Shared Flashcard Set

Details

Medsurg 2 test 5 cards
Cards
16
Medical
Undergraduate 4
04/17/2009

Additional Medical Flashcards

 


 

Cards

Term
What are the lata s/s of respiratory distress?
Definition
Hypotension/bradycardya and Pallor/cyanosis
Term
How does the body react to a CO2 of 45 or greater?
Definition
Increasing respirations to blow off excess CO2
Term
How does the body react to a CO2 of 35 or lower?
Definition
Decreases respirations to build up acid.
Term
What is the normal PaCO2?
Definition
35-45mmHg.
Term
What is the normal ABG for HCo3?
Definition
22-26meq/L
Term
What value for HCO3 points to acidosis?
Definition
HCo3 below 22mEq/L
Term
What level for HCO3 suggests alkalosis?
Definition
Above 26mEq/L
Term
What level for PaCO2 suggests Acidosis?
Definition
Above 45mmHg
Term
What level for PaCO2 suggests alkalosis?
Definition
Below 35mmHg.
Term
What is the level of PaO2 that suggests acute respiratory failure?
Definition
PaO2<50
Term
What is the level for O2 sat that suggests acute respiratory failure?
Definition
O2 sat<90
Term
What is the level for PaCO2 that suggests acute respiratory failure?
Definition
pH<7.35
Term
What are the signs of hypoxemia?
Definition
Decreased PO2, dyspnea, cyanosis, restlessness, tachycardia, dysrhythmias, confusion, apprehension
Term
What are the signs of hypercapnia?
Definition
Increased CO2, dyspnea, respiratory depression, headache, drowsiness, lethargy, tachycardia, heart failure, respiratory acidosis
Term
What is the function of PEEP?
Definition
Delivers positive pressure at the end of expiration to keep alveoli open between breaths.
-improves oxygenation
-enhances gas exchange
-Treatment for persistent hypoxemia
-Reduses risk of O2 toxicity.
Term
What is tidal volume?
Definition
The volume of air delivered for each breath.
Supporting users have an ad free experience!