thromboplastin
/ˌθrɑmbəˈplæstɪn/
noun
- A substance in blood that helps convert prothrombin into thrombin, which is essential for blood clotting.
- The lab added thromboplastin to the blood sample to test clotting time.
- Doctors measure thromboplastin levels to check how well a patient's blood can clot.
- Thromboplastin is released from damaged tissue to start the clotting process.