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Circulatory system (blood) Quiz on Blood quiz, created by shelleymcgurk on 11/02/2014.

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Blood quiz

Question 1 of 9

1

How many liters of blood does the adult human body contain?

Select one of the following:

  • 5 liters

  • 10 liters

  • 15 liters

Explanation

Question 2 of 9

1

What is the function of white blood cells?

Select one of the following:

  • To carry oxygen from the lungs

  • To fight infections

  • To create clots

Explanation

Question 3 of 9

1

What does it mean when there's an increase of white blood cells in the body?

Select one of the following:

  • There's an infection somewhere in the body

  • Your body just finished fighting an infection

  • There's no oxygen in the blood

Explanation

Question 4 of 9

1

What substance makes up the majority of plasma?

Select one of the following:

  • Proteins

  • Water

  • Electrolytes

Explanation

Question 5 of 9

1

What are the two components that make up blood?

Select one of the following:

  • Red blood cells and white blood cells

  • Protein and water

  • Cells and plasma

Explanation

Question 6 of 9

1

What is the function of platelets in the blood?

Select one of the following:

  • Clotting

  • Fighting infection

  • Carrying oxygen from the lungs

Explanation

Question 7 of 9

1

Where are blood cells produced?

Select one of the following:

  • Heart

  • Bone marrow

  • Blood vessels

Explanation

Question 8 of 9

1

Which of the following helps to remove carbon dioxide (CO2) from the body?

Select one of the following:

  • Red blood cells

  • White blood cells

  • Platelets

Explanation

Question 9 of 9

1

Red blood cells make up what percentage of the elements in blood?

Select one of the following:

  • 33%

  • 50%

  • 90%

Explanation

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