Well VISIBLE during the whole visit,
children.
Money Heist Season 1, Episode 1
A VISIBLE rib cage.
The Big Bang Theory Season 10, Episode 18
Right lung in lower left quadrant,
no VISIBLE... exit wounds.
Breaking Bad Season 3, Episode 8
MlKE:
Three guys up at the gate,
two VISIBLE, one in the blind.
Breaking Bad Season 4, Episode 7
...but the added fun of subatomic particles
and waves outside the VISIBLE spectrum.
The Big Bang Theory Season 8, Episode 19