First slide
Human Respiratory System

Mark the correct combination with regard to thoracic chamber.

 DorsalVentralLateralLower side
1.SternumVertebral column DiaphragmRibs
2.RibsVertebral column SternumDiaphragm
3.Vertebral column SternumRibsDiaphragm
4.Vertebral column SternumDiaphragmRibs


The lungs are situated in the thoracic chamber which is anatomically an air-tight chamber. The thoracic chamber is formed dorsally by the vertebral column, ventrally by the sternum, laterally by the ribs and on the lower side by the dome-shaped diaphragm.

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