I study the brain, the ORGAN responsible
for Beethoven's "Fifth Symphony."
The Big Bang Theory Season 4, Episode 24
...I am betrayed by my appendix,
a vestigial ORGAN.
The Big Bang Theory Season 4, Episode 2
Relax, we're the same blood type.
He knew he could harvest an ORGAN.
The Big Bang Theory Season 10, Episode 21
...to the male sex ORGAN.
The Big Bang Theory Season 3, Episode 2
Well, some people think
the sexiest ORGAN is the brain.
The Big Bang Theory Season 9, Episode 8