BI-1193
The heart
Biology · Secondary 3 · Medium · The heart
During an operation, a patient’s heart is stopped and a heart–lung machine is used. Which statement best describes the main function of this machine?
- It produces antibodies to fight infection during surgery.
- It keeps the patient’s body warm during surgery.
- It circulates and oxygenates the blood while the heart is stopped.
- It removes excess glucose from the blood during surgery.
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