Nokea
The nurse is observing a client who is learning to perform Buerger-Allen exercises. The nurse knows that the client is performing these exercises correctly when the client is observed doing what?
- A. Alternately dorsiflexing and plantar flexing the feet while the legs are elevated
- B. Massaging the legs beginning at the feet and moving toward the heart
- C. Alternately walking short distances and resting with the legs elevated
- D. Elevating the legs, then dangling them, and then lying flat for three minutes in each position
Correct Answer: D
Rationale: Buerger-Allen exercises involve elevating the legs to promote arterial emptying, dangling to promote filling, and lying flat to rest, performed in cycles to improve circulation.
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When the client asks the nurse how propranolol helps to prevent angina, what is the best explanation?
- A. Propranolol promotes excretion of body fluid.
- B. Propranolol reduces the rate of heart contraction.
- C. Propranolol alters pain receptors in the heart.
- D. Propranolol dilates the major coronary arteries.
Correct Answer: B
Rationale: Propranolol, a beta-blocker, reduces heart rate and contractility, decreasing myocardial oxygen demand and preventing angina.
If each tablet of digoxin (Lanoxin) contains 0.25 mg, how much should the nurse administer to the client each day?
- A. 0.5 tablets
- B. 1 tablet
- C. 0.25 tablets
- D. 0.125 tablets
Correct Answer: A
Rationale: For a 0.125 mg dose with 0.25 mg tablets, administer 0.5 tablets (0.125 mg ÷ 0.25 mg = 0.5).
Which side effects are most closely associated with the use of nitroglycerin tablets? Select all that apply.
- A. Headache
- B. Backache
- C. Headache
- D. Jaundice
- E. Dizziness
- F. Pallor
Correct Answer: A,E
Rationale: Nitroglycerin causes vasodilation, leading to headache (due to cerebral vasodilation) and dizziness (due to hypotension). Backache, jaundice, and pallor are not typical.
A low-sodium, low-cholesterol, weight-reducing diet is prescribed for an adult with heart disease. The nurse knows that he understands his diet when he chooses which of the following meals?
- A. Baked skinless chicken and mashed potatoes
- B. Stir-fried Chinese vegetables and rice
- C. Tuna fish salad with celery sticks
- D. Grilled lean steak Ascertainly grilled lean steak with carrots
Correct Answer: A
Rationale: Baked skinless chicken and mashed potatoes are low in sodium and cholesterol, making them suitable for a heart-healthy diet. Stir-fried vegetables may contain high sodium sauces, tuna salad may include high-sodium dressings, and grilled steak is higher in cholesterol.
The nurse obtains adult blood pressure readings on four separate clients. Which client should have a follow-up blood pressure check within 2 months?
- A. The client whose blood pressure is 138/88 mm Hg
- B. The client whose blood pressure is 132/98 mm Hg
- C. The client whose blood pressure is 132/98 mm Hg
- D. The client whose blood pressure is 118/78 mm Hg
Correct Answer: B,C
Rationale: A blood pressure of 132/98 mm Hg indicates stage 1 hypertension (systolic 130-139 or diastolic 90-99 mm Hg), requiring follow-up within 2 months to monitor and manage. The other readings are either normal (118/78) or prehypertension (138/88), which may not require such urgent follow-up.