The name hemorrhoid includes structures proximal and distal to the anal canal. These structures can manifest a variety of conditions resulting in pruritus, pain, bleeding, and mucous discharge. The anatomy of the anal canal is reviewed with emphasis on structures and relationships that bear on the...
Rectum is a fixed terminal portion of the large intestine that serves as a reservoir. It is about 10–14 cm in length, and it is located between the sigmoid colon above and the anal canal below. It begdoi:10.1007/978-81-322-2589-8_1Ashfaq Hassan...
A Note on the Anatomy of the Anal Canal 来自 NCBI 喜欢 0 阅读量: 18 作者: AG Parks 摘要: A definition of the term "submucous" is presented. It refers to something present below a mucous membrane. 关键词: Anal Canal DOI: 10.1080/1045575052000335393 被引量: 28 年份: 1954 ...
The static and dynamic characteristics of the jaws, tongue, and other structures surrounding the oral cavity of mammals strongly affect the types of environments in which a particular mammal can successfully function. A highly specialized mouth and tongue, such as that noted in anteaters by Sonntag...
An anal fissure (see the images below) is a painful linear tear or crack in the distal anal canal, which, in the short term, usually involves only the epithelium and, in the long term, involves the full thickness of the anal mucosa. Anal fissures develop with equal frequency in both sex...
Cross-sectional anatomy of the mouse on high-resolution X-ray computed tomography (micro-CT): in vivo imaging on a murine model
Structures of the rectum and anal canal seen on a coronal section, anterior view of the female pelvis. Rectum 1/2 Synonyms: Intestinum rectum, Intestinum terminale The rectum is the last part of the large intestine and connects the sigmoid colon to the anal canal. The rectum begins at...
- 《Diseases of the Colon & Rectum》 被引量: 65发表: 1990年 Pelvic floor procedures produce no consistent changes in anatomy or physiology PURPOSE: Postanal repair was designed to restore both anatomy and function of the anal canal in neurogenic fecal incontinence. In most series, the degree ...
An anatomical definition of the anal canal is from the dentate line to the anal verge. The dentate line is located approximately 2 cm proximal from the anal verge and about the middle of the internal sphincter. The pelvic muscles can be classified into three categories: (1) muscles attached ...
Martin E, Burden VG (1927) The surgical significance of the recto-sigmoid sphincter. Ann Surg 86: 86 CrossRef Morgan CN, Thompson HR (1956) Surgical anatomy of the anal canal, with special reference to the surgical importance of the internal sphincter and conjoint longitudinal muscle. Ann R...