ABGs

Create a medical-themed illustration featuring arterial blood gas (ABG) analysis with charts and clinical settings, depicting healthcare professionals interpreting data in a bright and educational atmosphere.

Master Your ABGs: A Comprehensive Quiz

Welcome to the ABGs quiz! Test your knowledge on arterial blood gases and sharpen your clinical skills. This quiz consists of 10 multiple-choice questions that cover essential concepts related to ABGs, including interpretation, causes of acid-base imbalances, and specific clinical scenarios.

Whether you're a healthcare professional or a student, this quiz will help you:

Understand key concepts in blood gas analysis
Identify common patterns in ABG results
Enhance your diagnostic skills in clinical practice

10 Questions2 MinutesCreated by AnalyzingDoctor42

Regarding blood gases

PH is directly measured

Standard base excess is measured at an Hb of 5g/dL

Cooling causes an increase in PaCO2

Cooling causes an increase in PaO2

How is oxygen measured in an ABG machine?

Fuel Cell

Paramagnetic Analyser

Severinghaus Electrode

Clark Electrode

What findings would you expect in a patient with metabolic acidosis without compensation?

Decrease pH, decrease HCO3, normal CO2

Decrease pH, increase HCO3, normal CO2

Decrease pH, decrease HCO3, decrease CO2

Decrease pH, decrease HCO3, increase CO2

What FiO2 do nasal cannulae provide at a flow rate of 2litres/minute?

24%

28%

32%

36%

Type 1 respiratory failure will present with

PaO2 < 8kPa and PaCO2 > 6kPa

PaO2 < 8kPa and PaCO2 < 6kPa

PaO2 > 8kPa and PaCO2 > 6kPa

PaO2 > 8kPa and PaCO2 < 6kPa

The following are causes of respiratory acidosis

Respiratory depression eg. Opiates

Asthma

Incorrect ventilator settings

All of the above

Causes of a high anion gap metabolic acidosis include all except

DKA

Lactic acidosis

Addisons disease

Paracetamol overdose

What does a delta ratio of less than 0.4 indicate?

HAGMA

Metabolic alkalosis

Hyperchloremic NAGMA

Mixed metabolic and respiratory acidosis

How would you calculate the expected HCO3 in a patient with an acute respiratory acidosis?

1mmol/L increase in HCO3 for every 10mmHg increase in PaCO2

4mmol/L increase in HCO3 for every 10mmHg increase in PaCO2

2mmol/L decrease in HCO3 for every 10mmHg decrease in PaCO

5mmol/L decrease in HCO3 for every 10mmHg decrease in PaCO2

In a pregnant female, what seemingly normal abg finding would actually be concerning?

HCO3 20mml/L

Ph 7.40

PaCO2 42mmHg

PaO2 105mmHg

Master Your ABGs: A Comprehensive Quiz

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