Anatomy Pericardium & Heart 3e442fe7

Eustachian valve is seen in -

Eustachian tube opening at nasopharyngeal end

Eustachian tube opening in tympanic cavity

IVC opening in right atrium

Coronary sinus opening in right atrium

High-Yield Explanation

Ans. is 'c' i.e., IVC opening in right atrium o Opening of IVC in right atrium is guarded by - Eustachian valve (rudimentary valve). o Opening of coronary sinus in right atrium is guarded by - Semilunar valve/Thebesian valve (functional valve)

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Eustachian valve is seen in -

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