Anus in Biological Dictionary

Anus

... is a type of cancer which arises from the anus , the distal orifice of the gastrointestinal ... the digestion system and related diseases, ... anus : The opening of the rectum to the outside of ... muscles in the intestine push stool to the anus , where stool leaves the body. ... List of 57 ...

Oral groove

... score is: PARAMECIUM ... If you can find the oral groove and the anus (cytoproct), then the posterior end is on the anus side of the oral groove , and the anterior end is on the not-anus side ...

Intestine

... segment of the alimentary canal extending from the stomach to the anus and, in humans and other mammals, consists of two segments, the small ... A. stomach B. large intestine C. small intestine D. rectum E. anus F. appendix G ... structure of the intestine varies greatly in ... ...

Blastopore

... the exterior. During maturation of some animals it evolves into the anus or the mouth; in others it is covered over and contributes to the canal ... this opening, the blastopore , becomes either the mouth or the anus of animals ... A novel, activin-inducible, blastopore lip-specific ...

Madreporite

... . Dictionary: mad·re ... MADREPORITE BIPINNARIA REGENERATION PENTARADIAL OSSICLES ... starfish opposite the from the mouth where the anus and madreporite are located ... ...