SA node/pace maker helps in

Initiation of heart beat

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Conduction of blood

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Opening of bicuspid valve

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Opening of tricuspid valve.

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Solution

The correct option is A Initiation of heart beat
The electrical impulses of SA nodes spreads through the walls of the atria and causes them to contract. This forces blood into the ventricles and initiate the heartbeat.
So, the correct option is A.

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Similar questions

The second heart sound (dubb) is associated with the closure of ?
(a) tricuspid valve
(b) semilunar valve
(c) bicuspid valve
(d) tricuspid and bicuspid valve

Q. The SA node which is the pace maker of the heart is composed of

Q. Why heart has valves at all the apertures? Write about the bicuspid and tricuspid valves.

Q. Bicuspid and tricuspid valves are open during

Heart sounds are produced due to
(a) Closure of tricuspid and bicuspid valves
(b) Rushing of blood through valves producing turbulence
(c) Closure of atrioventricular and semilunar valves
(d) Entry of blood into auricles

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SA node/pace maker helps in

The correct option is A Initiation of heart beatThe electrical impulses of SA nodes spreads through the walls of the atria and causes them to contract. This forces blood into the ventricles and initiate the heartbeat. So, the correct option is A.

The correct option is A Initiation of heart beat
The electrical impulses of SA nodes spreads through the walls of the atria and causes them to contract. This forces blood into the ventricles and initiate the heartbeat.
So, the correct option is A.