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Microanatomy > 8. Respiratory System > Flashcards

8. Respiratory System Flashcards

1
Q

What specific cell produces mucous in the respiratory tract?

A

Goblet cell

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2
Q

What motile feature of the cells of the respiratory tract help move mucous?

A

Cilia

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3
Q

How many different cells are in comprise olfactory epithelium?

A

Three

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4
Q

What is the last part of the conducting portion of the respiratory system?

A

Terminal bronchiole

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5
Q

What cell type produces surfactant in the alveolus?

A

Type II pneumocyte

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6
Q

What is another name for macrophages found in the lung?

A

Dust cell

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7
Q

What type of cell secretes hormones in the respiratory tract?

A

Neuroendocrine cell

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8
Q

Air normally passes over three surfaces during respiration. Two of these surfaces include: basement membrane and type I pneumocytes. What is the third surface?

A

Endothelium

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9
Q

How is the pressure within the lung is equalized?

A

Pores of Kohn

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10
Q

What is the mesothelial lining of the lung known as?

A

Pleura

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11
Q

What kind of epithelium lines the oropharynx?

A

Stratified squamous

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12
Q

What is the name of the cell in the nasal epithelium which is largely a support cell and whose apical surface has numerous microvilli?

A

Sustentacular cell

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13
Q

Respiratory bronchioles are recognizable due to the presence of what structures in their walls?

A

Alveoli

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14
Q

What is the name for the lymphoid tissue found throughout the respiratory system?

A

Mucosa Associated Lymphoid Tissue

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15
Q

A black deposit frequently found in the lungs of city dwellers is?

A

Carbon

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16
Q

A disease in which there is marked destruction of alveolar walls is?

A

Emphasema

17
Q

What is the most common cell type in the alveolus?

A

Type II pneumocyte

18
Q

What kind of capillary is in the alveolus?

A

Continuous

19
Q

What is the name of the muscle that joins the cartilage that supports the tracheal wall?

A

Trachealis muscle

20
Q

The mesothelial layer of the lung that is attached to the lung is called the?

A

Viseral pleura

21
Q

What are Clara cell

A

Cells only found in bronchioles and contain surfactant

22
Q

Small holes which allows for pressure equalization in the lung

A

Alveolar pores

23
Q

Small bronchiole with alveoli in the wall

A

respiratory bronchiole

24
Q

How to differentiate bronchus from bronchiole?

A

Bronchus - see cartilage

Bronchiole - no cartilage

25
Q

Which portion of the respiratory system is exclusive to the inside of the lung?

A

Respiratory portion

Conductive is both inside/outside lung

26
Q

Key to recognizing terminal vs respiratory bronchiole

A

Respiratory bronchiole has alveoli in wall

27
Q

Will not see lung tissue in the same section as this

A

Primary bronchus

28
Q

Where are Clara cells found

A

Only in bronchioles

Microanatomy (16 decks)

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