48. An order of closest to the small intestine, to furthest away, name the diffe

Question

48. An order of closest to the small intestine, to furthest away, name the different regions of the large intestine. 49. Describe three specific functions of the large intestine. 50. The separates the small intestine from the large intestine, and regulates flow of materials from the small intestine into the large intestine? 51. Describe two theorized functions of the appendix of the large intestine. 52. What type of muscle tissue comprises the internal anal sphincter, and what type of control (voluntary or involuntary) is this sphincter under? What type of muscle is the external sphincter, and what type of control is it under?

Explanation / Answer

48. The regions of large intestine are Caecum which is the closest to the small intestine and is joined to it via iliocaecal valve, followed by the Colon region of large intestine which traverses the width of abdominal cavity as transverse colon and the followed by Rectum region of large intestine which ends in Anal canal.

49. The three specific functions of large intestine are as follows :

50. The iliocaecal valve which is a sphincter valve separate small intestine from large intestine and controls the flow of material from small to large intestine.

51. The two theorized functions of appendix of large intestine are as follows :

52. Internal anal sphincter comprises of concentric layer of circular smooth muscle tissue, this sphincer is under involuntary control. External anal sphincter is comprised of striated muscle tissue and is under voluntary control.

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