Respiratory System: Organs and Structures

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Where does gas exchange directly occur in the respiratory system?

Bronchial tree

Lungs

Respiratory zone

Alveoli (correct)

Which structure in the respiratory system is highly permeable to gases?

Bronchial tree

Respiratory bronchiole

Alveoli (correct)

Pulmonary capillaries

What causes bronchoconstriction in the lungs?

Sympathetic system

Pulmonary capillaries

Alveolar sacs

Parasympathetic system (correct)

Which part of the lung is located near the diaphragm?

Base Signup and view all the answers

What is the function of alveolar macrophages in the respiratory system?

Protection from pathogens Signup and view all the answers

Where do the left and right primary bronchi branch in the respiratory system?

At the carina Signup and view all the answers

What is the primary function of the conducting zone of the respiratory system?

To filter and humidify incoming air Signup and view all the answers

What is the primary function of the nasal conchae?

To disrupt airflow and force air to warm and clean it Signup and view all the answers

What is the purpose of the cilia in the respiratory system?

To push mucus and debris toward the throat to be swallowed Signup and view all the answers

What is the primary function of the epiglottis?

To close off the tube so food goes to the esophagus Signup and view all the answers

What is the primary function of the larynx?

To produce sound for speech Signup and view all the answers

What is the main purpose of the sinuses?

To produce mucus and lighten the skull Signup and view all the answers

Respiratory System: Organs and Structures

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Questions and Answers

Where does gas exchange directly occur in the respiratory system?

Which structure in the respiratory system is highly permeable to gases?

What causes bronchoconstriction in the lungs?

Which part of the lung is located near the diaphragm?

What is the function of alveolar macrophages in the respiratory system?

Where do the left and right primary bronchi branch in the respiratory system?

What is the primary function of the conducting zone of the respiratory system?

What is the primary function of the nasal conchae?

What is the purpose of the cilia in the respiratory system?

What is the primary function of the epiglottis?

What is the primary function of the larynx?

What is the main purpose of the sinuses?

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