ЛЕКЦИЯ № 41. The act of swallowing

The act of swallowing is divided into three stages. The first stage is under voluntary control. The food which has been transformed into a soft, mass by [...]

ЛЕКЦИЯ № 24. Lung volumes and capacities

Lung volumes - there are four lung volumes, which when added together, equal the maximal volume of the lungs. Tidal volume is the volume of one inspired [...]