When comparing Chrons disease and ulcerative colitis, which of the following is true?
1.The cause of Chron’s disease is known, whereas the cause of ulcerative colitis isn’t known. 2. Chron’s disease can be found anywhere in the digestive tract, whereas ulcerative colitis is generally found in the colon and rectum. 3. Patients with both conditions benefit equally well from surgery. 4. Ulcerative colitis is remitting, whereas Chron’s disease is constant.
