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NUR 335 Exam 4 Study Guide with Questions and Answers $8.49   Add to cart

Exam (elaborations)

NUR 335 Exam 4 Study Guide with Questions and Answers

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  • NUR 335
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  • NUR 335

3 main cardiovascular shunts ductus arteriosus, foramen ovale, and ductus venosus Ductus arteriosus connects pulmonary artery w aorta (normally closes within 15hr of life) Foramen ovale opening between right and left atrium (normally closes within 24-48 hr of life) Ductus venosus connects umbili...

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  • August 29, 2024
  • 4
  • 2024/2025
  • Exam (elaborations)
  • Questions & answers
  • NUR 335
  • NUR 335
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NUR 335 Exam 4 Study Guide with
Questions and Answers
3 main cardiovascular shunts ✅ductus arteriosus, foramen ovale, and ductus venosus

Ductus arteriosus ✅connects pulmonary artery w aorta (normally closes within 15hr of
life)

Foramen ovale ✅opening between right and left atrium (normally closes within 24-48
hr of life)

Ductus venosus ✅connects umbilical vein to inferior vena cava

Normal temperature for newborn ✅36.5-37.2

Why are newborns at higher risk of thermoregulatory problems ✅-higher body
surfactant to body mass ratio
-limited fat
-higher metabolic rate
-limited thermoregulatory ability
-inability to shiver

4 main ways newborns lose heat ✅evaporation, conduction,
Convection, or radiation

Cold stress ✅excessive heat loss that results in compensatory mechanisms to
maintain body temperature

S/s of cold stress ✅<36.5, cool skin, restlessness, crying, acrocyanosis, tachypnea,
hypoglycemia, lethargy, weak suck, jitteriness

Complications of cold stress ✅hypoglycemia, hypoxia, metabolic acidosis, respiratory
distress, jaundice, weight loss, death

Normal blood sugar for newborn ✅40-45 in first day of life (should go up to 50/60 after)

S/S of hypoglycemia in newborn ✅jitteriness, irritability, tachypnea, seizures, apnea,
hypotonia, lethargy, hypothermia, cyanosis, poor feeding

Immediate care at time of birth ✅APGAR, vitals, general survey

APGAR ✅appearance, pulse, grimace, activity, respiration

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