Question: What is the normal haemoglobin saturation in arterial blood?

Answer: In arterial blood, haemoglobin is normally 95-99% saturated with oxygen.

Question: What does SpO₂ stand for?

Answer

Question: What is the normal haemoglobin saturation in arterial blood?

Answer: In arterial blood, haemoglobin is normally 95-99% saturated with oxygen.

Question: What does SpO₂ stand for?

Answer: Peripheral haemoglobin oxygen saturation.

Question: What happens to the SpO₂ if the patient is given 100% nitrous oxide to breathe?

Answer

Question: What is the normal haemoglobin saturation in arterial blood?

Answer: In arterial blood, haemoglobin is normally 95-99% saturated with oxygen.

Question: What does SpO₂ stand for?

Answer: Peripheral haemoglobin oxygen saturation.

Question: What happens to the SpO₂ if the patient is given 100% nitrous oxide to breathe?

Answer: The nitrous oxide dilutes and replaces the oxygen in the lung causing a shortage of oxygen in the lung and severe hypoxia.

Question: What happens to SpO₂ if the patient stops breathing?

Answer

Question: What is the normal haemoglobin saturation in arterial blood?

Answer: In arterial blood, haemoglobin is normally 95-99% saturated with oxygen.

Question: What does SpO₂ stand for?

Answer: Peripheral haemoglobin oxygen saturation.

Question: What happens to the SpO₂ if the patient is given 100% nitrous oxide to breathe?

Answer: The nitrous oxide dilutes and replaces the oxygen in the lung causing a shortage of oxygen in the lung and severe hypoxia.

Question: What happens to SpO₂ if the patient stops breathing?

Answer: The SpO₂ falls as the blood no longer receives oxygen in the lungs.