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Anatomy > Respiratory anatomy > Flashcards

Respiratory anatomy Flashcards

1
Q

When does the larynx become the trachea?

A

C6

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2
Q

Where is the costal groove of the rib and what is it for?

A

Inferiorly on the deep surface of the rib

For the intercostal NVB

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3
Q

What are the three layers of skeletal muscles between ribs?

A

External intercostal muscles
Internal intercostal muscles
Innermost intercostal muscles

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4
Q

What vein drains the posterior part of the intercostal spaces?

A

Azygous vein

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5
Q

What vessels supply the anterior part of the intercostal spaces?

A

The internal thoracic artery and veins

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6
Q

Where are the internal thoracic artery and veins?

A

The course vertically, either side of the sternum

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7
Q

What are the attachment points of the diaphragm muscle?

A

The sternum
The lower 6 ribs & costal cartilages
L1-L3 vertebral bodies

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8
Q

Which ‘dome’ of the diaphragm tends to lie superiorly to the other?

A

The right, due to the presence of the liver

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9
Q

How many main bronchi are there?

A

2

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10
Q

How many lobar bronchi are there?

A

5

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11
Q

How many segmental bronchi are there?

A

10

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12
Q

How many lobes does the right lung have?

A

3

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13
Q

How many lobes does the left lung have?

A

2

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14
Q

What part of the respiratory tree is not lined by “respiratory epithelium”?

A

Bronchioles & alveoli

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15
Q

What is “respiratory epithelium”?

A

Mucous secreting glands

Cilia

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16
Q

What part of the respiratory tree is supported by hyaline cartilage?

A

The trachea & all the bronchi

NOT bronchioles and alveoli

17
Q

What is the most prominent feature of the walls of the bronchioles?

A

Smooth muscle

18
Q

What does the bony (posterior) part of the nasal septum consist of?

A

The ethmoid bone (superiorly)

The vomer bone (inferiorly)

19
Q

What forms the floor of the nasal cavity?

A

The palate

20
Q

What is the roof of the nasal cavity formed by?

A

The midline part of the anterior cranial fossa

21
Q

What is the palpable part of the larynx?

A

Thyroid cartilidge

22
Q

What is the cartilage of the posterior larynx?

A

The 2 arytenoid cartilages

23
Q

What cartilage is inferiorly to the thyroid cartilidge?

A

The cricoid cartilage

24
Q

What is the narrowest part of the larynx?

A

Rima glottidis

25
Q

What structure increases the surface area of the nasal cavity?

A

Conchae

26
Q

What do the tonsils do?

A

Produce white blood cells

27
Q

Where is the cephalic vein located?

A

In the delto-pectoral groove

28
Q

Injury to what structures may result in a “winged scapula”?

A

Serratus anterior - usually through injury to the long thoracic nerve

29
Q

What are the attachment point of the serratus anterior?

A

Medial border of the scapula

Ribs 1-8

Anatomy (22 decks)

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