World Kidney Day
03.09
2017
World
Kidney
Day
Kidney Facts
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Quiz




How much do you know about your amazing kidneys? Take this quiz to find out!


You will be presented 10 questions. For each of the 10 questions, three answers are possible. Only one answer is correct. Once you have identified what you think is the correct answer, mark the corresponding checkbox, and then click on the Submit button. The correct answer will then be displayed. When you are ready to continue to the next question, click on the Next Question button. You will get your score at the end of the quiz.






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Question 1 1/10

 How many kidneys are there in the human body ?

1. one

2. two

3. four

Incorrect

Incorrect

We actually have two kidneys :
one on each side of the body.

Correct!

Correct

We have two kidneys :
one on each side of the body.

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Question 2 2/10

To what anatomic system do the kidneys belong ?

1. the urinary system

2. the nervous system

3. the digestive system

Incorrect

Incorrect

The urinary system is made of the kidneys, the ureters, the bladder and the urethra

Correct!

Correct

The urinary system is made of the kidneys, the ureters, the bladder and the urethra.

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Question 3 3/10

Where are the kidneys located ?

1. at the lower back of the body

2. on each side of the stomach

3. at the back, just below the rib cage

Incorrect

Incorrect

Most people think that the kidneys are located at the lower back of the body. They are actually at the back, but not so much at its bottom. They are located just below your rib cage.

Correct!

Correct

Although most people think that the kidneys are located at the lower back of the body, they are actually at the back, not so much at its bottom, but just below our rib cage.

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Question 4 4/10

What is a kidney approximately the size of ?

1. a computer mouse

2. a chicken egg

3. a foot

Incorrect

Incorrect

Each kidney is approximately 12cm long, which corresponds to the size of a computer mouse.

Correct!

Correct

Each kidney is approximately 12cm long, which corresponds to the size of a computer mouse.

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Question 5 5/10

What are the kidneys main functions ?

1. regulate body water, filter blood and eliminate metabolic wastes

2. transport nutrients to cells and carry the wastes to the intestine

3. help immune system

Incorrect

Incorrect

The main function of the kidneys is to filter the blood, collect the wastes it contains, and eliminates them through urine. However, they also ensure body water regulation, active vitamin D production and blood pressure regulation.

Correct!

Correct

The kidneys filter the blood, collect the wastes it contains, and eliminates them through urine. The kidneys also ensure body water regulation, active vitamin D production and blood pressure regulation.

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Question 6 6/10

Through which mechanism do the kidneys regulate water balance ?

1. they control thirst

2. they produce water through metabolic reactions

3. they adjust urine volume

Incorrect

Incorrect

Water balance is essentially regulated by urine. The kidneys adjust the volume of water eliminated through urine. They adapt urine volume to the body's need in order to maintain the right balance between the water we gain and the water we lose.

Correct!

Correct

Water balance is essentially regulated by urine. The kidneys adjust the volume of water eliminated through urine. They adapt urine volume to the body's need in order to maintain the right balance between the water we gain and the water we lose.

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Question 7 7/10

What is urine made of ?

1. toxins

2. water and waste products

3. digestive substances

Incorrect

Incorrect

Urine is formed in the nephrons (the kidneys filtering units). It contains waste products filtered from the blood, and mainly water.

Correct!

Correct

Urine is formed in the nephrons (the kidneys filtering units). It contains waste products filtered from the blood, and mainly water.

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Question 8 8/10

What are kidney stones made of ?

1. Aggregation of blood within the renal artery

2. Crystallization of some waste products in the urinary tract

3. Agglomeration of dead kidney cells in the urinary tract

Incorrect

Incorrect

Kidney stones are small crystals that can form from the aggregation of waste products in the urinary tract. This happens when our kidneys have to filter too much waste compared to water, and is usually due to an imbalance between what we eat and drink.

Correct!

Correct

If there is not a right balance between what we eat and drink, our kidneys will filter too much waste compared to water. Waste products can then aggregate, and form small crystals called kidney stones.

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Question 9 9/10

What are the two main causes of CKD ?

1. Diabetes and Hypertension

2. Obesity and Cholesterol

3. Smoking and alcohol consumption

Incorrect

Incorrect

Diabetes and Hypertension are the main causes for last stage CKD. Among 10 people suffering from kidney failure, 4 are because of Diabetes, 3 because of Hypertension.

Correct!

Correct

Among 10 people suffering from kidney failure, 4 are because of Diabetes, 3 because of Hypertension.

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Question 10 10/10

How is a kidney specialist called ?

1. Neurologist

2. Nephrologist

3. Endocrinologist

Incorrect

Incorrect

Kidney specialists are referred to as nephrologist. This comes from the Greek word "nephros", which means kidney.

Correct!

Correct

This name comes from the Greek word "nephros", which means kidney.

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World Kidney Day Danone Rsearch