In amphibians, the heart has ______________.

Two auricles and two ventricles

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Two auricles and one ventricle

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One auricles and two ventricle

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One auricles and one ventricle and one sinus venosus

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Solution

The correct option is A Two auricles and one ventricle
Amphibians have two auricles and one ventricle as a process of evolution. Mixing of oxygenated and deoxygenated blood occurs due to presence of one ventricle.
So, the correct answer is B.

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Similar questions

Q. Assertion :Amphibian heart consists of two auricles and one ventricle. Reason: The deoxygenated blood is returned to heart through sinus venosus.

Q. Bundle of 'His' is found in
(a) inus venosus
(b) auricles
(c) ventricle
(d) heart

Are you aware that we have two auricles and two ventricles? Could you arrange them in a proper way?

Q. In mammals the opening of post caval in the right auricle is guarded by
(a) mitral valve
(b) auricles
(c) ventricle
(d) heart

Human heart has four chambers called as auricles and ventricles. It has two sides that is right and left which are separated by a structure that prevents mixing of blood. Name the structure that separates the two sides of the heart.

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In amphibians, the heart has ______________.

The correct option is A Two auricles and one ventricleAmphibians have two auricles and one ventricle as a process of evolution. Mixing of oxygenated and deoxygenated blood occurs due to presence of one ventricle. So, the correct answer is B.

The correct option is A Two auricles and one ventricle
Amphibians have two auricles and one ventricle as a process of evolution. Mixing of oxygenated and deoxygenated blood occurs due to presence of one ventricle.
So, the correct answer is B.