Usage patterns
〈物〉を発見するto discover/find a body
A body was found in the mountains.
〈物〉を安置するto lay a body to rest (temporarily)
The body was laid to rest in the hospital morgue.
〈物〉を引き取るto claim/take custody of a body
The family came to claim the body.
〈物〉を確認するto identify a body
The police asked the family to identify the body.