A client who weighs 175 pounds is receiving IV bolus dose of heparin 80 units/kg. The heparin is available in a 2 ml vial, labeled 10,000 units/ml. How many ml should the nurse administer? (Enter numeric value only. If rounding is required, round to the nearest tenth.)
- A. 0.6
- C. 6
- D. 1
Correct Answer: A
Rationale: The calculation is based on the client's weight and the prescribed dosage of heparin.
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Bronchoconstriction is a recognised side effect of:
- A. Captopril
- B. Salbutamol
- C. Ibuprofen
- D. Paracetamol
Correct Answer: B
Rationale: Salbutamol can cause bronchoconstriction in some cases due to its paradoxical effect, especially if overused or misused.
A female client who was involved in a motor vehicle collision with a fractured left femur which is immobilized using a fracture traction splint in preparation for an open reduction internal fixation (ORIF). The nurse determines that her distal pulses are diminished in the left foot. Which interventions should the nurse implement? Select all that apply.
- A. Monitor left leg for pain, pallor, paresthesia, paralysis, pressure. Verify pedal pulses using a doppler pulse device. Evaluate the application of the splint to the left leg
- B. Verify pedal pulses using a Doppler pulse device
- C. Evaluate the application of the splint to the left leg.
- D. Administer pain medication to alleviate discomfort.
Correct Answer: A
Rationale: Monitoring for signs of compartment syndrome and verifying pulses are critical to ensure adequate circulation and prevent complications.
Renin:
- A. Is secreted mainly in extrarenal tissues
- B. Secretion increases on lying supine
- C. Secretion increases with potassium
- D. Converts angiotensin I into angiotensin II
Correct Answer: D
Rationale: Renin is an enzyme produced by the kidneys that converts angiotensin I into angiotensin II which plays a key role in regulating blood pressure and fluid balance. The other options are incorrect because renin is not mainly secreted in extrarenal tissues its secretion does not increase on lying supine or with potassium and it does not regulate osmolality.
One-year-old child:
- A. Holds a raisin with a finger and thumb
- B. Drinks with a straw
- C. Tells six words with meaning
- D. Can move around holding onto furniture (cruising)
Correct Answer: D
Rationale: By one year of age, most children can cruise (move around while holding onto furniture), a key milestone in motor development.
Which is the leading cause of death after heart transplantation?
- A. Infection
- B. Rejection
- C. Cardiomyopathy
- D. Heart failure
Correct Answer: B
Rationale: The posttransplant course is complex. The leading cause of death after cardiac transplantation is rejection. Infection is a continued risk secondary to the immunosuppression necessary to prevent rejection. Cardiomyopathy is one of the indications for cardiac transplant. Heart failure is not a leading cause of death.