Anus wikimedia

Anus. L' anus o ses és l'extrem terminal del tub digestiu, localitzat a la regió perineal. Està constituït per múscul esfínter voluntari ( intern i extern ), recobert de mucosa, essent una obertura a través de la qual els materials de rebuig de la digestió surten del cos. [1] [2] El límit entre recte i anus és la línia pectínia, on ...

Main page; Contents; Current events; Random article; About Wikipedia; Contact us; Donate; Help; Learn to edit; Community portal; Recent changes; Upload file Main page; Contents; Current events; Random article; About Wikipedia; Contact us; Donate; Pages for logged out editors learn more We’ve never met a home that came with instructions — but fortunately for you, our form does! Expert Advice On Improving Your Home Videos Latest View All Guides Latest View All Radi...Recently, Slate published an article entitled Down with Lifehacking, arguing that life hacking—our bread and butter around here—is just a time-wasting buzzword that doesn’t make an...Anus. Anusul la femeie (stânga) și la bărbat (dreapta). Anusul este deschiderea terminală a tubului digestiv la majoritatea animalelor, prin care fecalele sunt eliminate. [1] [2] [3] La om anusul este orificiul extensibil prin care rectul se deschide la exterior și este situat în perineul posterior, în profunzimea șanțului interfesier ...

Anal sex. 19th-century erotic image of Hadrian and Antinous in Egypt, by Paul Avril. Anal sex is a sex act performed on the anus. Anal sex can involve a penis inserted in the anus, oral stimulation, of the anus, using fingers for penetration and using different objects for stimulation. [1] Genital wart. Genital warts are a sexually transmitted infection caused by certain types of human papillomavirus (HPV). [1] They may be flat or project out from the surface of the skin, and their color may vary; brownish, white, pale yellow, pinkish-red, or gray. [1] [2] [3] There may be a few individual warts or several, either in a cluster or ...Media repository Wikimedia Commons has a collection of 300 dazzling 3D icons, all of them free to use under Creative Commons licensing. Media repository Wikimedia Commons has a col...Anusim ( Hebrew: אֲנוּסִים, pronounced [anuˈsim]; singular male, anús, Hebrew: אָנוּס pronounced [aˈnus]; singular female, anusáh, אֲנוּסָה ‎ pronounced [anuˈsa], meaning "coerced") is a legal category of Jews in halakha (Jewish law) who were forced to abandon Judaism against their will, typically while forcibly ... Female anus.jpg 1,834 × 1,352; 1.09 MB. Female body with commercial body painting (2).jpg 709 × 1,024; 517 KB. ... Wikimedia Commons 소개 ... From Wikimedia Commons, the free media repository. See also category: Lateral cross-section of human genitourinary system. Subcategories. This category has the following 5 subcategories, out of 5 total. Histology of human rectum and anus ‎ (1 F) SVG human rectum and anus ‎ (1 C, 8 F) A. Human anus ‎ (10 C, 13 F)From Wikimedia Commons, the free media repository. Jump to navigation Jump to search. Subcategories. This category has the following 5 subcategories, out of 5 total. B. Female black pubic hair‎ (1 C, 53 F) Female blond pubic hair‎ (1 F) Female brown pubic hair‎ (2 F) G.

Docking (the insertion of one man's penis into another man's foreskin) is also practiced. Manual sex is another non-penetrative sex act that can occur between men. This includes handjobs, which is the use of one's hands to stimulate someone else's penis or scrotum, and anal fingering, which is the use of one's fingers to stimulate someone's anus.The anus is the site of potential infections and other conditions, including cancer (see anal cancer). With anal sex, the anus can play a role in sexuality. Attitudes toward anal sex vary, and it is illegal in some countries. The anus is often considered a taboo part of the body, and is known by many, usually vulgar, slang terms.Sexual penetration is the insertion of a body part or other object into a body orifice, such as the mouth, vagina or anus, as part of human sexual activity or sexual behavior in non-human animals . The term is most commonly used in statute law in the context of proscribing certain sexual activities. Terms such as "sexual intercourse" or "carnal ...It takes around 20 hours for food to move from the mouth to the anus of the cat. Cats have relatively short intestines and have difficulty extracting nutrition from plant materials...According to the Mayo Clinic, it takes an average of 53 hours to digest food completely. This is the amount of time that elapses between eating the food and excreting waste materia...

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Anal fistula. Anal fistula is a chronic abnormal communication between the anal canal and the perianal skin. [1] An anal fistula can be described as a narrow tunnel with its internal opening in the anal canal and its external opening in the skin near the anus. [2] Anal fistulae commonly occur in people with a history of anal abscesses.Anus. Anusul la femeie (stânga) și la bărbat (dreapta). Anusul este deschiderea terminală a tubului digestiv la majoritatea animalelor, prin care fecalele sunt eliminate. [1] [2] [3] La om anusul este orificiul extensibil prin care rectul se deschide la exterior și este situat în perineul posterior, în profunzimea șanțului interfesier ...Singles match. The singles match is the most common of all professional wrestling matches, which involves only two competitors competing for one fall. A victory is obtained by pinfall, submission, knockout, countout, or disqualification. One of the most common variations on the singles match is to restrict the possible means for victory.The following 38 files are in this category, out of 38 total. A practical treatise on diseases of the skin, for the use of students and practioners (1888) (14761502894).jpg 1,236 × 1,940; 823 KB. Allison Bouganim.png 588 × 448; 373 KB. Another white sculpture butt.jpg 2,048 × 1,365; 439 KB. Atlasofgaspoison00greauoft 0035.jpg 647 × 1,073 ...In mammals and other animals, the vagina ( pl.: vaginas or vaginae) [1] is the elastic, muscular reproductive organ of the female genital tract. In humans, it extends from the vestibule to the cervix. The outer vaginal opening is normally partly covered by a thin layer of mucosal tissue called the hymen. At the deep end, the cervix (neck of the ...Main page; Contents; Current events; Random article; About Wikipedia; Contact us; Donate; Pages for logged out editors learn more

Figging. Figging is the practice of inserting a piece of skinned ginger root into the human anus in order to generate an acute burning sensation. Historically this was a method of punishment, but it has since been adopted as a practice of BDSM. The term "figging" comes from the 19th-century word " feaguing ." [1] [better source needed]The anal canal is the part that connects the rectum to the anus, located below the level of the pelvic diaphragm. [1] It is located within the anal triangle of the perineum, between the right and left ischioanal fossa. As the final functional segment of the bowel, it functions to regulate release of excrement by two muscular sphincter complexes.Anus is a populated place in Burgundy, France, within the commune of Fouronnes. [1] Anus was anciently parished with Fouronnes, the parish sometimes being called Fouronne et Anus. In 1848, the two together had seventy households, of which nineteen were at Anus. In the 16th century, Anus had its own seigneur, who in 1598 was Guillaume …Batesian mimicry is a strategy used by vulnerable species to look like a dangerous species so predators will leave them alone. But it only works under the right circumstances. Adve...RENO, NV / ACCESSWIRE / June 9, 2020 / Scandium International Mining Corp. (TSX:SCY) (the "Company") is pleased to announce th... RENO, NV / ACCESSWIRE / June 9...Sexual penetration is the insertion of a body part or other object into a body orifice, such as the mouth, vagina or anus, as part of human sexual activity or sexual behavior in non-human animals . The term is most commonly used in statute law in the context of proscribing certain sexual activities. Terms such as "sexual intercourse" or "carnal ...Media in category "Human rectum". The following 20 files are in this category, out of 20 total. De-Enddarm.ogg 1.4 s; 15 KB. De-Mastdarm.ogg 2.0 s; 20 KB. A practical treatise on the aetiology, pathology and treatment of the congenital malformations of the rectum and anus (1860) (14762076844).jpg 1,698 × 2,830; 941 KB.There are several organs and other components involved in the digestion of food. The organs known as the accessory digestive organs are the liver, gall bladder and pancreas. Other components include the mouth, salivary glands, tongue, teeth and epiglottis . The largest structure of the digestive system is the gastrointestinal tract (GI tract).

Overview. The upper and lower parts of the anus have different properties. They're separated by the pectinate line. What is the anus? Your anus is the end of your large …

The anus is the site of potential infections and other conditions, including cancer (see anal cancer). With anal sex, the anus can play a role in sexuality. Attitudes toward anal sex vary, and it is illegal in some countries. The anus is often considered a taboo part of the body, and is known by many, usually vulgar, slang terms.Anal canal (coronal view) The anal canal is the last part of the gastrointestinal tract. It is about 3 to 4 cm long and lies completely extraperitoneally. It begins at the anorectal junction distally from the perineal flexure and ends at the anus. It is divided into three anatomical zones; columnar, intermediate and cutaneous.Anal sex, a type of sexual activity involving stimulation of the anus. Anal stage, a term used by Sigmund Freud to describe the development during the second year of life. Anal expulsive, people who have a carefree attitude. Anal retentive, a person overly uptight or distressed over ordinarily minor problems.Bamboo raised $15 million from Tiger Global, while Risevest packed a hall for a paid conference. What should we expect? Anu Opafola wants to retire comfortably, or at least not hav...Media in category "Hairless genitalia". The following 8 files are in this category, out of 8 total. 002 Photographs of scrotum and testicles.jpg 3,024 × 4,032; 1.3 MB. Einstellung der deutschen Bevölkerung zur Intimrasur.svg 744 × 1,052; 43 KB. Human scrotum with testis and penis.jpg 2,315 × 3,088; 3 MB. Nude balance.jpg 1,935 × 3,342; …anus (plural anuses or ani) ( anatomy) The lower orifice of the alimentary canal, through which feces and flatus are ejected. ( informal, derogatory) An impolite, unpopular, or unintelligent person.Anus (anatomie) In de anatomie is de anus, Latijn voor ring, ook wel aars, de uitmonding van de endeldarm en daarmee het uiteinde van het spijsverteringskanaal van een dier. De functie van de anus is de gecontroleerde uitdrijving van ontlasting: voedingsmateriaal die het dier niet kan verteren en waaruit voedingsstoffen zijn onttrokken, zoals ... 肛門是 生殖器 附近的 性敏感部位 ，被部分人群用以进行 肛交 。. 人類可以將物品從肛門塞入以運送物品，通常用於走私金錢、毒品或其他違禁品。. 清朝末年大內銀庫庫兵經常用肛門夾帶 白銀 [8] 。. 现代贩毒集团亦有采用 肛门藏毒 的方式远距离贩运 毒品 ... Media in category "Pubic hair". The following 7 files are in this category, out of 7 total. De-Schamhaar.ogg 1.7 s; 17 KB. Both Human genitalia.jpg 2,250 × 2,436; 498 KB. Example of adult male pubic hair growth.jpg 1,315 × 3,001; 878 KB. Male and female public hair.jpg 1,576 × 1,080; 212 KB.

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Apr 20, 2024 · Anilingus (from the Latin anus + -lingus, from lingere, "to lick", variantly spelled " analingus ", [1] [2]) is the oral and anal sex act in which a person licks the anus …E.S External anal sphincter. Inner surface of coccyx, levator ani of opposite side, and into structures that penetrate it. S3, S4. The levator ani is a broad, thin muscle group, situated on either side of the pelvis. It is formed from three muscle components: the pubococcygeus, the iliococcygeus, and the puborectalis.Genital wart. Genital warts are a sexually transmitted infection caused by certain types of human papillomavirus (HPV). [1] They may be flat or project out from the surface of the skin, and their color may vary; brownish, white, pale yellow, pinkish-red, or gray. [1] [2] [3] There may be a few individual warts or several, either in a cluster or ...Media in category "Human genitalia". The following 20 files are in this category, out of 20 total. 00001 Male Human Genitalia.jpg 1,722 × 1,639; 452 KB. 0001 Male human genitalia.jpg 832 × 1,381; 216 KB. 36-year-old uncircumcised male with phimosis masturbates and ejaculates.webm 1 min 12 s, 3,840 × 2,160; 870.39 MB.The following 38 files are in this category, out of 38 total. A practical treatise on diseases of the skin, for the use of students and practioners (1888) (14761502894).jpg 1,236 × 1,940; 823 KB. Allison Bouganim.png 588 × 448; 373 KB. Another white sculpture butt.jpg 2,048 × 1,365; 439 KB. Atlasofgaspoison00greauoft 0035.jpg 647 × 1,073 ...肛門は消化管を通って消化吸収された餌の残り ( 糞 )を排出するのが本来の機能であるが、体外に開く大きな開口であるから、それ以外の機能を持つものが多い。. [要出典] 脊椎動物や節足動物では腎臓などの排出器からの 尿 の出口でもあり、 総排泄孔 と ...Pruritus ani is the irritation of the skin at the exit of the rectum, known as the anus, causing the desire to scratch. [1] The intensity of anal itching increases from moisture, [2] pressure, and rubbing caused by clothing and sitting. At worst, anal itching causes intolerable discomfort that often is accompanied by burning and soreness.May 22, 2023 · Author Information and Affiliations. Last Update: May 22, 2023. Go to: Introduction. The anal canal is the terminal part of the gastrointestinal tract that conveys material from the rectum to the anus. …The sex organs, which scientists call the genitalia or genitals, are the parts of the body that allow sexual reproduction (the making of young) to take place. They are also for urination (peeing), to remove waste products from the body. While all animals have sex organs, this article is about the sex organs of human beings .During an episode, the patient feels spasm-like, sometimes excruciating, pain in the rectum or anus, often misinterpreted as a need to defecate. To be diagnosed as proctalgia fugax, the pain must arise de novo (meaning the absence of clear cause). As such, pain associated with constipation (either chronic, or acute), penetrative anal ... Anus. L' anus o ses és l'extrem terminal del tub digestiu, localitzat a la regió perineal. Està constituït per múscul esfínter voluntari ( intern i extern ), recobert de mucosa, essent una obertura a través de la qual els materials de rebuig de la digestió surten del cos. [1] [2] El límit entre recte i anus és la línia pectínia, on ... It is discharged through the anus during a process called defecation . Human feces has similarities to the feces of other animals and varies significantly in appearance (i.e. size, color, texture), according to the state of the diet, digestive system and general health. Normally, human feces are semisolid, with a mucus coating. ….

Anus. L' anus o ses és l'extrem terminal del tub digestiu, localitzat a la regió perineal. Està constituït per múscul esfínter voluntari ( intern i extern ), recobert de mucosa, essent una obertura a través de la qual els materials de rebuig de la digestió surten del cos. [1] [2] El límit entre recte i anus és la línia pectínia, on ...Human anatomy of the anorecturm (anus and rectum). Defecation (or defaecation) follows digestion, and is a necessary process by which organisms eliminate a solid, semisolid, or liquid waste material known as feces from the digestive tract via the anus or cloaca.The act has a variety of names ranging from the common, like pooping or crapping, to the …Jun 28, 2023 · From Wikimedia Commons, the free media repository. See also categories: Human surface anatomy of male human genitalia and Human surface anatomy of …The anal canal is the part that connects the rectum to the anus, located below the level of the pelvic diaphragm. [1] It is located within the anal triangle of the perineum, between the right and left ischioanal fossa. As the final functional segment of the bowel, it functions to regulate release of excrement by two muscular sphincter complexes.Apr 20, 2024 · Anilingus (from the Latin anus + -lingus, from lingere, "to lick", variantly spelled " analingus ", [1] [2]) is the oral and anal sex act in which a person licks the anus …Nearly everyone has at some point received a letter or magazine meant for someone else. Instead of just tossing it, however, there are ways to make sure that mail gets back to its ...You are free: to share – to copy, distribute and transmit the work; to remix – to adapt the work; Under the following conditions: attribution – You must give appropriate credit, provide a link to the license, and indicate if changes were made. You may do so in any reasonable manner, but not in any way that suggests the licensor endorses you or your use.Anus (täsmennyssivu) Anus voi tarkoittaa: Anus, peräaukko. Anus, kylä Yonnen alueella Ranskassa. Anus, Aunuksen karjalasta käytetty lyhenne. Anus, lyhenne American Nihilist Underground Society -seurasta. Tämä on täsmennyssivu, joka luettelee monimerkityksisen käsitteen eri merkitykset tai useita eri henkilöitä.defecation. expulsion of feces from the rectum. Upload media. Wikipedia. Instance of. biological process. Subclass of. excretion. part of the digestion process.Apr 6, 2024 · Main page; Contents; Current events; Random article; About Wikipedia; Contact us; Donate Anus wikimedia, present at rest, or occurring during straining. External (complete) rectal prolapse (rectal procidentia, full thickness rectal prolapse, external rectal prolapse) is a full thickness, circumferential, true intussusception of the rectal wall which protrudes from the anus and is visible externally., 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. Sa vascularisation est assurée par les artères rectales ..., From Wikimedia Commons, the free media repository. sexual penetration. sexual activity that involves inserting a person's body part into another person. Upload media. Wikipedia. Subclass of. physical intimacy. human sexual behavior. Authority file., Anal cancer is a cancer which arises from the anus, the distal opening of the gastrointestinal tract. [1] Symptoms may include bleeding from the anus or a lump near the anus. [1] Other symptoms may include pain, itchiness, or discharge from the anus. [1] A change in bowel movements may also occur., Media in category "Hairless genitalia". The following 8 files are in this category, out of 8 total. 002 Photographs of scrotum and testicles.jpg 3,024 × 4,032; 1.3 MB. Einstellung der deutschen Bevölkerung zur Intimrasur.svg 744 × 1,052; 43 KB. Human scrotum with testis and penis.jpg 2,315 × 3,088; 3 MB. Nude balance.jpg 1,935 × 3,342; …, Our First Time Homeowner puts the finishing touches on the exterior of her "new" home. Check out the pictures to see it complete. Expert Advice On Improving Your Home Videos Latest..., Apr 11, 2024 · Anatomy of the human anus. Frontal section. The anus (frae Laitin anus, meanin 'ring, anus', which is frae Proto-Indo-European *h₁eh₂no-, meanin "ring", "circle") …, The year 2020 was widely remarked as being an annus horribilis for the entire world in general, most notably due to the COVID-19 pandemic, which began in late 2019 and rapidly spread worldwide throughout 2020. [12] [13] [14] 2020 was also awarded a "Special Governors' Award for The Worst Calendar Year EVER!" at the 41st Golden Raspberry …, 肛門は消化管を通って消化吸収された餌の残り ( 糞 )を排出するのが本来の機能であるが、体外に開く大きな開口であるから、それ以外の機能を持つものが多い。. [要出典] 脊椎動物や節足動物では腎臓などの排出器からの 尿 の出口でもあり、 総排泄孔 と ..., In mammals, invertebrates and most fish, the anus (pl.: anuses or ani; from Latin, 'ring' or 'circle') is the external body orifice at the exit end of the digestive tract , i.e. the opposite end from the mouth. Its function is to facilitate the expulsion of wastes that remain after digestion., Overview. The upper and lower parts of the anus have different properties. They're separated by the pectinate line. What is the anus? Your anus is the end of your large …, Řitní nebo též anální otvor ( lat. anus, též řiť, vulg. anál) je vyústění konečného oddílu trávicí soustavy ( konečníku) na povrch těla. Jeho uzavírání je ovládáno kruhovým svalem (řitním svěračem ). Řitním otvorem se při defekaci dostávají z těla výkaly, což je jeho primárním účelem. Většina ..., Anus manusia. Anus perempuan (kiri) dan laki-laki (kanan). Pada manusia, anus (dari Latin anus artinya "cincin", "lingkaran") [1] [2] atau dubur adalah bagian pembukaan luar dari rektum . Sepasang otot sfingter mengontrol keluarnya feses dari tubuh selama buang air besar, yang merupakan fungsi utama anus. Otot-otot ini disebut sfingter anal ..., The budget deal is good news for Medicare and disability beneficiaries, but ends the popular Social Security claiming strategy known as "file and suspend." By clicking "TRY IT", I ..., Anal bleaching. Anal bleaching is the process of lightening the color of the skin around the anus. It is done for cosmetic purposes, to make the color of the anus more uniform with the surrounding area. Some treatments are applied in an office or salon by a cosmetic technician and others are sold as cream that can be applied at home. , The internal anal sphincter is the specialised thickened terminal portion of the inner circular layer of smooth muscle of the large intestine. It extends from the pectinate line (anorectal junction) proximally to just proximal to the anal orifice distally (the distal termination is palpable). Its muscle fibres are arranged in a spiral (rather ..., It takes around 20 hours for food to move from the mouth to the anus of the cat. Cats have relatively short intestines and have difficulty extracting nutrition from plant materials..., In mammals, the vulva (pl.: vulvas or vulvae) consists of the external female genitalia.The human vulva includes the mons pubis, labia majora, labia minora, clitoris, vulval vestibule, urinary meatus, vaginal opening, hymen, and Bartholin's and Skene's vestibular glands.The vulva includes the entrance to the vagina, which leads to the uterus, and provides a …, Pinworm infection (threadworm infection in the UK), also known as enterobiasis, is a human parasitic disease caused by the pinworm, Enterobius vermicularis. The most common symptom is itching in the anal area. The period of time from swallowing eggs to the appearance of new eggs around the anus is 4 to 8 weeks. Some people who are …, From Wikimedia Commons, the free media repository. Jump to navigation Jump to search. To find images by topic or subject, see Category:Topics and Category:Categories. This category should only contain other categories. Galleries should be in the corresponding categories instead., We list 29 gyms with month-to-month, contract-free membership options, including their monthly fees and restrictions. Many gyms offer a month-to-month payment option. Month-to-mont..., Anal bleaching. Anal bleaching is the process of lightening the color of the skin around the anus. It is done for cosmetic purposes, to make the color of the anus more uniform with the surrounding area. Some treatments are applied in an office or salon by a cosmetic technician and others are sold as cream that can be applied at home., El calendario gregoriano, o calendario moderno, presenta su año natural como un año común de 365 días o como un año bisiesto de 366 días, al igual que los calendarios julianos; "véase" abajo. Para el calendario gregoriano, la duración media del año civil (el año medio) a lo largo del ciclo bisiesto completo de 400 años es de 365.2425 ..., List of episodes. " Terrance and Phillip in Not Without My Anus " is the second season premiere of the American animated television series South Park. The 14th episode of the series overall, it originally aired on Comedy Central in the United States on April 1, 1998. The episode follows the two title characters, a duo of Canadians who attempt ..., 2 days ago · The rectum ( pl.: rectums or recta) is the final straight portion of the large intestine in humans and some other mammals, and the gut in others. The adult human …, Uranus is the seventh planet from the Sun.It is a gaseous cyan-coloured ice giant.Most of the planet is made of water, ammonia, and methane in a supercritical phase of matter, which in astronomy is called 'ice' or volatiles. The planet's atmosphere has a complex layered cloud structure and has the lowest minimum temperature of 49 K (−224 °C; −371 …, 肛門は消化管を通って消化吸収された餌の残り ( 糞 )を排出するのが本来の機能であるが、体外に開く大きな開口であるから、それ以外の機能を持つものが多い。. [要出典] 脊椎動物や節足動物では腎臓などの排出器からの 尿 の出口でもあり、 総排泄孔 と ..., Urbanus. Urbain Servranckx (born 7 June 1949), better known as Urbanus, is a Belgian comedian, actor, singer and comic book writer. [1] Although he is most famous as comedian, some of his songs became hits, such as Bakske vol met stro (1979), Madammen met een bontjas (1980) and Hittentit (1982). [1] He is one of the most popular and famous ..., Pinworm infection (threadworm infection in the UK), also known as enterobiasis, is a human parasitic disease caused by the pinworm, Enterobius vermicularis. The most common symptom is itching in the anal area. The period of time from swallowing eggs to the appearance of new eggs around the anus is 4 to 8 weeks. Some people who are …, 阿努斯語（Anus language）：又稱科魯爾語、科魯爾努斯語 这是一个 消歧义 页，羅列了有相同或相近的标题，但內容不同的条目。 如果您是通过某條目的 内部链接 而转到本页，希望您能協助修正该處的内部链接，將它指向正确的条目。, e. The rectum ( pl.: rectums or recta) is the final straight portion of the large intestine in humans and some other mammals, and the gut in others. The adult human rectum is about 12 centimetres (4.7 in) long, [2] and begins at the rectosigmoid junction (the end of the sigmoid colon) at the level of the third sacral vertebra or the sacral ..., Media in category "Male sexuality". The following 7 files are in this category, out of 7 total. Apprentissage du comportement de reproduction 01-06-2006.png 992 × 1,337; 76 KB. Chains-of-love (male).svg 800 × 338; 7 KB. General MLM flag.jpg 1,200 × 720; 14 KB., 肛門は消化管を通って消化吸収された餌の残り ( 糞 )を排出するのが本来の機能であるが、体外に開く大きな開口であるから、それ以外の機能を持つものが多い。. [要出典] 脊椎動物や節足動物では腎臓などの排出器からの 尿 の出口でもあり、 総排泄孔 と ...