Inhalation: Intercostals Contract, Diaphragm contracts, Ribs Move Up and out, Chest cavity expands, Pressure in the lungs decrease, air rushes into the lungs, Exhalation: Intercostals relax, Diaphragm relaxes, Ribs move in and down, Chest cavity constricts, Pressure in the lungs increases, air rushes out of the lungs,

Papan mata

Gaya visual

Pilihan

Tukar templat

Pulihkan autosimpan: ?