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Cha 1- Exam 2 - Set 2 Questions & Answers

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CHA 1- EXAM 2 - SET 2 QUESTIONS & ANSWERS

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CHA 1- EXAM 2 - SET 2 QUESTIONS & ANSWERS
How do the kidneys compensate for respiratory acidosis? - Answers - They will retain
bicarb (HCO3) a base

What are the risk factors/causes of Respiratory Acidosis? - Answers - *Primary*:
-pneumonia
-COPD
-CF
-Asthma

Depressed Ventilation:
-Narcotics
-Airway obstruction
-Neuromuscular Disease (MS)
-Trauma to chest

What is hypercapnia and what happens with this? - Answers - It is increased CO2
-Leads to vasodilation of blood vessels
-Vasodilation of cerebral blood vessels > decreased neuro function and increased ICP:
---s/s: HA, blurred vision, irritability, confusion
-Vasodilation of peripheral vessels > hypotension, tachycardia, flushed warm skin

What are the manifestations of Respiratory Acidosis? - Answers - -Hypoventilation >
hypoxia
-Rapid, shallow respirations
-hypotension
-dyspnea
-Headache
-Hyperkalemia > dysrhythmias, tachycardia
-Drowsiness, dizziness, disorientation
-Hypercalcemia >Muscle weakness, hyper-reflexia
-Warm, flushed skin

What are the differences seen between acute and chronic Respiratory Acidosis -
Answers - *Acute*:
-rapid drop in respirations
-rapid pH change
-may be from pneumonia, choking, chest trauma, narcotic od
*Chronic*:
-changes occur over time
-kidneys have time to compensate
-COPD, ASTHMA, CF, MS

How is Respiratory Acidosis diagnosed? - Answers - -ABGs
-Serum Electrolytes: hyperkalemia, hypochloremia

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