- Oh, the vulva's dilating, Doctor.
- Oh, yes, there's the head.
- Yes, four centimeters, five, six centimeters.

6 seconds sound clip from the Monty Python's The Meaning of Life movie soundboard.

You can hear this line at 00:23:46.372 in the Blu-ray version of the movie.

Quote context

[...]

- Oh, very impressive, very impressive. And what are you doing this morning?

- It's a birth.

- And what sort of thing is that?

- Well, that's when we take a new baby out of a lady's tummy.

- Wonderful what we can do nowadays.

- Ah! I see you have the machine that goes 'ping.' This is my favorite.

- You see, we lease this back from the company we sold it to, and that way, it comes under the monthly current budget and not the capital account.

- Thank you, thank you. We try to do our best. Well, do carry on.

- Oh, the vulva's dilating, Doctor.

- Oh, yes, there's the head.

- Yes, four centimeters, five, six centimeters.

- Lights!

- Amplify the ping machine.

- Masks up!

- Suction!

[...]