A) Amphibians
B) Mammals
C) Reptiles
D) Aves
Correct Answer: B
Solution :
The fourth right arch forms the right sub-clavian as far as the origin of its internal mammary branch; while the fourth left arch constitutes the arch of the aorta between the origin of the left carotid artery and the termination of the ductus arteriosus.You need to login to perform this action.
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