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Circulatory and Immune Systems Questions - All Grades

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Grade 2 Circulatory and Immune Systems
Which describes the heart?
  1. a muscle
  2. the size of your fist
  3. able to pump blood throughout your whole body
  4. all of these
Grade 5 Circulatory and Immune Systems
Grade 5 Circulatory and Immune Systems
Which body system includes arteries and veins?
  1. excretory system
  2. circulatory system
  3. respiratory system
  4. reproductive system
Grade 7 Circulatory and Immune Systems
The heart muscle pumps blood through the
  1. respiratory system.
  2. nervous system.
  3. digestive system.
  4. circulatory system.
Grade 4 Circulatory and Immune Systems
Your heart
  1. is a muscle.
  2. carries carbon dioxide to your cells.
  3. holds your emotions.
  4. all the above
Grade 8 Circulatory and Immune Systems
What do red blood cells not do?
  1. carry oxygen
  2. fight germs
  3. take carbon dioxide or waste away
Grade 5 Circulatory and Immune Systems
The system responsible for moving material throughout the body is the
  1. excretory system.
  2. digestive system.
  3. circulatory system.
  4. respiratory system.
Grade 8 Circulatory and Immune Systems
Grade 8 Circulatory and Immune Systems
Grade 5 Circulatory and Immune Systems
Grade 8 Circulatory and Immune Systems
Capillaries have thin walls that allow
  1. oxygen and nutrients to flow out of the blood to the cells.
  2. blood to flow in very narrow places.
  3. cuts to heal quickly.
  4. blood to stop flowing if needed.
Grade 8 Circulatory and Immune Systems
What are the chambers of the heart?
  1. atria or auricles and ventricles
  2. veins and arteries
  3. adenoids and tonsils
Grade 8 Circulatory and Immune Systems
Pulmonary veins carry blood from the lungs and are the only veins in your body that
  1. get rid of deoxygenated blood.
  2. carry liquid wastes.
  3. carry iron in them.
  4. carry oxygenated blood.
Grade 4 Circulatory and Immune Systems
Your heart's job is to
  1. make heat to keep your body warm.
  2. make you strong.
  3. move blood to all parts of your body.
  4. help you breathe.
Grade 8 Circulatory and Immune Systems
What are the functions of blood?
  1. helps regulate your body temperature
  2. transports oxygen, nutrients, and hormones through the body
  3. defends the body from infection
  4. all of the above
Grade 7 Circulatory and Immune Systems
The circulatory system gets oxygen from the
  1. digestive system.
  2. endocrine system.
  3. respiratory system.
  4. skeletal system.
Grade 6 Circulatory and Immune Systems
What are capillaries?
  1. big, blue blood vessels next to the heart
  2. blood vessels that lead blood away from the heart
  3. blood vessels so small that cells have to go through them single file
Grade 6 Circulatory and Immune Systems
Grade 5 Circulatory and Immune Systems
The cardiovascular system includes the
  1. stomach, esophagus, and intestines.
  2. liver, kidneys, and spleen.
  3. heart, blood vessels, and blood.
  4. none of the above
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