(B) The $SA-$node (Sinoatrial node),also known as the pacemaker of the heart,is a specialized bundle of cardiac muscle fibers located in the upper lat

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Upper lateral wall of right atrium

(B) The $SA-$node (Sinoatrial node),also known as the pacemaker of the heart,is a specialized bundle of cardiac muscle fibers located in the upper lateral wall of the right atrium,near the opening of the superior vena cava.

Class 11 Biology Body Fluids and Circulation Structure and function of heart

$SA-$node is located in

A
Lower lateral wall of right atrium
B
Upper lateral wall of right atrium
C
Upper lateral wall of left atrium
D
Lower lateral wall of left atrium

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Body Fluids and Circulation

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Structure and function of heart

Purkinje fibers are found in:

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The heart of a healthy man beats normally per minute:

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Bundle of His is a network of

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The posterior vena cava:

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$SA-$node is located in

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Purkinje fibers are found in:

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Bundle of His is a network of

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