How to Use sphincter in a Sentence

sphincter

noun
  • But his swallowing tube was wide open and the tissue around the sphincter was red and swollen.
    Lisa Sanders, M.d., New York Times, 8 Feb. 2024
  • Your rectum is designed to keep poop in with help from a muscle called the anal sphincter.
    Lindsey Lanquist, SELF, 12 Mar. 2018
  • But any muscle in the body can get fatigued and fail to do its job; the anal sphincter is no exception.
    Jessica Migala, Health, 6 Aug. 2023
  • So that your urine can be released out of your body, the sphincter muscles around the urethra relax.
    Jessica Migala, Health.com, 22 Feb. 2022
  • Your muscles relax—all of them, down to your sphincter—which leads to things like free-flowing urine and feces.
    Courtney Linder, Popular Mechanics, 4 Apr. 2022
  • But things that do end up getting stuck tend to do so at the sphincter muscle valve that separates the small and large intestines.
    Beth Mole, Ars Technica, 7 Aug. 2017
  • All this time, sphincter muscles in the pelvic floor that surround the urethra are keeping your bladder from leaking all over the place.
    Kasandra Brabaw, Health.com, 25 Aug. 2020
  • Part of what Kelley does is based on math, but part of it is designed strictly to tighten the sphincters of the people on the other sideline.
    Andy Staples, SI.com, 11 Apr. 2018
  • Unlike rectal cancer, which forms in the rectum or colon, anal cancer forms on the anal canal, near the sphincter muscles.
    Christina Oehler, Health.com, 5 June 2019
  • The sphincter muscles in the lower esophagus of horses are much stronger than those in humans.
    Avery Hurt, Discover Magazine, 23 June 2023
  • The next step is an anorectal manometry to test muscular pressure in the sphincter.
    Cara Schacter, New York Times, 2 Oct. 2022
  • Gas, liquids and solids bump against the esophageal sphincter, the ring of muscular tissue that separates the esophagus from the stomach.
    Christian Millman, Discover Magazine, 29 Oct. 2015
  • Sometimes the upper sphincter, between the esophagus and the throat, malfunctions as well.
    Jane E. Brody, idahostatesman, 12 May 2017
  • Normally the swallowing tube ends with a tight sphincter that stays closed to protect delicate tissue from the harsh acid of the stomach.
    Lisa Sanders, M.d., New York Times, 8 Feb. 2024
  • But if the nerves that control the bladder sphincter are slow to mature, a child may not wake up when his or her bladder is full, especially if that child sleeps deeply.
    Courtenay Harris Bond, Philly.com, 25 Oct. 2017
  • Choose a comfortable position to relax the anal sphincter (ex: spooning, riding), and start slow.
    Dominique Fluker, Essence, 21 Sep. 2023
  • Bookgasm picks the two worst Stephen King film adaptations… a truly Herculean task, given the crap that’s been spurted from Hollywood’s sphincter over the years with the author’s name on it.
    John Brownlee, WIRED, 20 Feb. 2007
  • This digestive disorder can affect the upper esophageal sphincter (UES), a zone located between the esophagus and the back of the throat.
    Mark Gurarie, Health, 15 Feb. 2024
  • The anus lacks vocal cords, of course, but those are nothing special, just flaps to help keep food and water out of our airways; the anal sphincter can buzz like a trumpeter’s mouth anyway, which is almost as good.
    Sam Kean, Slate Magazine, 24 July 2017
  • The debris could have blocked the pyloric sphincter, the part of the stomach that empties into the intestines, and prevented the animal’s stomach from emptying.
    David Doubilet, National Geographic, 31 May 2018
  • When you’re aroused, your body relaxes—including your anal sphincter.
    Kasandra Braba, SELF, 16 Sep. 2021
  • The ulcers created scar tissue that narrowed the pyloric sphincter that connects to her intestines.
    Kristen Jordan Shamus, Detroit Free Press, 26 Nov. 2019
  • The pressure of my lower esophageal sphincter was fine; the wavelike motion of swallowing, called peristalsis, was normal.
    Moises Velasquez-Manoff, New York Times, 4 Oct. 2023
  • Today's body part is the anal sphincter , that handy little ring of muscle that maintains the separation between your insides and your outsides.
    Veronique Greenwood, Discover Magazine, 11 Aug. 2011
  • From there, the hot dog travels to the lower esophageal sphincter (LES), an involuntary bundle of muscles at the low end of the esophagus that prevents acid from getting into the stomach.
    Amy Kraft, CBS News, 4 July 2018
  • That will prevent it from slipping past your constricted anal sphincter into your rectum.
    Lindsey Lanquist, SELF, 3 Mar. 2018
  • Gastric distension caused by sparkling water’s CO2 bubbles can decrease the pressure of the lower esophageal sphincter, which can then promote acid reflux, Dr. Chowdhry says.
    Carolyn L. Todd, SELF, 5 Apr. 2019
  • Others have found that physical tricks like holding one’s breath are effective, which increases the carbon dioxide in the blood and relaxes the sphincter.
    Dario Sabaghi, Discover Magazine, 18 Dec. 2020
  • Acid reflux means that the sphincter at the bottom of the esophagus is weak enough to allow stomach contents to reverse course, causing symptoms like heartburn, according to the Mayo Clinic.
    Carolyn L. Todd, SELF, 5 Apr. 2019
  • Those high hormone levels may affect the function of the lower esophageal sphincter, creating a gap between your esophagus and stomach.
    Mark Gurarie, Health, 6 Aug. 2023

Some of these examples are programmatically compiled from various online sources to illustrate current usage of the word 'sphincter.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Last Updated: