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Flashcards in Thorax 1 Deck (37)
1

Between which ribs does the breast lie?

2 - 6

2

What is the primary movement(s) initiated by pec major?

Shoulder flexion & adduction

3

What is the function of pec minor?

Stabilises the scapula

4

What is the primary movement(s) initiated by lat dorsi?

Shoulder extension & adduction

5

What is the primary movement(s) initiated by serratus anterior?

Scapular protraction and rotation in shoulder abduction

6

Name the 3 groups of lymph nodes involved in breast lymph drainage.

Anterior/Pectoral
Central
Apical

7

In relation to pec minor, where do the anterior nodes lie?

Medial

8

In relation to pec minor, where do the central nodes lie?

Deep

9

In relation to pec minor, where do the apical nodes lie?

Medial

10

List in order the severity groupings for the 3 groups of lymph nodes.

Anterior - G1
Central - G2
Apical - G3

11

What structures make up the thoracic inlet?

T1
1st Ribs & cc's
Manubrium

12

Where does the subclavian vein lie in relation to the artery?

Anterior

13

From anterior to posterior, list the arteries, veins and nerves that pass through the thoracic inlet.

Subclavian vein
Subclavian artery
Inferior trunk of brachial plexus

14

What structures make up the thoracic outlet?

T12
11th & 12th ribs
cc's of ribs 7, 8, 9 & 10
Xiphoid cartilage

15

What is the thoracic outlet closed by?

Diaphragm

16

At what vertebral level does the vena cava pierce the diaphragm?

T8

17

At what vertebral level does the aorta pierce the diaphragm?

T12

18

At what vertebral level does the oesophagus pierce the diaphragm?

T10

19

Name the two times of pleura.

Visceral
Parietal

20

Based on their positioning, the regional pleura can be named independently. What are the four regional names given to the pleura?

Costal
Diaphragmatic
Mediastinal
Cervical

21

Where does the apex of the pleural region lie with respect to the clavicle and the 1st ribs?

Above the clavicle
Below the 1st ribs

22

List the (very important) four corners of the heart.

3rd Rt cc
6th Rt cc
Lt 5th interspace
2nd Lt cc

23

At which vertebral level does the superior mediastinum turn into the inferior mediastinum?

T4/5

24

In which region of mediastinum does the thymus lie?

Anterior Mediastinum

25

With regard to mediastinum positioning, where does the pulmonary trunk bifurcate?

Just inferior to the superior mediastinum

26

The inferior mediastinum can be divided into two further subdivisions. What are the names of these subdivisions?

Middle Mediastinum
Posterior mediastinum

27

List the 4 main structures present in the posterior mediastinum.

Aorta
Oesophagus
Thoracic duct
Azygos vein

28

When looking at a cross sectional (transverse) image, for example a CT or MRI scan, where are you looking from?

General rule: foot of the bed with patient lying on their back

29

Origin and insertion of Pec Major.

Clavicle, cc's & sternum
Humerus (ant. intertubercular groove)

30

Origin and insertion of Pec Minor.

Ribs 3-5
Coracoid process

31

Origin and insertion of Lat Dorsi

Iliac crest, lower thoracic & lumbar spinous processes
Humerus (floor of intertubercular groove)

32

Origin and insertion of Serratus Anterior

Ribs 1-8
Medial border of scapula

33

Where is lymph drainage of the breast to?

Axillary & Internal thoracic lymph nodes

34

Where is blood supply of the breast from?

Axillary & Internal thoracic arteries

35

Contents of anterior mediastinum?

Thymus

36

Contents of superior mediastinum?

Oesophagus
Trachea
Aortic arch
Phrenic nerves
Vagus nerves
SVC
Azygos vein

37

Contents of inferior mediastinum?

Middle - contents of pericardium (inc. bifurcation of pulmonary trunk)
Posterior - aorta, oesophagus, thoracic duct, azygos veins

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