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NU 404: Unit 8 Study Guide with Complete Solutions

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  • NU 2024
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  • NU 2024

NU 404: Unit 8 Study Guide with Complete Solutions Preterm infants - Ans:-vast majority of high risk infants are those born less than 37 weeks gestation High risk - Ans:-_ __ infants are most often classified according to birth weight, gestational age, and predominant pathophysiologic problems ...

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  • October 24, 2024
  • 39
  • 2024/2025
  • Exam (elaborations)
  • Questions & answers
  • NU 2024
  • NU 2024
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GraceAmelia
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NU 404: Unit 8 Study Guide with
Complete Solutions


Preterm infants - Ans:✔✔-vast majority of high risk infants are those born less than 37 weeks gestation


High risk - Ans:✔✔-_ __ infants are most often classified according to birth weight, gestational age, and

predominant pathophysiologic problems


Preterm - Ans:✔✔--birth before completion of 37th week


-_ infant is likely to have difficulty adjusting to extrauterine life


-s/s of resp distress (GFR) or apnea and be ready to intervene by providing adequate oxygenation


Apnea - Ans:✔✔-breathing pauses greater than 20 seconds


Term - Ans:✔✔-birth occurring b/t 38 & 42 weeks


Post-term - Ans:✔✔-birth after 42nd week


Cyanosis - Ans:✔✔--acro_: normal finding in the neonate


-central _: indicates an underlying problem that requires immediate evaluation

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FIRST PUBLISH OCTOBER 2024




40-60 - Ans:✔✔-normal respirations in the newborn per min


Periodic breathing - Ans:✔✔--common


-5-10 second resp pauses followed by 10-15 secs of compensatory rapid resp


Respiratory problems - Ans:✔✔--cyanosis


-pallor


-hypotonia


-bradycardia


Cardio function - Ans:✔✔--nurse must be prepared to intervene if symptoms of hypovolemia, shock, or

both are found


-s/s: hypotension, slow cap refill (>3 secs), and continued resp distress despite being oxygenated and

ventilated


Maintain body temp - Ans:✔✔--goal: want to _ a neutral thermal environment


-preterm infants susceptible to ___ instability r/t large body surface in relation to their weight and risk

for heat loss


-hypothermia vs hyperthermia



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Hypothermia - Ans:✔✔-apnea, bradycardia, central cyanosis, coagulation defects, hypoglycemia,

hypotonia, hypoxia, feeding intolerance, inc metabolic rate, irritability, lethargy, metabolic acidosis,

peripheral vasoconstriction, poor weight gain, shivering, weak cry or suck


Hyperthermia - Ans:✔✔-apnea, CNS depression, dehydration, flushed/red skin, hypernatremia,

irritability, lethargy, poor feeding, seizures, sweating, tachycardia, tachypnea, warm to touch, weak or

absent cry


Cold stress - Ans:✔✔--maintain body temp


-preterm infants have few reserves r/t less calories and fat stores which puts them at risk for this


Hypothermia care - Ans:✔✔-rewarm immediately, but not rapidly bc it can cause apnea and acidosis


BMR - Ans:✔✔-the LBW infant may be unable to inc their _ due to:


-impaired gas exchange


-caloric restriction


-poor thermoregulation


-infant demonstrating signs of cold stress should also be assessed for infection bc of similar symptoms


Temp maintenance - Ans:✔✔--radiant warmer


-kangaroo care
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FIRST PUBLISH OCTOBER 2024




-axillary is preferred route


-in cold stressed baby this route may cause false high reading


-in severely premature infant this route is ok and rectal route is contraindicated


Kangaroo care - Ans:✔✔--helps premature infants directly interact with their parents


-maintains thermal stability, oxygen saturation, and helps reduce dec stress in preterm infants


-also dec pain perception during painful heel sticks


Supportive measures - Ans:✔✔--total parenteral nutrition for infant who can't tolerate gavage feedings


-position infant so as to facilitate respiration and suction PRN


-neutral thermal environment must be maintained


-group activities to preserve oxygen stores


-gavage feedings if resp distress is severe


Criteria for O2 use - Ans:✔✔--inc respiratory effort


-resp distress with apnea


-tachycardia



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