12535883
Description
Quiz by Jeffrey Piggott, updated more than 1 year ago
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Created by Jeffrey Piggott
over 6 years ago
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Question 1
Question
Which chamber of the heart has the thickest muscle wall?
Answer
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A left atrium
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B left ventricle
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C right atrium
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D ight ventricle
Question 2
Question
The diagram shows the human heart and some of the blood vessels connected to it.
Before blood in W reaches Z it must:
Answer
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A gain glucose.
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B give up heat to the skin.
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C pass through capillaries.
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D travel to the head.
Question 3
Question
Which blood vessel has a high carbon dioxide concentration, a low oxygen concentration and a
high blood pressure?
Answer
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A aorta
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B pulmonary artery
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C pulmonary vein
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D vena cava
Question 4
Question
The diagram shows a section through the heart.
Which part pumps blood to the aorta?
Answer
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A
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B
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C
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D
Question 5
Question
The diagram shows a section through a blood vessel in the leg.
Which type of blood vessel is shown, and in which direction does the blood flow?
Answer
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artery; blood flow is P to Q.
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vein; blood flow is P to Q.
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artery; blood flow is Q to P.
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vein; blood flow is Q to P.
Question 6
Question
Which statement is correct for most veins in the human body?
Answer
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A They carry blood at high pressure.
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B They have a pulse.
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C They have valves.
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D They take blood away from the heart.
Question 7
Question
The diagrams show some components of the blood of a mammal.
Which component causes the blood to start clotting?
Answer
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A
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B
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C
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D
Question 8
Question
Why is the circulatory system of mammals described as a double circulation?
Answer
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A Blood flows firstly through arteries and then through veins.
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B Blood flows through the heart twice on one complete circuit of the body.
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C In the heart, blood flows firstly through atria and then through ventricles.
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D The atria and the ventricles contract alternately.
Question 9
Question
In which list do all three blood vessels carry oxygenated blood?
Answer
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A aorta, pulmonary artery, renal artery
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B aorta, pulmonary vein, renal artery
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C vena cava, pulmonary artery, renal vein
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D vena cava, pulmonary vein, renal vein
Question 10
Question
The diagram shows a double circulatory system.
Which vessels carry oxygenated blood?
Answer
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A 1 and 2
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B 1 and 4
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C 2 and 3
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D 2 and 4
Question 11
Question
Which route is taken by air passing from the lungs of a human to the atmosphere?
Answer
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A alveolus → bronchus → trachea
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B alveolus → trachea → bronchus
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C bronchus → alveolus → trachea
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D trachea → alveolus → bronchus
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