It isn't a faint as we know it. It's more of a psychosomatic escape.
7 seconds sound clip from the The Tingler (1959) movie soundboard.
You can hear this line at 00:12:18 in the Blu-ray version of the movie.
Quote context
[...]
- She always does this. One drop of blood and out she goes.
- Well, it affects some people like that.
- Did you notice how rigid she became just before she fainted?
- It isn't a faint as we know it. It's more of a psychosomatic escape.
- You go downstairs and open up. I'll come downstairs in a minute.
- It's time to open up the box office.
- We'd better go down first. She won't leave anybody alone with that safe of hers.
- Thanks for asking me up, Ollie. I'm sorry I caused you all that trouble.
[...]