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Twelfth Grade (Grade 12) Circulatory and Immune Systems Questions

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Grade 12 Circulatory and Immune Systems
Grade 12 Circulatory and Immune Systems
Where do the veins and arteries come together?
  1. capillaries
  2. heart
  3. ventricles
  4. aorta
Grade 12 Circulatory and Immune Systems
What is not a function of the cardiovascular system?
  1. regulate body temperature
  2. transport hormones
  3. take in oxygen
  4. remove metabolic wastes
Grade 12 Circulatory and Immune Systems
Grade 12 Circulatory and Immune Systems
Grade 12 Circulatory and Immune Systems
Grade 12 Circulatory and Immune Systems
Grade 12 Circulatory and Immune Systems
The lymphatic system
  1. responds to internal and external changes by activating appropriate muscles and glands.
  2. picks up fluid leaked from blood vessels and returns it to the blood.
  3. secretes hormones that regulate processes such as growth, reproduction, and nutrients use.
  4. produces heat.
Grade 12 Circulatory and Immune Systems
Grade 12 Circulatory and Immune Systems
Which is the "river" in which blood cells travel?
  1. leukocytes
  2. erythrocytes
  3. platelets
  4. plasma
Grade 12 Circulatory and Immune Systems
These blood vessels return blood to the heart.
  1. arteries
  2. capillaries
  3. arterioles
  4. veins
Grade 12 Circulatory and Immune Systems
Blood and lymph are examples of
  1. dense connective tissue.
  2. fluid connective tissue.
  3. simple squamous epithelia.
  4. neuralgia.
Grade 12 Circulatory and Immune Systems
Grade 12 Circulatory and Immune Systems
What is the lub-dub sound characteristic of the heart?
  1. relaxation of the heart muscle
  2. opening and closing of the heart valves
  3. shaking of the heart
  4. constriction of the aorta
Grade 12 Circulatory and Immune Systems
These cells transport oxygen.
  1. leukocytes
  2. erythrocytes
  3. dermacytes
  4. osteocytes
Grade 12 Circulatory and Immune Systems
What is the role of platelets in the blood?
  1. carry oxygen to the cells and carbon dioxide away from the cells
  2. fight foreign invaders
  3. contain hemoglobin
  4. act as a clotting factor when a blood vessel is injured
Grade 12 Circulatory and Immune Systems
Grade 12 Circulatory and Immune Systems
What is hypertension also known as?
  1. the secret
  2. melanoma
  3. the silent killer
  4. the homewrecker
Grade 12 Circulatory and Immune Systems
Grade 12 Circulatory and Immune Systems
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