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Exam (elaborations)

PPN 301 Exam Review Questions and Answers 100% Solved

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PPN 301 Exam Review Questions and Answers 100% Solved physiological adaptations of Newborn - - Establishing & maintaining respirations - Adjusting to circulatory changes - Regulating temperature Est. & Maintain Respirations - - ↓Po2 and ↑Pco2, ↓blood pH - stimulation of respiratory cen...

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  • October 12, 2024
  • 6
  • 2024/2025
  • Exam (elaborations)
  • Questions & answers
  • PPN 301
  • PPN 301
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JOSHCLAY
©JOSHCLAY 2024/2025. YEAR PUBLISHED 2024.
PPN 301 Exam Review Questions and Answers

100% Solved



physiological adaptations of Newborn - ✔✔- Establishing & maintaining

respirations


- Adjusting to circulatory changes


- Regulating temperature


Est. & Maintain Respirations - ✔✔- ↓Po2 and ↑Pco2, ↓blood pH


- stimulation of respiratory centre (Medulla)


- Crying = distribution of air in lungs


- Skin to skin & sensory to environment


Circulatory changes at birth - ✔✔1. loss of umbilical arteries, veins, & ductus

venosus


2. ductus arteriosus closes (isolates pulm./syst. circuits)


3. neonate inhales/expands lungs, pulmonary circuit starts

, ©JOSHCLAY 2024/2025. YEAR PUBLISHED 2024.
4. blood flows into left atrium = foramen ovale closes


Thermoregulation of newborn - ✔✔- Conduction: blanket under to reduce heat

loss


- Convection: clothes to keep heat


- Evaporation: evaporated water loses heat


- Radiation: Heat lost to colder items/ keep surroundings warm


First period of reactivity - ✔✔30 min after birth, HR may be 160-180, R: 60-80

irregular, ↓ motor, strong suck, skin to skin


Period of decreased responsiveness - ✔✔Lasts from 60 to 100 minutes, deep

sleep, hr: 100-140, r: 40-60


Second period of reactivity - ✔✔2-8 hours after birth. Often gags or chokes on

mucus that has accumulated in his mouth, Meconium, skin colour change


appearance (APGAR) - ✔✔0- Blue


1- Acrocyanosis (EXTREMITIES BLUE)


2- Pink


Pulse (APGAR) - ✔✔0 - Absent

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