12535883
Descripción
Test por Jeffrey Piggott, actualizado hace más de 1 año
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Creado por Jeffrey Piggott
hace casi 7 años
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Pregunta 1
Pregunta
Which chamber of the heart has the thickest muscle wall?
Respuesta
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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
Pregunta 2
Pregunta
The diagram shows the human heart and some of the blood vessels connected to it.
Before blood in W reaches Z it must:
Respuesta
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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.
Pregunta 3
Pregunta
Which blood vessel has a high carbon dioxide concentration, a low oxygen concentration and a
high blood pressure?
Respuesta
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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
Pregunta 4
Pregunta
The diagram shows a section through the heart.
Which part pumps blood to the aorta?
Respuesta
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A
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B
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C
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D
Pregunta 5
Pregunta
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?
Respuesta
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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.
Pregunta 6
Pregunta
Which statement is correct for most veins in the human body?
Respuesta
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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.
Pregunta 7
Pregunta
The diagrams show some components of the blood of a mammal.
Which component causes the blood to start clotting?
Respuesta
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A
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B
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C
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D
Pregunta 8
Pregunta
Why is the circulatory system of mammals described as a double circulation?
Respuesta
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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.
Pregunta 9
Pregunta
In which list do all three blood vessels carry oxygenated blood?
Respuesta
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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
Pregunta 10
Pregunta
The diagram shows a double circulatory system.
Which vessels carry oxygenated blood?
Respuesta
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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
Pregunta 11
Pregunta
Which route is taken by air passing from the lungs of a human to the atmosphere?
Respuesta
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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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