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A client being discharged from the cardiac step-down unit following a myocardial infarction (MI), is given a prescription for a beta-blocking drug. A nursing student asks the charge nurse why this drug would be used by a client who is not hypertensive. What is an appropriate response by the charge nurse?
- A. Most people develop hypertension following an MI.'
- B. A beta-Blocker will prevent orthostatic hypotension.'
- C. This drug will decrease the workload on his heart.'
- D. Beta-blockers increase the strength of heart contractions.'
Correct Answer: C
Rationale: One action of beta-blockers is to decrease systemic vascular resistance by dilating arterioles. This is useful for the client with coronary artery disease, and will reduce the risk of another MI or sudden death.
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When the nurse asks a client to follow a moving finger, the nurse is assessing which cranial nerve?
- A. II
- B. III
- C. IV
- D. VI
Correct Answer: C
Rationale: Cranial nerve IV (trochlear) controls the superior oblique eye muscle, responsible for downward and inward eye movement, tested by following a moving finger.
When the gavage tube is inserted, the nurse should place the patient in the:
- A. Supine position
- B. Mid-fowler's position
- C. Low-fowler's position
- D. High fowler's position
Correct Answer: D
Rationale: High Fowler's position prevents aspiration during gastric gavage.
Using a sound judgment, the nurse's most appropriate response would be which of the following?
- A. Assist the client to the bedside commode.
- B. Do not allow the client to ambulate, tell him to use the bedpan.
- C. Ask another nurse to help as you walk him to the washroom.
- D. Consult the physician about the client's activity.
Correct Answer: D
Rationale: Consulting the physician ensures safe ambulation, as the patient has not been assessed by physical therapy.
Which of the following would be the best strategy for the nurse to use when teaching insulin injection techniques to a newly diagnosed client with diabetes?
- A. Give written pre and post tests
- B. Ask questions during practice
- C. Allow another diabetic to assist
- D. Observe a return demonstration.
Correct Answer: D
Rationale: Observe a return demonstration. This is the best way to confirm the client has learned the proper psychomotor skill.
Light therapy can be effective for:
- A. overcoming weight problems.
- B. helping with allergies.
- C. use in alternative medical treatments.
- D. working with sleep patterns.
Correct Answer: D
Rationale: Light therapy is effective for regulating circadian rhythms and treating sleep disorders, like seasonal affective disorder. It is not primarily used for weight, allergies, or general alternative treatments. Nonpharmacological Therapies