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Which of the following correctly lists the path of air from the nose to the lungs?

• Nose -> Larynx -> Trachea -> Bronchus -> Lungs

• Nose -> Trachea -> Larynx -> Bronchus -> Lungs

• Nose -> Bronchus -> Trachea -> Larynx -> Lungs

• Nose -> Larynx -> Bronchus -> Trachea -> Lungs

What is the primary function of the fine hairs and mucus in the nose during breathing?

• To produce sound.

• To filter dust, dirt, and germs from the air.

• To absorb oxygen into the bloodstream.

• To regulate the body's temperature.

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What occurs in the body during the inhalation phase of chest breathing?

• The diaphragm contracts and flattens.

• The intercostal muscles contract, and the ribs lift.

• The intercostal muscles relax, and the ribs lower.

• The lungs decrease in size.

During the exhalation phase of abdominal breathing, what happens to the diaphragm?

• It contracts and flattens.

• It relaxes and arches upwards.

• It remains stationary.

• It moves downwards.