2023-12-12T18:48:54+03:00[Europe/Moscow] en true <p>What is the excretory system?</p>, <p>What parts of the body make up the excretory system?</p>, <p>Is the expulsion of faeces part of the excretory system?</p>, <p>What are the sweat glands responsible for?</p>, <p>What do the lungs excrete?</p>, <p>How does the liver aid in excretion?</p>, <p>How do the kidneys aid in excretion?</p> flashcards
The Excretory System

The Excretory System

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  • What is the excretory system?

    The system of an oragnism's body that performs the function of excretion, the bodily process of discharging wastes.

  • What parts of the body make up the excretory system?

    Sweat glands, Liver, Lungs, Kidney, Bladder.

  • Is the expulsion of faeces part of the excretory system?

    No. Defecation is part of the digestive system.

  • What are the sweat glands responsible for?

    Clearing excess micronutrients, metabolic waste, and toxicants from the body.

  • What do the lungs excrete?

    CO2 and H2O through respiration (breathing).

  • How does the liver aid in excretion?

    The liver breaks down harmful substances, excreting the by-products into bile or blood.

    Bile by-products enter the intestine and leave the body through faeces.

    Blood by-products are filtered out by the kidneys and leave the body through urine.

  • How do the kidneys aid in excretion?

    The kidneys filter by-products from your blood. They do this using ultrafiltration (UF). Anything valuable is reabsorbed by a process called diffusion. 99% of fluid is reabsorbed.