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Question
The nerve like modified muscle in the right auricle is known as
The nerve like modified muscle in the right auricle is known as
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Solution
The correct option is A Pacemaker
The sinoatrial node (SAN) is a mass of nerve tissue found in the upper part of right auricle. It generates the nerve impulses, which is responsible for starting the contraction of the heart. It controls the rhythm of the heart contraction. Hence, it is called as the natural pacemaker of the heart.
The sinoatrial node (SAN) is a mass of nerve tissue found in the upper part of right auricle. It generates the nerve impulses, which is responsible for starting the contraction of the heart. It controls the rhythm of the heart contraction. Hence, it is called as the natural pacemaker of the heart.
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