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Question
Refer to fig. 7.3 and answer the following questions:
(i) Impure blood is received by
(ii) Which chamber has thickest wall
(iii) Function of bicuspid value
(iv) Function of tricuspid value
Solution
(i)Inferior vena cava, superior vena cava and coronary sinus
(ii) Ventricles
(iii) Function of bicuspid valve: It prevents the reverse flow of blood from the left ventricle into the left auricle.
(iv) Function of tricuspid valve: It prevents the reverse flow of blood from the right ventricle into the right auricle.
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