Pulse Oximeter Quiz

What is a pulse oximeter used for?

• Measuring blood pressure

• Measuring oxygen saturation

• Measuring heart rate

• Measuring temperature

What components are housed in the case of a pulse oximeter?

• Microprocessor and display

• Battery and sensor

• LEDs and photodetector

• Alarm system and memory

What types of light does the oximeter shine through your finger?

• Red and blue light

• Red and infrared light

• Green and infrared light

• Blue and yellow light

What can cause inaccurate measurements in pulse oximetry?

• High humidity

• Venous pulsation

• Low temperature

• Excessive light

What is the response time of the finger probe to desaturation?

• Less than 10 seconds

• 10–15 seconds

• More than 60 seconds

• 30–40 seconds

What does pulse oximetry not provide information about?

• Oxygenation

• Carbon dioxide elimination

• Heart rate

• Blood pressure