Throat

You may be looking for the volcanic feature.

The throat was a part of the body in the neck.

Balerium gas was a muscle neutraliser and also affected the throat, making speech difficult. (TV: The Sun Makers)

IMC trooper Jason Dommer had his throat scarred by praxis gas, making his voice scratchy and grating. (PROSE: Lucifer Rising)

The Deathworm Morphant used by the Old Master to survive his execution by the Daleks infiltrated the house of an American paramedic and slithered down his throat while he was asleep. This killed the paramedic while gaining his second non-regenerative incarnation. (TV: Doctor Who)

The Vomit-O-Matic's Nanotermites covered the lining of the throat and, in the event of vomiting, the waste was frozen into a small ice cube. (TV: The Long Game)

Desponds resembled dogs with three legs and a tentacle that protruded from its mouth, which clung to peoples' throats. (PROSE: Terminal of Despair)

A female tyrannosaur was accidentally transported to Victorian London when the Twelfth Doctor's TARDIS got stuck in her throat. (TV: Deep Breath)

Artesia was a planet where John Hart learnt how to apparently swallow something, but actually keep it in the lining of his throat. (TV: Kiss Kiss, Bang Bang)

Whilst disguised in the skin suit of Lord Mayor of Cardiff Margaret Blaine, Blon Fel-Fotch Passameer-Day Slitheen claimed to have a sore throat or "just a little tickle" when Cathy Salt questioned the change in her voice after the Raxacoricofallapatorian disrobed behind the door of a ladies toilet, breaking into a fake cough to keep the deception. (TV: Boom Town)