Question

what is the meaning of anus​

Answer 1

Anus is the opening at the end of the alimentary canal through which solid waste matter leaves the body.

Explanation:\

• It is a 2 inch long canal consisting of the pelvic floor muscles and the two anal sphincters ( internal and external).
• The lining of the upper anus is able to detect rectal contents. It lets you know whether the content are liquid, solid and gas.

I hope this answer might helps you.

Answer 2

The anus is a hole in an animal's digestive tract that is located on the opposite end of the digestive tract from the mouth.

• Its goal is to control the faeces ejection, which is the semi-solid waste that remains after food digestion and may include.
• Food material after the nutrients have been removed, such as cellulose or lignin; stuff that the animal cannot digest, such as bones
• ingested material that would be poisonous if it stayed in the intestines
• Depending on the species of animal, there may be dead or surplus gut bacteria and other endosymbionts.