Describe the fate of aortic arches 1-6, the ventral aorta, and dorsal aorta for each of...

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Medical Sciences

Describe the fate of aortic arches 1-6, the ventral aorta, anddorsal aorta for each of the following vertebrate groups:
a. Chondrichthyes
b. Actinopterygian (Teleost) fish
c. Sarcopterygian (Dipoan/Lungfish) fish
d. Anurans (larva and adult frogs)
e. Non-avian Reptiles
f. Birds
g. Mammals
When describing these fates, be sure to include whether blood ispassing through a gill capillary, lung, or bypassing a respiratoryorgan altogether. Also mention important blood vessels that formfrom each aortic arch

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3.8 Ratings (386 Votes)

ChondrichthyesegShark The first arch does not form Instead the afferent and efferent spiracular arteries form from arch II The evolution of aortic arches and cardiac chambers in vertebrates Primitive fishes represented by sharks have six paired gill arches During air respiration the blood is shunted through arches three and four while the ductus arteriosus in arch six shunts oxygenpoor blood away from the gills and to the lungs Actinopterygian FishesArches I and II are lost and only four pairs of aortic arches develop SarcopterygianA small spiracle is generally present and arch I is reduced In the Australian See Answer

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