Question

describe respiratory system of scoliodon

Answer 1

Answer:

Respiratory System of Scoliodon: The respiratory organs are the gills which are borne by the gill-pouches. ... There are five pairs of gill-pouches, each of which communicates with the pharyngeal cavity by a large internal branchial aperture and opens to the outside by exterior gill-slits

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Answer 2

The description about the respiratory system of scoliodon is as follows:

Explanation:

• The respiratory system of the scoliodon is based on water. As the organism lives in water.
• The water enters into the mouth after crossing the buccal cavity, the pharynx, gill pouches bearing the water, goes out through the external slits of gills.
• The blood of the scoliodon before leaving the lamellae enters and meet the high concentration. The exchange of oxygen and carbon dioxide takes place between the sea water and blood.

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