What is the difference between a frog skull and a fish skull?

| September 1, 2021 | education

1) What is the difference between a frog skull and a fish skull? 2) What is the difference between the frog’s spine in terms of the number of ribs and vertebrae? 3) What are the bones of the forelimb? 4) What is the respiratory organ of the frog? 5) What is the difference between the heart of a frog and the heart of a fish? 6) How many circles of blood circulation?

There are much fewer bones in the frog’s skull, they are fused, the only movable bone is the lower jaw.
The number of vertebrae in the spine has decreased and there are no ribs;
Real limbs appeared.
The forelimb is formed by the shoulder, forearm and hand.
The respiratory organ is the lungs.
A frog’s heart consists of not two, but three chambers.
In connection with pulmonary respiration, there are two circles of blood circulation.



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