Anatomy- Thorax

Front 1

What are the two parts of the diaphragm?

Back 1

CENTRAL: tendinous, central tendon
PERIPHERAL: muscular

Front 2

What are the 3 parts of the peripheral diaphragm?

Back 2

STERNAL
COSTAL
LUMBAR (right/left crura, medial/lateral arcuate ligaments)

Front 3

What are the 5 gaps in the diaphragm called?

Back 3

lumbocostal triangle, sternocostal triangle, aortic opening, esophageal opening, caval opening

Front 4

Identify the blood supply to the diaphragm.

Back 4

superior phrenic artery
inferior phrenic artery
epigastric artery
musculophrenic artery

Front 5

Identify the venous drainage for the superior surface of the diaphragm.

Back 5

pericardiophrenic and musculophrenic veins ---> internal thoracic veins
superior phrenic vein ---> IVC

Front 6

Name the venous drainage of the inferior surface of the diaphragm.

Back 6

inferior phrenic veins --> IVC or suprarenal vein

Front 7

What is the function of the diaphragm?

Back 7

principle muscle of inspiration
takes an active part in all expulsive acts

Front 8

What are the 3 respiratory movements?

Back 8

-antero-posterior: raise sternal rib ends
-transverse: elevate middle rib
-vertical: descent of diaphragm

Front 9

What are the 3 pleural recesses?

Back 9

right/left costodiaphragmatic recess
costomediastinal recess

Front 10

Identify the blood supply to the thoracic pleura.

Back 10

parietal: intercostal and internal thoracic arteries and veins
visceral: bronchial arteries and veins

Front 11

What is the location of the root of the lung?

Back 11

T5-T7

Front 12

What structures are related to the apex of the lungs?

Back 12

subclavian, common carotid, and brachiocephalic arteries, brachiocephalic veins, scalenus medius, T1 nerve, sympathetic trunk

Front 13

How many pulmonary arteries and veins are there?

Back 13

2 pulmonary arteries
4 pulmonary veins

Front 14

What supplies nutrition to the lung tissue?

Back 14

Bronchial vessels

Front 15

Where does the trachea begin and end?

Back 15

C6-T4