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Respiratory System Anatomy Part 1

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Questions and Answers

What is the structural change that occurs in the bronchi as they branch?

An increase in both cartilage and smooth muscle

A decrease in cartilage and an increase in smooth muscle (correct)

A decrease in both cartilage and smooth muscle

An increase in cartilage and a decrease in smooth muscle

What is the purpose of the pleural fluid in the pleural cavity?

To reduce the pressure in the thoracic cavity

To increase the pressure in the thoracic cavity

To increase friction between the lungs and the thoracic cavity

To reduce friction between the lungs and the thoracic cavity (correct)

Which type of cell in the alveoli secretes alveolar fluid containing surfactant?

Type 2 alveolar epithelial cells (correct)

Type 1 alveolar epithelial cells

Neither type 1 nor type 2 alveolar epithelial cells

Both type 1 and type 2 alveolar epithelial cells

How many lobes does the right lung have?

3 Signup and view all the answers

What is the condition often seen in newborns due to a lack of surfactant?

Respiratory distress syndrome Signup and view all the answers

What is the function of the nasal conchae in the nasal cavity?

To increase the surface area and prevent dehydration Signup and view all the answers

What is the name of the cartilage located in the larynx that is involved in voice production?

Thyroid cartilage Signup and view all the answers

What is the term for producing words using vocal cords?

Enunciation Signup and view all the answers

What is the name of the tube that extends from the larynx and divides into right and left primary bronchi?

Trachea Signup and view all the answers

What is the effect of androgens on vocal cords?

They make the folds thicker and longer, resulting in a lower pitch Signup and view all the answers