Eustachian valve which is of no significance in an adult mammal, is a vestigial organ, a vestige of

Spiral valve

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Sinus venosus

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Sino-auricular valve

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Semilunar valves

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Solution

The correct option is B
Sinus venosus

The eustachian valve is an embryologic remnant of the valve of the inferior vena cava. Sinus venosus is the structure from which the vena cava differentiate.

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Similar questions

Q. The sino-auricular valve occurs

Q. Match the following:

\begin{matrix} 1. Thebesian valve & a. Left auriculoventricular foramen 2. Mitral valve & b. Coronary sinus 3. Eustachian valve & c. Right auriculoventricular foramen 4. Tricuspid valve & d. Inferior vena cava \end{matrix}

Q. Mark the odd one in each of the following series:
Mitral valve, tricuspid valve, semilunar valve, venous valve.

Q. Differentiate between.
Mitral valve and semilunar valve

The second heart sound (dubb) is associated with the closure of ?
(a) tricuspid valve
(b) semilunar valve
(c) bicuspid valve
(d) tricuspid and bicuspid valve

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Eustachian valve which is of no significance in an adult mammal, is a vestigial organ, a vestige of

The correct option is B Sinus venosus The eustachian valve is an embryologic remnant of the valve of the inferior vena cava. Sinus venosus is the structure from which the vena cava differentiate.

The correct option is B
Sinus venosus

The eustachian valve is an embryologic remnant of the valve of the inferior vena cava. Sinus venosus is the structure from which the vena cava differentiate.