Nokea
The nurse is preparing to administer enoxaparin (Lovenox) 135 mg subcutaneously. The medication is available in a cartridge labeled 150 mg/ml. How many ml should the nurse administer? (enter numeric value only. If rounding is required, round to the nearest tenth.)
- A. 0.9
- B. 1
- C. 9
Correct Answer: A
Rationale: The calculation is based on the prescribed dose and the concentration of the medication.
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Short stature due to growth hormone deficiency:
- A. Is characteristically manifest in infancy
- B. May be secondary to irradiation to the skull
- C. Can be part of congenital hypopituitarism
- D. Is easily corrected
Correct Answer: B
Rationale: Growth hormone deficiency can result from cranial irradiation, which may damage the pituitary gland and impair hormone production.
The following are suggestive of abnormal language development:
- A. Not localising sound at 4 months of age
- B. No response to human words at 6 weeks
- C. Not understanding 'no' at 18 months of age
- D. Does not move to music at 2 years of age
Correct Answer: C
Rationale: Failure to understand simple commands like 'no' by 18 months is a red flag for abnormal language development.
A client with chronic kidney disease (CKD) arrives at the clinic reporting shortness of breath on exertion and extreme weakness. Vital signs are temperature 100.4°F (38°C), heart rate 110 beats/minute, respirations 28 breaths/minute, and blood pressure 175/98 mmHg. The client usually receives dialysis three times a week but missed the last treatment. STAT blood specimens are sent to the laboratory for analysis. Which laboratory results should the nurse report to the healthcare provider immediately?
- A. Potassium 6.5 mEq/L (mmol/L)
- B. Potassium 6 mEq/L (mmol/L)
- C. Potassium 0.5 mEq/L (mmol/L)
- D. Potassium 1.5 mEq/L (mmol/L)
Correct Answer: A
Rationale: Elevated potassium levels in CKD clients can lead to life-threatening arrhythmias, so this result needs immediate intervention.
Recognised diagnoses of tender scrotal swelling in infancy include:
- A. Inguinal hernia
- B. Epididymo-orchitis
- C. Breech delivery
- D. Torsion of testis
Correct Answer: D
Rationale: Torsion of the testis is a medical emergency and a common cause of tender scrotal swelling in infancy. Inguinal hernia and epididymo-orchitis are also possible but less urgent. Breech delivery is unrelated.
What assessment(s) in a child with tetralogy of Fallot would indicate the child is experiencing a paroxysmal hypercyanotic episode? (Select all that apply.)
- A. Spontaneous cyanosis
- B. Dyspnea
- C. Weakness
- D. Dry cough
Correct Answer: C
Rationale: Indicators of a paroxysmal hypercyanotic episode or a tet episode are spontaneous cyanosis, dyspnea, weakness, and syncope.