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Pectinate muscles are found on the Multiple Choice external wall of the right atrium. posterior walls of the right and left ventricles. posterior wall of the right ventricle. internal walls of the right and left atria. anterior wall of the right ventricle.

Respuesta :

Pectinate muscles are found on the internal walls of the right and left atria. The correct option is C.

What are pectinate muscles?

Pectinate muscles are ridge-like muscle elevations. They are parallel to each other and resemble comb teeth. They can be seen clearly inside the right atrium.

Pectinate muscles are found on the internal walls of the right and left atria.

Thus, the correct option is C.

For more details regarding pectinate muscle, visit:

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