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类别全部 - lungs - respiratory - oxygen

作者：Jake McClam 7 年以前

491

Respritory System

Respritory System

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Respritory System

Lungs

Diaphram

Carbon Dioxide

Oxygen

Blood Vessels

Throat

Larynx

Trachea

Pharynx

Vocal Cords

Bronchioles

Bronchial tubes

Epiglottis

Nose

blood vessels

mucus

cillia