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Anatomy of the Respiratory System

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Questions and Answers

What is the primary function of the respiratory membrane in the alveoli?

To increase the surface area for gas exchange

To filter out dust and bacteria from the inhaled air

To regulate the volume of air in the lungs

To facilitate the exchange of oxygen and carbon dioxide between the bloodstream and the air (correct)

What is the term for the total amount of air that can be inspired after a tidal expiration?

Inspiratory capacity (correct)

Inspiratory reserve volume

Expiratory reserve volume

Functional residual capacity

What is the term for the process by which oxygen and carbon dioxide are transported through the bloodstream?

External respiration

Internal respiration

Respiratory gas transport (correct)

Pulmonary ventilation

What is the term for the amount of air that remains in the lungs after strenuous expiration?

Residual volume (A) Signup and view all the answers

What is the term for the process of moving air in and out of the lungs?

Pulmonary ventilation (D) Signup and view all the answers

What is the primary function of the alveoli in the respiratory system?

To facilitate the exchange of oxygen and carbon dioxide between the blood and external environment (C) Signup and view all the answers

What is the purpose of the pulmonary pleura in the respiratory system?

To allow for the expansion and contraction of the lungs during breathing (D) Signup and view all the answers

What is the primary mechanism of gas transport in the respiratory system?

Diffusion through the respiratory membrane (B) Signup and view all the answers

What is the term for the volume of air that remains in the lungs after forceful exhalation?

Residual volume (B) Signup and view all the answers

What is the term for the process by which the diaphragm and other muscles contract to expand the thoracic cavity and draw air into the lungs?

Inhalation (C) Signup and view all the answers