4-Zoology-Organ-Respiration-Flow

exhalation

Lung elasticity and chest-wall weight can push air out lungs {exhalation}|.

inhalation

When diaphragm contracts and rib muscles relax, air cavity expands, pressure lowers, and lungs draw in air {inhalation}|.

4-Zoology-Organ-Respiration-Flow-Forced

cough

Abdomen and rib muscles can force exhalation, especially in coughing {cough}| and sneezing.

sneeze

Abdomen and rib muscles can force exhalation, especially in coughing and sneezing {sneeze}|.

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Date Modified: 2022.0225