Thorax - High Yield

Front 1

Dermatome of nipple

Back 1

T4

Front 2

Inferior angle of scapula

Back 2

T7

Front 3

Lies immediately posterior to manubrium

Back 3

Thymus

Front 4

Sternal angle

Back 4

T4-T5

Front 5

Rib related to oblique fissure of lung posteriorly

Back 5

2nd rib

Front 6

Rib paralleled by horizontal fissure of right lung

Back 6

4th rib

Front 7

Inferior extent of lung at midclavicular line

Back 7

6th rib

Front 8

Inferior extent of pleura at midclavicular line

Back 8

Rib 8

Front 9

Inferior extent of lung at midaxillary line

Back 9

8th rib

Front 10

Inferior extent of pleura at midaxillary line

Back 10

10th rib

Front 11

Inferior extent of lung posteriorly

Back 11

10th rib

Front 12

Inferior extent of pleura posteriorly

Back 12

12th rib

Front 13

Innervation of costal pleura

Back 13

Intercostal nerve

Front 14

Innervation of mediastinal pleura

Back 14

Phrenic nerve

Front 15

Level where ascending aorta is continuous with arch of aorta

Back 15

T4-T5

Front 16

Level where arch of aorta is continuous with descending aorta

Back 16

T4-T5

Front 17

Effect of sympathetic nerves of lungs

Back 17

Bronchodilatation
Vasoconstriction

Front 18

Effect of parasympathetic nerves on lungs

Back 18

Bronchoconstriction
Vasodilatation

Front 19

Why aspirated particles go to right primary bronchus

Back 19

Wider diameter
Vertical
Shorter

Front 20

Needle location for therapeutic plerual tapping

Back 20

Superior to 12th rib
Posterior

Front 21

Portion of R ventricle prior to beginning of pulmonary trunk

Back 21

Conus arteriosum/infundibulum

Front 22

Site for auscultation of pulmonary valve

Back 22

Left 2nd intercostal space

Front 23

Site for auscultation of aortic valve

Back 23

Right second interspace

Front 24

Site for auscultation of tricuspid valve

Back 24

Xiphisternal joint

Front 25

Site for auscultation of mitral valve

Back 25

Left fifth intercostal space
Midclavicular line

Front 26

Heart chamber with greatest sternocostal projection

Back 26

Right ventricle

Front 27

Chamber that forms apex of heart

Back 27

Left ventricle

Front 28

Chamber that contains moderator band

Back 28

Right ventricle

Front 29

Ridge located between sinus venarum and right ventricle

Back 29

Cristae terminalis at root of SVC

Front 30

Artery that determines coronary dominance

Back 30

Posterior descending (interventricular)

Front 31

Origin of SA and AV nodal arteries

Back 31

Right coronary

Front 32

Location of SA node

Back 32

Cristae terminalis

Front 33

Vessel that drains musculature of heart

Back 33

Coronary sinus

Front 34

Innervation of fibrous pericardium

Back 34

Phrenic nerve

Front 35

Most common cause of systolic ejection murmur

Back 35

Aortic stenosis

Front 36

Rib associated with sternal angle

Back 36

2nd

Front 37

Location of ductus arteriosus

Back 37

Between left pulmonary artery and aorta

Front 38

Nerve injured when reparing patent ductus arteriosus

Back 38

Left recurrent laryngeal

Front 39

Veins that unite to form brachiocephalic

Back 39

Subclavian + internal jugular

Front 40

Veins that unite to form superior vena cava

Back 40

Left and right brachiocephalic

Front 41

Termination of azygos vein

Back 41

SVC

Front 42

Structures that lie right and left of thoracic duct

Back 42

azygos vein, aorta

Front 43

Greater splanchnic nerve levels

Back 43

T5-T9

Front 44

Lesser splanchnic nerve levels

Back 44

T10-T11

Front 45

Least splanchnic nerve levels

Back 45

T12

Front 46

Structures that compress esophagus

Back 46

Left primary bronchus
Diaphragm
Arch of aorta

Front 47

Disease associated with thymoma

Back 47

Myasthenia gravis

Front 48

Central venous catheter placement

Back 48

Subclavian vein

Front 49

This vein delivers blood directly to Right atrium

Back 49

Anterior cardiac vein

Front 50

This artery supplies majority of IV sptum

Back 50

LAD

Front 51

Extension of aorta

Back 51

T4-T12

Front 52

Azygos vein empties into

Back 52

SVC