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Biologia : Sistema Circulatório



Seu desempenho  

1.

Which of these is not a feature of veins?

  They contain valves.

  They return blood from the various parts of the body to the heart.

  All veins carry deoxygenated blood.

  They are thin-walled.

Dica      

2.

Identify the blood vessel ‘A’ in this diagram.
heart

  Aorta

  Pulmonary artery

  Inferior vena cava

  Carotid artery

3.

Contraction of ventricles is known as diastole.

  True

  False

4.

Sphygmomanometer is an instrument used to record

  Blood pressure

  Heart rate

  Electrical activity of heart

  Respiratory rate

Dica      

5.

Identify the blood vessel ‘D’ in this diagram.
heart

  Superior vena cava

  Inferior vena cava

  Aorta

  Pulmonary Trunk


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