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Anatomy of Respiratory System

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Questions and Answers

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

To lightening the skull
To resonate sound for speech
To warm and moisten the air
To filter and clean the inspired air (correct)

Which of the following is NOT a part of the conducting zone of the respiratory system?

Nasal cavity
Bronchial tree
Alveoli (correct)
Trachea

What is the main function of the pharynx in the respiratory system?

To resonate sound for speech
To warm and moisten the air
To connect the nasal cavity to the larynx and oesophagus (correct)
To filter and clean the inspired air

What is the name of the tube that connects the middle ear to the pharynx?

Pharyngotympanic tube (D) Signup and view all the answers

What is the main function of the paranasal sinuses?

To lighten the skull and warm and moisten the air (C) Signup and view all the answers

Which muscle is responsible for promoting ventilation in the respiratory system?

Diaphragm (D) Signup and view all the answers

What is the primary function of bronchial arteries?

Supply nutritive vascular supply to pulmonary tissues (B) Signup and view all the answers

What is the most common upper respiratory tract symptom of Covid-19?

Loss of smell (B) Signup and view all the answers

What structure is adjacent to the medial surface of the left lung?

Heart (B) Signup and view all the answers

What is the result of cell damage in the lower respiratory system during Covid-19?

Reduced surfactant available (D) Signup and view all the answers

What is the function of bronchial veins?

Drain pulmonary tissues (C) Signup and view all the answers

What is the effect of the immune response and vasodilation in the lower respiratory system during Covid-19?

Fluid build-up (B) Signup and view all the answers

What is the main difference between the right and left main bronchi?

The right main bronchus is wider and more vertical (A) Signup and view all the answers

What is the function of the bronchial tree?

To branch into smaller airways (B) Signup and view all the answers

What is the functional unit of gas exchange in the lung?

Alveolus (D) Signup and view all the answers

What is the purpose of the pleura?

To allow for lung expansion and contraction (B) Signup and view all the answers

What is the respiratory zone?

The bronchioles and alveoli (A) Signup and view all the answers

What is the function of the alveolar macrophages?

To remove debris and bacteria from the alveoli (C) Signup and view all the answers

What is the mediastinum?

The space between the lungs (B) Signup and view all the answers

What is the costodiaphragmatic recess?

The largest and most clinically important pleural recess (B) Signup and view all the answers

What is the root of the lung?

The region where the pulmonary arteries and veins enter the lung (A) Signup and view all the answers

What is the main difference between the right and left lungs?

The right lung has three lobes (D) Signup and view all the answers

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