Line 20:
Line 20:
*Thin-walled.
*Thin-walled.
*Visible on the external surface is a spiral constriction that runs 20-30 times around the caecum. This is related to the folding of the mucosa internally.
*Visible on the external surface is a spiral constriction that runs 20-30 times around the caecum. This is related to the folding of the mucosa internally.
−
*There is an appendix at it's distal end containing lymphoid tissue.
+
*There is an [[Appendix - Anatomy & Physiology|appendix]] at it's distal end containing lymphoid tissue.
===Colon===
===Colon===