Visceral pleura is a thin serous membrane that covers the outer surface of the lungs. A delicate connective tissue layer of collagen and elastin, [...]
Muscles of respiration: inspiration is always an active process. The following muscles are involved: The diaphragm is the most important muscle of [...]
Air moves from areas of higher pressure to areas of lower pres sure just as fluids do. A pressure gradient needs to be established to move air.
Alveolar [...]
Total ventilation (VT, minute ventilation) is the total gas flow into the lungs per minute. It is equal to the tidal volume (VT) x the respiratory rate [...]
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 [...]
The respiratory system is structurally and functionally adapt ed for the efficient transfer of gases between the ambient air and the bloodstream as well [...]
Intrapulmonary bronchi: the primary bronchi give rise to three main branches in the right lung and two branches in the left lung, each of which supply a [...]