Diaphragm

1.Thoracic diaphragm

1.Openings in the abdominal diaphragm

2.Diaphragm

3.Major openings of diaphragm

1.Structures passing through aortic opening in the diaphragm

2.Developmental sources of diaphragm

3.Vertebral level of inferior venacaval opening in the diaphragm

4.Name sub diaphragmatic recesses

1.The phrenic nerves

• 1) Arise from the cervical plexus roots 3, 4, 5
• 2) Gives sensory branches to the mediastinal and central diaphragmatic pleura
• 3) Enters the thorax by crossing the necks of the first ribs
• 4) Are the only motor nerves to the diaphragm
• a) 1, 2, 3
• b) 1, 3, 4
• c) 1, 2, 4
• d) 2, 3

2.The thoracic duct returns lymph from

• 1) Left half of the body below the diaphragm
• 2) Right half of the body below the diaphragm
• 3) Left half of the body above the diaphragm iv
• 4) Right half of the body above the diaphragm
• a) 1, 2, 3
• b) 1, 3, 4
• c) 1, 2, 4
• d) 2, 3