Diaphragm Structures and Functions Quiz

Which structures make up the diaphragm?

Central tendon

Muscular part

Hiati with contents

All of the above (correct)

Which nerve provides motor innervation to the diaphragm?

Hemiazygos nerve

Vagus nerve

Intercoastal nerves

Phrenic nerve (correct)

Which artery supplies blood to the diaphragm?

Internal thoracic artery

Pericardiophrenic artery

Superior phrenic artery

All of the above (correct)

Which veins drain the diaphragm?

Posterior intercostal veins Signup and view all the answers

Which ligaments are associated with the diaphragm?

All of the above Signup and view all the answers

Which nerves form the intercostal nerves in the thoracic wall?

Ventral rami of spinal nerves Signup and view all the answers

Which spinal nerve forms the subcostal nerve?

T12 Signup and view all the answers

Which intercostal nerves have lateral and anterior cutaneous branches?

T3-T6 Signup and view all the answers

Which nerve is the lateral cutaneous branch of the 2nd intercostal nerve?

Intercostobrachial nerve Signup and view all the answers

From which spinal nerves is the phrenic nerve derived?

C3-5 of cervical plexus Signup and view all the answers

Which artery supplies blood to the posterior intercostal arteries of the thoracic wall?

Supreme intercostal artery Signup and view all the answers

Which arteries supply blood to the anterior intercostal arteries of the thoracic wall?

Internal thoracic arteries Signup and view all the answers

Which veins drain the anterior intercostal veins of the thoracic wall?

Internal thoracic veins Signup and view all the answers

Which veins drain the posterior intercostal veins on the right side of the thoracic wall?

Azygos veins Signup and view all the answers

Which veins drain the posterior intercostal veins on the left side of the thoracic wall?

Brachiocephalic veins Signup and view all the answers

Which intercostal structures lie between the internal and innermost intercostal muscles in the thoracic wall?

Intercostal vein, artery, and nerve (VAN) Signup and view all the answers

At which location do the collateral branches of intercostal nerves, arteries, and veins emerge in the thoracic wall?

Costal angle of the rib Signup and view all the answers

In what order do the collateral branches of intercostal nerves, arteries, and veins appear from superior to inferior in the thoracic wall?

Nerve, artery, vein (NAV) Signup and view all the answers

What do the posterior intercostal vessels anastomose with in the thoracic wall?

Anterior counterparts of the same side Signup and view all the answers

What are the two layers of the pericardium?

Fibrous pericardium and serous pericardium Signup and view all the answers