Embolism
Endocrine glands
The medical term for a foreign substance is "antigen." An antigen is any substance that the immune system identifies as foreign and triggers an immune response.
embolism
embolus
A pathogen is a foreign body, bacteria, or virus.
An embolus is a piece of solid matter circulating in the bloodsteam. If it becomes stationary and obstructs, it is a thrombus.
"Antibody" is the medical term meaning immunity protein. When your body is presented with a foreign protein, the immune system makes antibodies against that protein.
Aspirate
A foreign substance is a substance that doesn't belong somewhere. A piece of glass or splinter is a foreign substance that people get in their body.
Health professionals usually refer to dirt in the eye as an ocular foreign body.
immunologyWhat Blood Cells
The spelling is debris meaning wreckage, rubble, or foreign materials.A similar word is the medical verb debride, meaning to remove dead tissue.