Test your kidney knowledge

Kidneys iStock 1069752898






Take our kidney quiz!

  1. In addition to removing waste products from the body, the kidneys perform which of the following roles?

    1. Release hormones that regulate blood pressure
    2. Remove drugs from the body
    3. Control the production of red blood cells
    4. Produce vitamin D
    5. All of the above

      Answer: e. In addition to these roles, the kidneys also balance the volume of fluid in the body.

  2. Which of the medications below can have a negative effect on kidney function?

    1. Ibuprofen (Advil®, Motrin®)
    2. Blood pressure medication
    3. Estrogen therapy
    4. Antacids (Tums®, Gaviscon®)
    5. All of the above

      Answer: a. Ibuprofen is a type of Non-steroidal anti-inflammatory drug (NSAIDS). Chronic use of NSAIDS can cause damage to the kidneys, especially if you also take diuretics (water pills) or ACE inhibitors. Other common NSAIDS include aspirin and naproxen. If you use these medications regularly, talk to your doctor about having your kidney-function checked.

  3. True or false, the kidneys are the most-commonly transplanted organ?

             Answer: True. In 2017, 16,338 Canadians received a kidney transplant1.

  4. Who should have their kidney functioning tested at least once per year?

    1. Diabetics
    2. People with high blood pressure
    3. People with heart disease
    4. People with high cholesterol
    5. All of the above

      Answer: e. Diabetes, high blood pressure, high cholesterol and obesity are risk factors for kidney disease.

  5. How many Canadian adults live with kidney disease?

    1. 2% of Canadians
    2. 7.5% of Canadians
    3. 12.5% of Canadians
    4. 17% of Canadians

      Answer: c. Approximately 12.5% of Canadians, 3 million people, have kidney disease2.

  6. How can you improve the functioning of your kidneys?

    1. Stay hydrated
    2. Exercise regularly
    3. Quit smoking
    4. Eat a healthy diet
    5. All of the above

      Answer: e. The best way to keep your kidneys healthy is to take care of your body. Most kidney problems occur because of the strain on the kidneys from other health issues, such as diabetes or heart disease.


  1. Organ replacement in Canada: CORR annual statistics, 2018. Canadian Institute for Health Information.

  2. Prevalence estimates of chronic kidney disease in Canada: results of nationally representative survey. Arora P, Vasa P, Brenner D, Iglar K, McFarlane P, Morrison H, Badawi A. CMAJ. 2013 Jun 11;185(9):E417-23.

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