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RA1 (1) > Thoracic Cavity: Lungs and Pleura > Flashcards

Thoracic Cavity: Lungs and Pleura Flashcards

1
Q

What separates the parietal pleura from the body wall

A

Endothoracic fascia

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2
Q

Parts of the parietal pleura

A
  • Cervical
  • Costal
  • Mediastinal
  • Diaphragmatic
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3
Q

What covers the cervical pleura?

A

Suprapleural membrane

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4
Q

What are pleural recesses?

A

Reflection points where the lung does not extend fully into the pleural space

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5
Q

2 pleural recesses

A
  • Costodiaphragmatic
  • Costomediastinal
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6
Q

What nerves supply the parietal pleura?

A

Somatic nerves (sensitive to pain)

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7
Q

What nerves supply the visceral pleura?

A

Visceral nerves (insensitive to pain)

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8
Q

Diagnoses for when pleural cavity is filled with abnormal substances

A
  • Pleural effusion (excess fluid)
  • Pneumothorax (air)
  • Haemothorax (blood)
  • Empyema (pus)
  • Chylothorax (lymph)
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9
Q

What is the mediastinum?

A

Area between 2 lungs and pleura

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10
Q

Surfaces of the lungs

A
  • Mediastinal/medial
  • Lateral/costal
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11
Q

Borders of the lungs

A
  • Anterior
  • Posterior
  • Inferior
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12
Q

Other external features of the lungs

A
  • Apex
  • Base
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13
Q

Location of the trachea

A

Neck and superior mediastinum (C6 to T4)

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14
Q

What are bronchopulmonary segments?

A

Smallest functionally independent units of lungs

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15
Q

What are bronchopulmonary segments aerated by?

A

Tertiary bronchus

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16
Q

How many bronchopulmonary segments does each lung have?

A

10

17
Q

Blood supply of lungs

A
  • Bronchial arteries and veins supply lung tissue
  • Pulmonary arteries and veins carry blood for oxygenation
18
Q

Lymphatic drainage of lungs

A

Drain into tracheobronchial group of lymph nodes

19
Q

What plexus supply the lungs?

A

Pulmonary plexuses

20
Q

What sympathetic nerves supply lungs and what is their role

A
  • T1-T5
  • Bronchodilator
21
Q

What parasympathetic nerve supplies lungs and what is its role

A
  • Vagus nerve
  • Bronchoconstrictor

RA1 (1) (14 decks)

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