Gross anatomy of the lungs and mediastinum L4 Flashcards

1
Q

visceral pleura

A

covers the surface of the lungs

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2
Q

parietal pleura

A

lines the pulmonary cavities

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3
Q

where do the pleural membranes join

A

at the hilum

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4
Q

recesses=

A

space between visceral and parietal pleura

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5
Q

three recesses

A

costomediastinal reces
costodiaphragmatic recess
cardiophrenic recess

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6
Q

apex of the lung

A

extends into the root of the neck

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7
Q

base of the lung

A

sits on the diaphragm

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8
Q

costal surface of the lungs

A

in contact with the ribs

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9
Q

mediastinal surface of the lungs

A

in contact with the mediastinum

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10
Q

diaphragmatic surface of the lungs

A

in contact with the diaphragm

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11
Q

hilus=

A

the place where structures enter and leave the lung

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12
Q

which lung has a single oblique fissure

A

left lung

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13
Q

which lung has a horizontal and oblique fissure

A

right

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14
Q

which lung has three lobes

A

right

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15
Q

name three structures that enter and leave the hilum

A

pulmonary artery
pulmonary vein
principal bronchus

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16
Q

What blood does the pulmonary vein carry

A

returns oxygenated blood to the heart

17
Q

what blood does the pulmonary arteries carry

A

carry blood to the lungs for oxygenation

18
Q

what supplies the lung parenchyma with O2

A

bronchial arteries from the aorta

19
Q

RALS=

A

the right artery is anterior to the bronchus in the right hilum but superior to it in the left

20
Q

Where is the pulmonary vein in the hilum

A

always inferior

21
Q

4 contents of the superior mediastinum

A

aortic arch
trachea
oesophagus
vagus and phrenic nerves

22
Q

3 contents of the anterior mediastinum

A

connective tissue
lymph nodes
ligaments

23
Q

3 contents of the middle mediastinum

A

pericardium
heart
phrenic nerve

24
Q

4 contents of the posterior mediastinum

A

oesophagus
vagus nerve
descending thoracic aorta
thoracic duct