Answer:
The answer is below
Step-by-step explanation:
Seam in surgery is a term that describes a form of flesh connection in an open wound often with stitches
Hence, in surgery Plain seam is a form of a simple seam that has been stitched and the above flesh is shoved to one side.
While on the other hand, the Open seam is also a form of a simple seam that has been stitched, and then the flesh is clasped clear.