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Rnc Questions And Answers With Verified Solutions 100% Correct!!!

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Rnc Questions And Answers With Verified Solutions 100% Correct!!!

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  • September 11, 2024
  • 20
  • 2024/2025
  • Exam (elaborations)
  • Questions & answers
  • RNC
  • RNC
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classhub
Rnc Questions And Answers With
Verified Solutions 100% Correct!!!
Beginning maintenance formula kcal/kg/day - ANSWER✔✔50-70 kcal/kg/day


Apgar categories/scoring - ANSWER✔✔Color, heart rate, reflex irritability,
muscle tone, respiratory effort
0-2 for each category, total out of 10
If 5-minute score < 7, repeat every 5min until 20 min


target spO2 at birth (1-10 min) - ANSWER✔✔1 min: 60-65%
2 min: 65-70%
3 min: 70-75%
4 min: 75-80%
5 min: 80-85%
10 min: 85-90%


NRP compression rate - ANSWER✔✔compression ventilation ratio of 3:1
(90 compressions: 30 ventilations/ minute)


NRP PPV rate - ANSWER✔✔40-60 breaths/min


NRP criteria for use of epi - ANSWER✔✔1. Heart rate less than 60 bpm despite
(a) 30 seconds effective ventilation (b) another 45-60 seconds coordinated
ventilation and compressions

,NRP epi dosing (IV/ETT) - ANSWER✔✔IV: 0.1-0.3 mL/kg of 1:10,000
concentration
ETT: 0.5-1 mL/kg of 1:10,000 concentration
repeat every 3-5 minutes


NRP Na Bicarb dosing - ANSWER✔✔2 mEq/kg of 4.2% solution (0.5 mEq/mL)
IV, given at rate of 1 mEq/kg/min
(rapid admin can cause IVH)


Gestational age for polyethylene wrap - ANSWER✔✔< 29 weeks


NRP: HR > 100 bpm, spontaneous respirations with persistent cyanosis or signs of
respiratory distress - ANSWER✔✔CPAP


Pharmacokinetics in newborn - ANSWER✔✔1. GI motility
2. Stomach pH
3. GI enzyme activity- deficient in pancreatic enzymes
4. Bacterial flora
5. GI tract perfusion
6. Total body water (decreases with age)
7. Body fat (increases with age)
8. Serum albumin levels
9. Immature liver
10. Renal blood flow, limited GFR


Digoxin - ANSWER✔✔Inhibits Na-K pump, increases intracellular Ca

, Increases myocardial contractility
Decreases SA and AV nodes, slows ventricular rate in tachyarrhythmias


Epi, dopa, dobutamine, isoproterenol - ANSWER✔✔Contraction of vascular
smooth muscle and constriction of blood vessels
Suppressed sympathetic nervous system activity- decreased GI tone and motility
Increased strength and rate of myocardial contraction
Vascular smooth muscle dilation and bronchial muscle relaxation


Antiarrhythmics - ANSWER✔✔adenosine, digoxin, esmolol, lidocaine


Antihypertensives/vasodilators - ANSWER✔✔Captopril, propranolol
Diuretics
Hydralazine


Digoxin + furosemide - ANSWER✔✔Potentiates toxic response to digoxin


Normal CXR - ANSWER✔✔Lungs expand to 8th rib on inspiration


Ground glass on CXR - ANSWER✔✔microatelectasis


TTN CXR - ANSWER✔✔Symmetrical perihilar streakiness
Mild-mod overaeration, streaky densities
Possible fluid in horizontal fissure and oblique lobar fissure
Mildly enlarged cardiothymic silhouette

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