Pleura and Lungs Flashcards

1
Q

What are the 2 divisions of the pulmonary cavity

A
  1. Right hemi-thorax

2. Left hemi-thorax

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2
Q

What is the function of a serous membrane

A

It produces a small amount of fluid to lubricate movement of an organ within the cavity

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3
Q

What is the serous membrane called in the pulmonary cavities

A

Pleura

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4
Q

What are the 2 different types of pleura

A
  1. Parietal pleura

2. Visceral pleura

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5
Q

What does the parietal pleura line and what are the 4 different sections/parts

A

It lines the pulmonary cavity

  1. Cervical
  2. Costal
  3. Diaphragmatic
  4. Mediastinal
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6
Q

What does the visceral pleura line

A

It covers the surface of the lung

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7
Q

What is the pulmonary ligament

A

Sleeve of pleura that hangs down below the lung root

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8
Q

What is endothoracic fascia and what is its function

A

It is a layer of connective tissue that attaches the costal parietal pleura to the thoracic wall

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9
Q

What is the suprapleural membrane and where does it attach

A

It is a tough fibrous membrane that attaches to the 1st rib and the transverse process of C7

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10
Q

What is the function of the suprapleural membrane

A

It stops the lungs inflating beyond their boundary within the pulmonary cavity

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11
Q

Where will parietal pleura always be in relation to visceral pleura

A

It will always be 2 ribs below

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12
Q

What is created when parietal pleura extends over the dome of the diaphragm

A

Costodiaphragmatic recesses

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13
Q

Where are costomediastinal recesses found

A

Posterior to the sternum

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14
Q

What is the superior section of a lung called

A

The apex

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15
Q

Name the 3 surfaces of the lungs

A
  1. Mediastinal
  2. Diaphragmatic
  3. Costal
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16
Q

Name the 3 borders of the lungs

A
  1. Anterior
  2. Posterior
  3. Inferior
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17
Q

How many lobes does the right lung tend to have, and name them

A
  1. Superior
  2. Middle
  3. Inferior
18
Q

How many lobes does the left lung tend to have, and name them

A
  1. Superior

2. Inferior

19
Q

What is the fissure between the superior and inferior lobes

A

Oblique fissue

20
Q

What is the fissure between the superior and middle lobes

A

Horizontal fissure

21
Q

What are the 4 main impressions of the posterior section of the right lung

A
  1. Cardiac impression (right atrium)
  2. SVC
  3. Arch of azygous
  4. Oesophagus
22
Q

Name the 3 lobar bronchi of the right hilum

A
  1. Superior lobar bronchus
  2. Middle lobar bronchus
  3. Inferior lobar bronchus
23
Q

Where do pulmonary arteries tend to be located in the hilum

A

Fairly superiorly

24
Q

Where do pulmonary veins tend to be located in the hilum

A

Always most anterior and most inferior

25
Q

What lymph nodes are found in the hilum

A

Broncho-pulmonary

26
Q

What are the 3 main impressions of the posterior section of the left lung

A
  1. Arch of aorta and the descending aorta
  2. Cardiac impression (huge)
  3. Left subclavian artery
27
Q

What is the lingula

A

A small projection (anterior and inferior) created because of the left ventricle pushing against the lung

28
Q

Where does the bronchus tend to be located in the hilum

A

Posteriorly

29
Q

Where does the phrenic nerve run in relation to the hilum

A

Anterior to the hilum

30
Q

Where does the vagus nerve run in relation to the hilum

A

Posterior to the hilum and will be closely associated with the oesophagus

31
Q

What do the right and left bronchi branch into

A

Lobar bronchi; right has 3, left has 2

Then further into segmental bronchi

32
Q

How many segments of segmental bronchi does the left lung contain

A

4 in the superior lobe, and 4 in the inferior lobe

33
Q

How many segments of segmental bronchi does the right lung contain

A

3 in the superior lobe, 2 in the middle lobe, and 5 in the inferior lobe

34
Q

What arises from segmental bronchi

A

Bronchioles

35
Q

Name the 3 different bronchioles

A
  1. Conducting
  2. Terminal
  3. Respiratory (further segmentation)
36
Q

What arises from respiratory bronchioles

A

Alveolar ducts with small alveolar sacs which contain the capillary plexus

37
Q

What lymphatic nodes are located inside the lung tissue

A

Pulmonary nodes

38
Q

What nodes are associated with the trachea

A

Paratracheal nodes

39
Q

What nodes are located at the carina

A
  1. Superior tracheobronchial nodes

2. Inferior tracheobronchial nodes

40
Q

What nodes are associated with the bronchi

A

Bronchopulmonary (hilar) nodes