Human Anatomy: Lungs and Respiratory System

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What is the function of the roots of the lungs?

Region that conforms to the shape of the containing thoracic cavity

Region where the lung is connected to the trachea and the heart (correct)

Region where lobes receive main bronchus, pulmonary artery, and pulmonary veins

Region of the lung where bronchi and pulmonary vessels enter

Why is the right main bronchus more susceptible to inhaled foreign bodies?

It is narrower, longer, and more horizontal than the left main bronchus

On entering the hilum, it divides into middle and inferior lobar bronchi

It passes below the arch of aorta before entering the hilum

It is shorter, wider, and more vertical than the left main bronchus (correct)

Which lung has three lobes?

Right lung (correct)

Left lung

Both lungs

Neither lung

What is the function of the hilum of the lung?

Region of the lung where bronchi and pulmonary vessels enter Signup and view all the answers

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

Length, width, and orientation Signup and view all the answers

Where does each lung receive a main bronchus, one pulmonary artery, and two pulmonary veins?

Root of the lung Signup and view all the answers

What is the shape of the costal surface of the lung?

Convex Signup and view all the answers

Which region of the lung conforms to the shape of the containing thoracic cavity?

Costal surface Signup and view all the answers

Where does the apex of the lung project into?

Neck for about 2.5cm above the clavicle Signup and view all the answers

Which lobe receives superior lobar bronchus before entering its hilum?

Right lung Signup and view all the answers

Human Anatomy: Lungs and Respiratory System

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Questions and Answers

What is the function of the roots of the lungs?

Why is the right main bronchus more susceptible to inhaled foreign bodies?

Which lung has three lobes?

What is the function of the hilum of the lung?

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

Where does each lung receive a main bronchus, one pulmonary artery, and two pulmonary veins?

What is the shape of the costal surface of the lung?

Which region of the lung conforms to the shape of the containing thoracic cavity?

Where does the apex of the lung project into?

Which lobe receives superior lobar bronchus before entering its hilum?

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