Nokea
Management of a patient with an INR of 8.7 from warfarin overdose includes:
- A. Vitamin K
- B. Cryoprecipitate
- C. Fresh frozen plasma
- D. Desmopressin
Correct Answer: A
Rationale: The correct answer is A because vitamin K is the primary treatment for reversing warfarin overdose. The other options (b-e) are less commonly used or not indicated for this situation.
You may also like to solve these questions
Severe hypothermia in newborn is defined as temperature below
- A. 28° C
- B. 30° C
- C. 32° C
- D. 34° C
Correct Answer: A
Rationale: Severe hypothermia in newborns is defined as a core body temperature below 28° C, which is life-threatening and requires immediate intervention.
At birth, tunica intima of arterial wall contains all of the following, except
- A. Type IV collagen
- B. Laminin
- C. Endothelial cells
- D. Smooth muscle cells
Correct Answer: D
Rationale: Smooth muscle cells are not typically found in the tunica intima at birth.
A 6-month-old infant is receiving digoxin (Lanoxin). The nurse should notify the practitioner and withhold the medication if the apical pulse is less than _______ beats/min.
- A. 60
- B. 70
- C. 90 to 110
- D. 110 to 120
Correct Answer: C
Rationale: If the 1-minute apical pulse is below 90 to 110 beats/min, the digoxin should not be given to a 6-month-old. Sixty beats/min is the cut-off for holding the digoxin dose in an adult; 70 beats/min is the determining heart rate to hold a dose of digoxin for an older child; 110 to 120 beats/min is an acceptable heart rate to administer digoxin to a 6-month-old.
Hypothalamic nuclei are responsible for:
- A. Control of hunger
- B. Temperature control
- C. Maintaining osmolarity of extracellular fluid
- D. Secretion of thyrotrophin
Correct Answer: A
Rationale: The hypothalamus plays a key role in regulating hunger through various nuclei and hormonal signals.
An infant with trisomy 21 has a complete AV canal defect. Which finding associated with both conditions will the primary care pediatric nurse practitioner expect?
- A. Crackles in both lungs
- B. Hepatomegaly
- C. Oxygen desaturation
- D. Peripheral edema
Correct Answer: C
Rationale: Because infants with trisomy 21 maintain neonatal high pulmonary vascular resistance, they often do not show signs of CHF but instead will have signs of pulmonary hypertension with loud single S2 and desaturation with agitation or effort.