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Tenth Grade (Grade 10) Circulatory and Immune Systems Questions

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Grade 10 Circulatory and Immune Systems
The circulatory system is composed of the                                .
  1. lungs, heart, and brain
  2. lungs, blood vessels, and heart
  3. heart, blood, and blood vessels
  4. heart, arteries, and veins
Grade 10 Circulatory and Immune Systems
What is hemoglobin?
  1. the oxygen-carrying molecule of a red blood cell
  2. the oxygen-storing molecule of muscle cells
  3. a layer of fat cells between the skin and muscle of marine mammals
  4. the rounded, fat-filled region of a toothed whale's forehead
Grade 10 Circulatory and Immune Systems
A normal blood pressure should be about                .
  1. 100/60
  2. 90/130
  3. 120/80
  4. 56/200
  5. 175/56
Grade 10 Circulatory and Immune Systems
Specialized proteins that aid in destroying infectious agents are                .
  1. germs
  2. vaccines
  3. antibodies
  4. bacteria
Grade 10 Circulatory and Immune Systems
The large vein that carries deoxygenated blood into the heart from the lower body is the                   .
  1. aorta
  2. inferior vena cava
  3. renal vein
  4. superior vena cava
Grade 10 Circulatory and Immune Systems
Which body system is responsible for carrying blood from the heart to the lungs and back to the heart again?
  1. pulmonary circulatory system
  2. systemic circulatory system
  3. renal circulatory system
  4. lymphatic system
Grade 10 Circulatory and Immune Systems
Systemic circulation carries blood between the
  1. body and heart.
  2. heart and lungs.
  3. lungs and body.
  4. body and brain.
Grade 10 Circulatory and Immune Systems
The pulmonary artery carries oxygenated blood from the heart to the lungs.
  1. True
  2. False
Grade 10 Circulatory and Immune Systems
The heart beats about                 times in the average human lifetime.
  1. 3 billion
  2. 2 million
  3. 6 billion
  4. 2.5 billion
  5. 4 million
Grade 10 Circulatory and Immune Systems
Which is NOT considered part of the lymphatic system?
  1. tonsils
  2. kidneys
  3. appendix
  4. bone marrow
Grade 10 Circulatory and Immune Systems
Most iron in the body is in (the)                .
  1. appendix
  2. cells
  3. chromosomes
  4. hemoglobin
Grade 10 Circulatory and Immune Systems
What is the main artery of the human body?
  1. inferior vena cava
  2. iliac arteries
  3. superior vena cava
  4. aorta
Grade 10 Circulatory and Immune Systems
The lymphatic system can be best described as a
  1. relay network.
  2. drainage network.
  3. pumping system.
  4. excretion system.
Grade 10 Circulatory and Immune Systems
Which substance is NOT delivered to all body cells by the plasma?
  1. antigens
  2. carbon dioxide
  3. food
  4. oxygen
Grade 10 Circulatory and Immune Systems
Veins carry blood away from the heart.
  1. True
  2. False
Grade 10 Circulatory and Immune Systems
The heart beats about                 times per day.
  1. 100,000
  2. 150,000
  3. 50,000
  4. 300,000
  5. 70,000
Grade 10 Circulatory and Immune Systems
The matrix of blood tissue is called plasma and is a liquid.
  1. True
  2. False
Grade 10 Circulatory and Immune Systems
Which of the following minerals is the most important to help regulate blood pressure?
  1. calcium
  2. water
  3. magnesium
  4. potassium
  5. amethyst
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