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Eighth Grade (Grade 8) Circulatory and Immune Systems Questions

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Grade 8 Circulatory and Immune Systems
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
Grade 8 Circulatory and Immune Systems
What are the functions of blood?
  1. helps regulate your body temperature
  2. transports oxygen, nutrients, & hormones through the body
  3. defends the body from infection
  4. all of the above
Grade 8 Circulatory and Immune Systems
Pulmonary veins come from the lungs and are the only veins in your body that do what?
  1. Get rid of deoxygenated blood
  2. Carry liquid wastes
  3. Carry little bits of iron in them
  4. Carry oxygenated blood
Grade 8 Circulatory and Immune Systems
Capillaries have thin walls that allow what to happen?
  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
Which are parts of your circulatory system?
  1. It's your bones and ligaments.
  2. It's your lungs and trachea.
  3. It's your heart and blood.
  4. It's your nervous system.
Grade 8 Circulatory and Immune Systems
Grade 8 Circulatory and Immune Systems
Grade 8 Circulatory and Immune Systems
Grade 8 Circulatory and Immune Systems
Grade 8 Circulatory and Immune Systems
Grade 8 Circulatory and Immune Systems
What is the largest artery?
  1. aorta
  2. pulmonary artery
  3. superior vena cava
Grade 8 Circulatory and Immune Systems
Blood pressure is cause by
  1. the force of the lungs sucking in air
  2. the force of your biceps contracting
  3. the force with which your ventricles contract
  4. none of the above
Grade 8 Circulatory and Immune Systems
Veins are blood vessels that carry blood
  1. away from the heart
  2. back to the heart
  3. back to the lungs
  4. between cells of the body
Grade 8 Circulatory and Immune Systems
Which is the site where oxygen diffuses into the blood?
  1. trachea
  2. bronchus
  3. alveoli
  4. bronchiole
Grade 8 Circulatory and Immune Systems
Which of these describes the heart?
  1. Nerve
  2. Muscle
  3. Cartilage
  4. Synapse
Grade 8 Circulatory and Immune Systems
Platelets work to
  1. fight diseases
  2. stop bleeding
  3. carry oxygen
  4. carry carbon dioxide
Grade 8 Circulatory and Immune Systems
What is carried around the body in arteries?
  1. deoxygenated blood at high pressure
  2. deoxygenated blood at low pressure
  3. oxygenated blood at high pressure
  4. oxygenated blood at low pressure
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