Which of the Statements Are True in Reference to a Mechanical

Multiple Choice

Which of the statements are true in reference to a mechanical bowel obstruction?
1) It occurs from a blockage of the bowel lumen.
2) It may be caused by a herniation of the bowel.
3) It may be caused by a lumen-obliterating gastrointestinal tumor.

A) 1 and 2 only
B) 1 and 3 only
C) 2 and 3 only
D) 1, 2, and 3