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प्रश्न
State the Function: Coronary artery
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उत्तर
It carries blood to the muscles of heart.
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संबंधित प्रश्न
Name of the valve between the left atrium and left ventricle and give its significance.
The help of a well-labelled diagram describes the internal structure of the human heart.
State the Function: Chordae tendinae
Blood is pumped by
Why are the walls of the left ventricle thicker than the other chambers of the heart?
______ is the nodal tissue located in the lower-left corner of the right atrium.
The inner surface of the ventricle is thrown into series of irregular muscular ridges called ______
Fill in the blanks of the following paragraph using just two words – arteries and veins.
___(a)___ carry oxygen-rich blood from the heart to all parts of the body and ___(b)___ carry carbon dioxide-rich blood from all parts of the body back to the heart. ___(c)___ have thin walls and ___(d)___ have thick elastic walls. Blood flows at high pressure in ___(e)___. Valves are present in ___(f)___ which allow blood to flow only towards the heart. ___(g)___ divide into smaller vessels. These vessels further divide into extremely thin tubes called capillaries. The capillaries join up to form ___(h)___.
Valves are present in ______.
The rate of heartbeat is determined by ______.
