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NUR 425 CC Exam 2 questions and answers.

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  • NUR 425: CC

NUR 425 CC Exam 2 questions and answers.

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  • October 18, 2024
  • 13
  • 2024/2025
  • Exam (elaborations)
  • Questions & answers
  • NUR 425: CC
  • NUR 425: CC
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BRAINBOOSTERS
NUR 425 CC Exam 2
questions and answers
Normal MAP for adults - answer MAP around 80 mmHg


The MAP refers to the average pressure within the arterial system
that is felt by organs in the body


A MAP greater than 60 mm Hg is needed to adequately perfuse and
sustain the vital organs of an average person under most
conditions.


Normal PEEP - answer Around 5-10 cmH2O


Positive End Expiratory Pressure


Pressure to keep alveolus open when expiring


ABG values - answer pH: 7.35-7.45
PaO2: 80-100%
PaCO2: 35-45 (acidic= 45, alkalotic= 35)
HCO3: 22-26


Tidal volume - answer amount of air you inhale and exhale during a
normal breath


amount to program on ventilator for the amount of air to be pushed
into the lungs

, Apnea - answer absence of breathing


Ataxic breathing - answer periods of apnea alternating irregularly
with a series of shallow breaths of equal depth


Cheyne strokes ventilation - answer pattern of respiration
characterized by alternating periods of apnea and deep, rapid
breathing


Kussmaul breathing - answer rapid, deep breathing associated
with dyspnea. They are the body's attempt to reverse metabolic
acidosis through the exhalation of excess CO2.


Normal regulation of acids and bases - answer 1. Buffer system-
immediate (proteins, ions absorbing and releasing H)
2. Respiratory system -within minutes but not long term (changes in
O2)
3. Renal system - slowest (hours to days) but more
sustainable(changes in H & HCO3)


PaCO2=partial pressure in blood
Hyperventilation & hypoventilation effects - answer
Hyperventilation-lower PaCO2-INCREASES pH


Hypoventilation-raises PaCO2-DECREASES pH


Metabolic Acidosis problem (decreased pH) triggers
hyper/hypoventilation? - answer Triggers hyperventilation-increase
rate and depth to decrease CO2 levels and INCREASE pH

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