Biology 3.1.1 Breathing (key terms)

Question	Answer
Define ventalation	The movement of gases into and out of the lungs
Define tidal volume	The volume of air moved in and out of the lungs with each breath
Define vital capacity	The largest possible volume of air that can be moved in and out of the lungs in a single breath
Define inspiratory reserve volume	The volume of air breathed in over and above tidal volume
Define expiratory reserve volume	The volume of air that can be breathed out over and above tidal volume
Define residual volume	The volume of air that remains in the lungs after maximal exhalation
Define dead space	The air in the bronchioles, bronchi and trachea. There is no gaseous echange between the air and blood here
Define breathing rate	Number of breaths per minute
Define ventalation rate	Total volume of air breathed in or out in one minute

Resource summary

	Created by Sam Gunnell about 5 years ago