receiving heparin. What drug should be readily available?
- A. Vitamin K
- B. Caffeine
- C. Calcium gluconate
- D. Protamine sulfate
Correct Answer: D
Rationale: The antidote for heparin is protamine sulfate. Vitamin K is the antidote for warfarin. Calcium gluconate is used for magnesium sulfate overdose. Caffeine is a stimulant and not an antidote.
The nurse provides discharge instructions for a client who has recovered after a cardiac catheterization. Which instructions should be included? Select all that apply.
- A. Take a shower rather than a tub bath until the puncture site heals.
- B. Perform leg exercises every 2 hours while awake.
- C. In the generous amount of fluids for the next 24 hours.
- D. Report worsening of pain in the leg that was catheterized.
- E. Flush the toilet twice after eliminating urine and stool in the next 24 hours.
- F. Change the dressing over the puncture site daily until it heals.
Correct Answer: A,C,D
Rationale: Showering prevents infection, generous fluids help flush contrast dye, and reporting worsening pain detects complications. Leg exercises, double flushing, and daily dressing changes are not standard.
Which finding best indicates that cardiac compressions can be discontinued?
- A. The victim's color improves.
- B. The pupils become dilated.
- C. A pulse can be palpated.
- D. The victim begins to vomit.
Correct Answer: C
Rationale: A palpable pulse indicates spontaneous circulation, allowing CPR to be discontinued.
If the chest pain is not relieved after taking one nitroglycerin tablet, the nurse should teach the client to take what action?
- A. Take another tablet in 5 minutes.
- B. The nurse is the energy department.
- C. Call the physician immediately.
- D. Swallow two additional tablets.
Correct Answer: A
Rationale: If angina persists after one nitroglycerin tablet, another can be taken every 5 minutes up to three doses, then seek medical help if unrelieved.