COUN 506 EXAM FOUR STUDY GUIDE FULL
SOLUTION PASSED 2026
◉ acute respiratory failure. Answer: results from inadequate gas
exchange
◉ hypoxemia. Answer: insufficient O2 transferred to the blood
◉ hypoxemia clinical manifestations. Answer: - headache
- SOB
- increased heartbeat
- wheezing
- confusion
- bluish color in skin, fingernails, and lips
◉ hypercapnia. Answer: inadequate CO2 removal from the blood
◉ hypercapnia clinical manifestations. Answer: - sleepy/somnolent
- RR can start to decrease
- increase in BP
◉ typical first sign of respiratory event. Answer: mental status changes
, ◉ respiratory distress s/s. Answer: - alert, irritable, anxious
- stridor
- audible wheezing
- respiratory rate faster than normal for age
- intercostal retractions
- nasal flaring
- neck muscle use
- central cyanosis that resolves with oxygen administration
- mild tachycardia
- able to maintain sitting position (children older than four months)
◉ respiratory failure s/s. Answer: findings of distress with any of the
following additions or modifications
- sleepy, intermittently combative, or agitated
- increased respiratory effort at sternal notch
- marked use of accessory muscles
- retractions, head bobbing, grunting
- central cyanosis
- marked tachycardia
- poor peripheral perfusion
- decreased muscle tone
SOLUTION PASSED 2026
◉ acute respiratory failure. Answer: results from inadequate gas
exchange
◉ hypoxemia. Answer: insufficient O2 transferred to the blood
◉ hypoxemia clinical manifestations. Answer: - headache
- SOB
- increased heartbeat
- wheezing
- confusion
- bluish color in skin, fingernails, and lips
◉ hypercapnia. Answer: inadequate CO2 removal from the blood
◉ hypercapnia clinical manifestations. Answer: - sleepy/somnolent
- RR can start to decrease
- increase in BP
◉ typical first sign of respiratory event. Answer: mental status changes
, ◉ respiratory distress s/s. Answer: - alert, irritable, anxious
- stridor
- audible wheezing
- respiratory rate faster than normal for age
- intercostal retractions
- nasal flaring
- neck muscle use
- central cyanosis that resolves with oxygen administration
- mild tachycardia
- able to maintain sitting position (children older than four months)
◉ respiratory failure s/s. Answer: findings of distress with any of the
following additions or modifications
- sleepy, intermittently combative, or agitated
- increased respiratory effort at sternal notch
- marked use of accessory muscles
- retractions, head bobbing, grunting
- central cyanosis
- marked tachycardia
- poor peripheral perfusion
- decreased muscle tone
