Tourniquets, Haemostatic Dressings and using BSi Critical Injury Kits

51 videos, 2 hours and 21 minutes

Course Content

How Blood Clots in a Cut

Video 10 of 51
2 min 38 sec
English
English
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Blood clots are an important part of the body's natural response to injury. When a person suffers a cut, the body immediately begins the process of forming a blood clot to help stop the bleeding and protect the body from infection. When a person suffers a cut, the first thing that happens is that the blood vessels at the site of the injury constrict. This helps to slow down the blood flow and prevent excessive bleeding. At the same time, the body begins to release certain chemicals to help them promote the formation of a blood clot. One of these chemicals is called platelets.

Platelets are small disc-shaped cells that are found in the blood. When a person suffers a cut, the platelets begin to stick to the injured blood vessels and to each other. This forms a kind of plug or a barrier that helps stop the bleeding. Another chemical that is involved in blood clotting is called fibrin. Fibrin is a protein that is produced by the body when a person suffers a cut. It helps to strengthen the platelet plug and create a stronger barrier to stop bleeding. As the blood continues to flow, the platelets and fibrin work together to form a mesh-like structure that helps to hold the blood in place and prevent it from flowing out of the body. This mesh-like structure is what we know as a blood clot. As the blood vessels heal the blood clot is gradually broken down and absorbed back into the body.

The formation of blood clots is a crucial part of the body's natural heating process. However, it is important to note that blood clots can sometimes cause problems. In some cases, blood clots can break loose and travel to other parts of the body where they can become lodged in the blood vessels and block the flow of blood. This can lead to serious health complications such as heart attacks or stroke. It is also important to seek medical attention if you suffer a cut that does not stop bleeding after a few minutes. This could be a sign that there is something preventing the blood from clotting properly, such as a deficiency of one of the chemicals involved in the clotting process. In such cases, it may be necessary for a doctor to give the person medication to help the blood clot.

In conclusion, blood clots are an important part of the body's natural response to injury that help stop the bleeding and protect the body from infection. While blood clots can sometimes cause problems, they are generally a crucial part in the healing process. If you are concerned about blood clots or experiencing problems with bleeding, it is important to speak with a doctor.