What is "bed check"

Usage examples of "bed check".

While I am not snoopy and I never hold a bed check around here and I really do, so help me by all the Billion Names of God, believe in not poking my nose into other people's business, nevertheless while I may be out of my mind-a 'least hypothesis' more than once, the last couple of years-I do have normal eyesight and hearing .

While I am not snoopy and I never hold a bed check around here and I really do, so help me by all the Billion Names of God, believe in not poking my nose into other people’.

It stared into my room, at my motionless bed, like an old nurse taking a bed check in a hospital.

The bed check was not just useful in knowing how each member was faring, it was also an act of defiance.