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anus    
n. 肛门

肛门

anus
n 1: the excretory opening at the end of the alimentary canal

Anus \A"nus\, n. [L., prob. for asnus: cf. Gr. ? to sit, Skr.
[=a]s.] (Anat.)
The posterior opening of the alimentary canal, through which
the excrements are expelled.
[1913 Webster]


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  • Anus: Function, Anatomy, Conditions Diagram - Cleveland Clinic
    Your anus is the end of your large intestine, where food waste completes its journey through your digestive tract and makes its exit Muscles, nerves and mucous membranes in your anus work together to make healthy bowel movements that you can control
  • Anus - Wikipedia
    In mammals, invertebrates and most fish, [1][2] the anus (pl : anuses or ani; from Latin, 'ring' or 'circle') is the external body orifice at the exit end of the digestive tract (bowel), i e the opposite end from the mouth
  • Is Anal Sex Safe? What to Know - WebMD
    A ring-like muscle called the anal sphincter surrounds the anus and tightens after we have a bowel movement When the muscle is tight, anal penetration can be painful and difficult
  • What Does a Normal Female Anus Look Like: Anatomy
    From the outside, the anus looks like a small, slightly recessed opening with folds of skin radiating outward, sometimes compared to a rosette or starburst pattern These folds, called perianal rugae, allow the skin to stretch during a bowel movement and then contract back
  • Overview of the Anus and Rectum - The Merck Manuals
    The anus is the opening at the end of the digestive tract where stool leaves the body The rectum is the section of the digestive tract above the anus where stool is held before it passes out of the body through the anus
  • anus - Wiktionary, the free dictionary
    anus (plural anuses or ani) (anatomy) The external orifice of the rectum in most mammals, teleost fish, and many invertebrates, through which feces and flatus are ejected synonyms Synonyms: arsehole, asshole; see also Thesaurus: anus (informal) The anus and rectum, considered as a whole
  • Anus (Human Anatomy): Picture, Definition, Diseases, More
    Anal Sphincter muscles are located all around the anus and have a significant impact on a person's capacity to maintain control over their bowel movements In addition to its role in elimination, the anus is also involved in sexual activity for many people
  • Anus — Wikipédia
    Chez l'être humain, l'anus se situe au niveau du périnée, en arrière de la partie inférieure des organes génitaux externes, c'est-à-dire la base du pénis chez l'homme et la vulve chez la femme L'anus est l'orifice externe du canal anal Sa paroi est constituée de peau





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