Question

below the ileocecal valve is a blind pouch called the 1) cecum. 2) appendix. 3) sigmoid. 4) rectum.

Explanation:

The cecum is a blind - ended pouch located below the ileocecal valve. The appendix is a small projection from the cecum. The sigmoid and rectum are parts of the large intestine further along the digestive tract.

Answer:

1. cecum.