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Anatomy Thorax ce726946

SA Node is located at

A
Upper end crista terminalis
B
Lower end of crista terminalis
C
At opening of IVC
D
At ostium primum
High-Yield Explanation
SA node is situated at the atriocaval junction in the upper pa of the sulcus terminalis B D CHAURASIA'S HUMAN ANATOMY UPPER LIMB THORAX-VOLUME 1 SIXTH EDITION Page no-262

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