Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
(a) Light micrograph of a longitudinal section along the axis of the parotid duct. (b) Higher magnification view of the boxed area in (a) showing distinct muscle fibres originating from the buccinator and running parallel to the duct (Duct). Bu, buccinator. Gomori trichrome. Scale bar = 100 µm.
