Nokea
A nurse cares for a client who is prescribed magnetic resonance imaging (MRI) of the heart. The client’s health history includes a previous myocardial infarction and pacemaker implantation. Which action should the nurse take?
- A. Schedule an electrocardiogram just before the MRI.
- B. Notify the healthcare provider before scheduling the MRI.
- C. Call the physician and request a laboratory draw for cardiac enzymes.
- D. Instruct the client to increase fluid intake the day before the MRI.
Correct Answer: B
Rationale: Clients with pacemakers are generally not candidates for MRI due to the risk of device malfunction or tissue damage. The healthcare provider must be notified to determine the best course of action.
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A client with a liver abscess undergoes surgical evacuation and drainage of the abscess. Which laboratory value is most important for the nurse to monitor following the procedure?
- A. Serum creatinine
- B. Blood urea nitrogen (BUN)
- C. White blood cell count
- D. Serum glucose
Correct Answer: C
Rationale: Monitoring WBC is essential to assess for infection or signs of abscess recurrence after the procedure.
A female client who received partial-thickness and full-thickness burns over 40% of her body in a house fire is admitted to the inpatient burn unit. What fluid should the nurse prepare to administer during the acute phase of the client's burn recovery?
- A. Ringer's Lactate
- B. Normal Saline.
- C. Dextrose 5% in water (D5W)
- D. Hypertonic saline
Correct Answer: A
Rationale: Ringer's Lactate is the preferred fluid for burn resuscitation, as it helps maintain electrolyte balance and fluid volume.
Malignant mutation in hypertrophic cardiomyopathy is which of the following?
- A. Arg 403 Gln
- B. Gln 403 Arg
- C. Arg 304 Gln
- D. Gln 304 Arg
Correct Answer: A
Rationale: The Arg 403 Gln mutation is a known pathogenic mutation in hypertrophic cardiomyopathy, linked with a higher risk of sudden cardiac death.
All of the following are features of congenital hypothyroidism except
- A. More common in boys than girls
- B. Neonatal jaundice
- C. Macrocytic anemia
- D. Hearing loss
Correct Answer: A
Rationale: Congenital hypothyroidism is more common in girls than boys.
In hyper cyanotic spells in Fallots tetralogy
- A. Hypoxia is there
- B. Murmur disappear
- C. Right to left shunt increases
- D. Acidosis occur
Correct Answer: C
Rationale: During hypercyanotic spells in Tetralogy of Fallot, the right-to-left shunt increases, leading to worsening cyanosis.