Thorax Vodcasts Flashcards by Brooks Bergman

Q

True ribs

A

1-7

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Q

False ribs

A

8-10

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Q

FLoating ribs

A

11-12

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Q

Surface anatomy

A

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Q

External intercostals O and I

A

O: Lower border of sup rib

I: upper border of inferior rib

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Q

A

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Q

Internal intercostals I and O

A

O: upper border of inferior

I: Lower border of superior rib

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Q

Innermost intercostals : O,I,A,N,B

A

O: Upper border of inferior

I: lower border of superior

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Q

Transversus thoracis O and I

A

O: posterior surface of sternum/ xyphoid process

I: posterior costal cartilage 2-6

used in forced expiration

Blood supply: internal thoracic artery

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Q

intercostal nerves

A

Ventral rami of spinal nerves T1-T11

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Q

Subcostal nerve

A

Ventral ramus of T12

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Q

Blood supply to thoracic wall

A

Subclavian artery

Mammary

Thoracic aorta

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Q

Thoracic apertures

A

Superior throracic aperture

Inferior thoracic aperture

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Q

Superior mediasteinum

A

Thymus, Trachea, Great vessels, Thoracic duct, Vagus nerve

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Q

Anterior mediastinum

A

Thymus

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Q

Middle mediastinum

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A

Heart, pericardium, phrenin nerve, pericardiacophrenic aa

Q

Posterior mediastimum

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A

Esphagus , thoracid AA, Azygos, and hemizygos veins, vagus

Q

Layers of pericardium

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A

Fibrous

Parietal (serous)

Visceral

Q

Sternal margin of Right 2nd intercostal

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A

Aortic valve

Q

Sternal margin of Left second intercostal

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A

pulmonary

Q

Sternal margin of Left 5th intercostal

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A

Tricuspid

Q

Mid clavicular line of Left 5th intercostal

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A

Mitral valve

Q

Phrenic nerves comes from

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A

C3-C5

Q

Left recurrent larygeal nerve loops under

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A

aortic arch

Right recurrent laryngeal nerve loops under

subclavian

Horizontla fissure runs

parellells rib 4

Access to a thorocenthesis

MAL 8-10 intercostal space

Pericardiocenthesis

Left sternal border 5th intercostal space

Heart is at ribs

2-6

Origin of apex

Left 5th intercostal space at MCL

Phrenic nerve is joined by which artery and veins

Pericardiacophrenic artery and vein on