Search: red blood cells


The area in the chest between the lungs. It contains the heart and large blood vessels, the oesophagus, the trachea and many lymph nodes….

deep vein thrombosis

A blood clot that forms in the veins of the leg, often caused by immobility after an operation or long-distance travel.

carcinoembryonic antigen (CEA)

A protein that may be in the blood of a person with bowel cancer.


A protein found in the blood that is often higher than normal in women with ovarian cancer.


The tiny air sacs in the lungs, where oxygen enters the blood and carbon dioxide leaves it.


When a malignant tumour is surgically removed some surrounding tissue will be removed with it. If this surrounding tissue does not contain any cancer cells it is said to be a clear margin….


Cancerous. Malignant cells spread and can eventually cause death if they are not treated….

lymphatic system

A network of capillaries ducts and nodes that removes excess fluid from tissues, absorbs fatty acids and transports fat, and produces immune cells….

glial cell

A type of nervous system cell that surrounds and holds neurons in place; nourishes them; and gets rid of dead cells and germs. Also called neuroglia.