Question

Why three chambered heart of frog is not as efficient has the four chambered heart of birds and mammals?

Answer 1

three chamber of frog is not as efficient than four chamber heat bird because in frog intermixing of pure and impure blood take. place while in bird four chamber are there so the impure blood which come from superior vena cava and inferior vena cava passes through right auricle and then right ventricle and then blood pass through lung where. oxygen is added and it comes to left auricle and Left ventricle as bird as 4, chamber so intermixing of blood does not take place

Answer 2

FOUR CHAMBERED HEART SUCH AS MAMMALIAN BODY TEMPERATURE DOES NOT CHANGE WITH THE SORROUNDING.BUT THREE CHAMBERED HEART SUCH AS FROGS BODY TEMPERATURE CHANGES WITH THE SORROUNDING. HOPE IT IS USEFUL