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MD3001 > Thorax 1 > Flashcards

Thorax 1 Flashcards

1
Q

Between which ribs does the breast lie?

A

2 - 6

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2
Q

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

A

Shoulder flexion & adduction

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3
Q

What is the function of pec minor?

A

Stabilises the scapula

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4
Q

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

A

Shoulder extension & adduction

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5
Q

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

A

Scapular protraction and rotation in shoulder abduction

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6
Q

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

A

Anterior/Pectoral
Central
Apical

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7
Q

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

A

Medial

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8
Q

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

A

Deep

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9
Q

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

A

Medial

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10
Q

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

A

Anterior - G1
Central - G2
Apical - G3

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11
Q

What structures make up the thoracic inlet?

A

T1
1st Ribs & cc’s
Manubrium

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12
Q

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

A

Anterior

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13
Q

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

A

Subclavian vein
Subclavian artery
Inferior trunk of brachial plexus

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14
Q

What structures make up the thoracic outlet?

A

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

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15
Q

What is the thoracic outlet closed by?

A

Diaphragm

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16
Q

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

A

T8

17
Q

At what vertebral level does the aorta pierce the diaphragm?

A

T12

18
Q

At what vertebral level does the oesophagus pierce the diaphragm?

A

T10

19
Q

Name the two times of pleura.

A

Visceral

Parietal

20
Q

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

A

Costal
Diaphragmatic
Mediastinal
Cervical

21
Q

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

A

Above the clavicle

Below the 1st ribs

22
Q

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

A

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

23
Q

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

A

T4/5

24
Q

In which region of mediastinum does the thymus lie?

A

Anterior Mediastinum

25
Q

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

A

Just inferior to the superior mediastinum

26
Q

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

A

Middle Mediastinum

Posterior mediastinum

27
Q

List the 4 main structures present in the posterior mediastinum.

A

Aorta
Oesophagus
Thoracic duct
Azygos vein

28
Q

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

A

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

29
Q

Origin and insertion of Pec Major.

A

Clavicle, cc’s & sternum

Humerus (ant. intertubercular groove)

30
Q

Origin and insertion of Pec Minor.

A

Ribs 3-5

Coracoid process

31
Q

Origin and insertion of Lat Dorsi

A

Iliac crest, lower thoracic & lumbar spinous processes

Humerus (floor of intertubercular groove)

32
Q

Origin and insertion of Serratus Anterior

A

Ribs 1-8

Medial border of scapula

33
Q

Where is lymph drainage of the breast to?

A

Axillary & Internal thoracic lymph nodes

34
Q

Where is blood supply of the breast from?

A

Axillary & Internal thoracic arteries

35
Q

Contents of anterior mediastinum?

A

Thymus

36
Q

Contents of superior mediastinum?

A 
Oesophagus
Trachea
Aortic arch
Phrenic nerves
Vagus nerves
SVC
Azygos vein
37
Q

Contents of inferior mediastinum?

A

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

MD3001 (63 decks)

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