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Question

How many chambered heart do the toads have?


A

1 chamber

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B

3 chambers

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C

4 chambers

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D

2 chambers

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Solution

The correct option is B

3 chambers


Toads are 3 chambered amphibians. They have 2 atria and a single ventricle. If the heart is examined, a triangular chamber is found on the dorsal side called sinus venosus. On the ventral side, there is a pitcher like chamber known as conus arteriosus.


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