Which portion of the colon connects the descending colon to the rectum?

Which of the followingallows much more oxygen to be stored in the home setting?

A) A liquid oxygen system B) High-volume oxygen concentrator C) A liquid nitrogen-oxygen system D) An "M" tank or larger

If the same condition is described as both acute (subacute) and chronic, and separate subentries exist in the Index at the same indentation level, code_____

a. only the acute b. only the chronic c. either; query the provider d. both, and sequence the acute (subacute) first