How to Use circulatory system in a Sentence

circulatory system

noun
  • Or the meds that keep his heart and circulatory system in check.
    — Rick Cantu, Austin American Statesman, 17 Nov. 2025
  • What kept that body going while alive was the blood in its circulatory system.
    — Mark Feeney, BostonGlobe.com, 23 Aug. 2023
  • Think about the role your heart plays at the center of your circulatory system.
    — Ron Carson, Forbes, 11 Mar. 2021
  • Roaches breathe through the small holes in their body segments and have an open circulatory system.
    — Laura Baisas, Popular Science, 24 Jan. 2024
  • Your circulatory system, which propels blood throughout your body, is a work of art.
    — Korin Miller, SELF, 27 Jan. 2018
  • Doing these things keeps your blood flowing well through your circulatory system, which is key to staying healthy.
    — Svenja Lohner, Scientific American, 15 Aug. 2019
  • And there can be long-term effects from the disease, such as damage to the brain, lungs, heart and circulatory system.
    — USA Today, 11 Dec. 2020
  • This is how well a drug is absorbed by the circulatory system when introduced to the body and is then able to take effect.
    — Alex Yampolsky, Verywell Health, 3 Mar. 2025
  • The male feeds off his mate’s circulatory system while supplying sperm.
    — Kenneth R. Weiss, Discover Magazine, 20 Dec. 2018
  • Those toxins cannot be washed off, as they’re absorbed into the plant’s circulatory system.
    — Margaret Lauterbach, idahostatesman, 21 Mar. 2018
  • Surgically joining the circulatory system of an old mouse to that of a young mouse allows the old mouse to live longer.
    — Rachel Cusk, Harper's Magazine, 20 Sep. 2023
  • From there, the circulatory system passes each nutrient to different parts of the body to be stored or used as needed.
    — Daryl Austin, USA TODAY, 9 Aug. 2023
  • The heart acts as a powerful pump that generates the force necessary to move the blood around the circulatory system.
    — Svenja Lohner, Scientific American, 15 Aug. 2019
  • The staff is hoping to perform a CT scan to learn more about the turtle’s circulatory system.
    — From Usa Today Network and Wire Reports, USA TODAY, 15 Oct. 2021
  • In many types of anglerfish, the male fuses to the female, sharing her circulatory system and trading sperm for food.
    — Dana Goodyear, The New Yorker, 24 Jan. 2022
  • Vascular health relates to the health of your circulatory system, or the system of blood vessels within your body.
    — Maggie O'Neill, Health, 24 July 2023
  • The buildings’ circulatory system — water pipes and electrical conduits — ran along the wall on one side.
    — John Kelly, Washington Post, 23 July 2019
  • The stream, a key part of the ocean's circulatory system, is at its weakest in more than 1,600 years, research shows.
    — Doug Criss, CNN, 12 Apr. 2018
  • Natural fluids are flushed out of the circulatory system and replaced with a fresh blend of lubricants.
    — Joan Meiners, Discover Magazine, 6 Aug. 2020
  • In fact, the transfer of the egg contents to Colossal’s new device can take place before the circulatory system even forms.
    — ArsTechnica, 20 May 2026
  • Back then, the prevalent wisdom was that the mother's and child's circulatory systems were separate.
    — Julie Zaugg, CNN, 13 Oct. 2019
  • Unlike your circulatory system, which is powered by the heart, the lymphatic system doesn’t have a central pump.
    — Avery Newmark, AJC.com, 20 Feb. 2026
  • In a last-ditch effort, your circulatory system responds to all the damage by clotting your blood, thinking your vessels have been severed.
    — Amy Ragsdale, Outside Online, 18 June 2019
  • This quick workout is designed to build heat in the body and stimulate the circulatory system, which brings more blood flow and oxygen to the muscles, joints and tissue.
    — Chloe Kernaghan, Time, 10 July 2018
  • Down in the coldest recesses of the deepest oceans, Earth’s circulatory system is pumping the brakes.
    — Stephen Robert Miller, Discover Magazine, 11 Dec. 2023
  • The human brain contains an intricate network of blood vessels, so its health is deeply intertwined with that of the heart and circulatory system.
    — Daniel R. George, STAT, 26 Sep. 2021
  • Don’t Overlook the Ductwork If the house is the body, the ductwork is the circulatory system.
    — Brynn Cooksey, Forbes.com, 26 Jan. 2026
  • Any chemicals floating around in the circulatory system can emerge in sweat—the good stuff like glucose and hormones and the unwelcome stuff like heavy metals and urea.
    — Sarah Everts, WSJ, 17 July 2021
  • Students love the ability to swim through coral reefs and explore the circulatory system inside the human body, places a normal school field trip could never take them.
    — Tiffany Stoiber, Milwaukee Journal Sentinel, 13 Sep. 2017
  • The world contains Grisha that can control fire, wind and even the human circulatory system, but no one has ever seen a sun summoner.
    — Paul Tassi, Forbes, 5 May 2021

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

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