Respiratory System Flashcards by Rosie P.

Q

Ventilation

A

Air moves in and out of lungs

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Q

External Respiration

A

Gas exchange happens between the lungs and blood.

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Q

Transport of Gases

A

O2 and CO2 are carried in the bloodstream.

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Q

Internal Respiration

A

Gas exchange happens between the blood and body cells.

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Q

Cellular Respiration

A

Cells use O2 for metabolism.

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Q

What is the respiratory cycle?

A

One inspiration plus one expiration.

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Q

Boyle’s Law

A

Pressure and volume are inversely related.

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Q

Nasal Cavity

A

Filters, warms, and moistens air

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Q

Pharynx

A

Passageway for air and food

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Q

Larynx

A

Directs air into the trachea

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Q

Trachea

A

Air passage to the lungs

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Q

Bronchial Tree

A

Branches leading to alveoli

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Q

Alveoli

A

Gas exchange happens (O2 in, CO2 out)

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Q

Lungs

A

Facilitate O2 absorption and CO2 removal

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