
That leaves you, by default,
as the MUSCLE.
The Big Bang Theory Season 3, Episode 17

Great. Just keep in mind astronauts lose
a lot of MUSCLE tone in space...
The Big Bang Theory Season 6, Episode 4

Enlargement of the heart MUSCLE,
or hypertrophic cardiomyopathy...
The Big Bang Theory Season 3, Episode 11

You mock the sphincter,
but the sphincter is a class of MUSCLE...
The Big Bang Theory Season 4, Episode 2

Hey! I need some MUSCLE.
Westworld Season 2, Episode 6