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प्रश्न
Which of the following is mesodermal is the origin?
विकल्प
Retina
Enamel of teeth
Heart
Liver
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उत्तर
Heart
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संबंधित प्रश्न
Foetus : Amnion : : Heart: ______
Given alongside is a diagram of the external features of the heart.
(i) Name the parts ‘1’ to ‘7’.
(ii) What happens if the coronary artery gets an internal clot?
(iii) Which type of blood does part ‘5’ carry?
(iv) Mention one structural difference between part ‘5’ and ‘4’.
Name the Following
The valve present between the left atrium and the left ventricle.
______ is known as pacemaker of heart.
Blood is pumped by
____________ branches from bundle of His and forms a network in ventricular walls.
______ is the opening of the upper chamber of the heart into the lower chamber.
Heart is covered with double-walled membrane called ______.
The rate of heartbeat is determined by ______.
Ventricles give rise to two large blood vessels called ______ and ______.
