Kidneys & Urinary System Quiz: How Well Do You Know Your Body?

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  • Questions: 10
  • Last Updated: 03 Sep, 2025
  • Attempts: 1
  • liked by 100%
Let's Start this Quiz

Our kidneys get no more attention than the heart or the lungs, but they're working diligently behind the scenes getting some of the most important jobs in our body done. These tiny bean-shaped organs act like in-house filters, cleaning the blood, managing fluids, and helping to keep blood pressure in check. Without them, our system would be in the trash. This quiz is all about learning how kidneys make us healthy and why it's so crucial to take care of them.

How many kidneys does a healthy human body usually have?

  • 1

  • 4

  • 3

  • 2

Which drink is considered best for keeping kidneys healthy?

  • Soda

  • Alcohol

  • Water

  • Energy drinks

What happens if both kidneys stop working properly?

  • You get stronger

  • Waste builds up in the body

  • You sleep more

  • Nothing serious

Which habit can damage kidneys over time?

  • Drinking enough water

  • Eating too much salty food

  • Regular exercise

  • Sleeping well

Kidneys also help control which body function?

  • Breathing rate

  • Skin color

  • Hair growth

  • Blood pressure

What machine helps clean the blood if kidneys fail?

  • Ventilator

  • X-ray machine

  • ECG machine

  • Dialysis machine

Which test shows how well kidneys are working?

  • Vision test

  • Hearing test

  • Blood and urine test

  • X-ray of the chest

What is the main job of the kidneys?

  • To help us breathe

  • To filter waste from the blood

  • To digest food

  • To pump blood

Where are the kidneys located in the body?

  • In the lower back

  • In the chest

  • In the neck

  • In the arms

What color is healthy urine usually?

  • Dark brown

  • Bright red

  • Pale yellow

  • Blue

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