Answer to Question 1
Answer: A
Colostomies take the name of the portion of the colon from which they are formed. The transverse colon is the area of the bowel involved.
Answer to Question 2
Answer: B, D
When a double-barrel colostomy is performed, two separate stomas are created. The distal colon is not removed, but bypassed. The proximal stoma, which is functional, diverts feces to the abdominal wall. The distal stoma, also called the mucous fistula, expels mucus from the distal colon.