Medical Must-See: A newly discovered body part for the new year

Its discovery is a jaw-dropper, although its function is the very opposite

Just when anatomical researchers thought they knew the human body like the back of their hand, it went and surprised them again — this time, with a brand-new part of the jaw.

Schematic drawing of jaw muscle
Schematic drawing representing the coronoid part of the masseter: C = coronoid part; S = superficial part; D = deep part.

The subject of much speculation, the possible existence of a third