Thorax — Flashcards

Flashcard 61: On the left side, _____ posterior intercostal veins and the subcostal vein drain into the hemiazygos vein.

Answer: 9th to 11th

Flashcard 62: On the right side, the lower intercostal spaces (below _____ ICS) drain directly into the azygous vein

Answer: 4th

Flashcard 63: _____ diaphragmatic pleura is innervated by phrenic nerve and the pain is referred to the lateral neck and supraclavicular region

Answer: Mediastinal and central

Flashcard 64: On the left side, the _____ posterior intercostal veins drain into the accessory hemiazygos vein.

Answer: 5th to 8th

Extra: Venous drainage of the left posterior intercostal veins: - 1st: Left brachiocephalic vein. - 2nd–4th: Left superior intercostal vein (drains to left brachiocephalic). - 5th–8th: Accessory hemiazygos vein. - 9th–11th: Hemiazygos vein.

Flashcard 65: The sequence of structures at the right hilum from superior to inferior is: BABV_____Pulmonary arteryPrincipal (Hyparterial) bronchusInferior pulmonary vein

Answer: Superior lobar (Eparterial) bronchus

Flashcard 66: The esophagus lies in the _____ and posterior inferior mediastinum.

Answer: superior

Flashcard 67: The roots of the lung are at the level of _____-T7 vertebral bodies.

Answer: T5

Flashcard 68: The inferior border of the heart is made by the _____ mainly and a small contribution by the left ventricle.

Answer: right ventricle

Flashcard 69: Each of the upper _____ intercostal spaces has 2 anterior intercostal arteries and 1 posterior intercostal artery.

Answer: 9

Flashcard 70: The thoracic duct lies in the _____ and posterior inferior mediastinum.

Answer: superior