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Anatomy and Physiology > Respiratory > Flashcards

Respiratory Flashcards

1
Q

What are the fissures of the lungs?

A

Oblique

Horizontal (right only)

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2
Q

At what point does the trachea begin?

A

Cricoid cartilage (C6)

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5
Q

At what level does the trachea bifurcate, forming the right and left main bronchus?

A

T4/5

Level of the sternal angle

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6
Q

What are the accessory muscles of respiration?

A

Sternocleidomastoid

Scalenes

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7
Q

What are the main muscles involved in respiration?

A

External intercostals

Diaphragm

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8
Q

What is the function of club/Clara cells?

A

Line bronchioles

  1. Secrete glycosaminoglycans to detoxify the lungs from harmful substances
  2. Stem cell; replace columnar cells
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9
Q

At which level of the airway is there no more cartilaginous support?

A

Bronchioles

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Anatomy and Physiology (14 decks)

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