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The nodal musculature of the heart is auto excitable. True or false?

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in Biology – Class 11 by (272k points)
The nodal musculature of the heart is auto excitable. True or false?

(a) True

(b) False

This question was posed to me by my college professor while I was bunking the class.

My question comes from Human Circulatory System in portion Body Fluids and Circulation of Biology – Class 11

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The correct choice is (a) True

The explanation is: The nodal musculature of the heart possesses the ability to produce action potentials on their own, without receiving inputs from nerve cells. Hence, the nodal musculature of the heart is auto excitable.

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