Answer Happy

Answer the following questions in respect to ventilation: a. During inspiration, what happens to volume in the lungs? b. What is the major factor that causes this volume to change in the lungs? c. During inspiration what happens to pressure in the lungs? d. During inspiration is air pressure higher or lower in the lungs compared with the atmosphere? e. What is the name of the law that underpins the mechanics of ventilation? f. During expiration, is air pressure higher or lower in the lungs compared with the atmosphere? g. What is the major factor that causes this change in pressure in the lungs during expiration? h. What is a typical value for atmospheric pressure at sea level? i. What is the name given for normal inspiration and expiration in respect to lung volumes? j. What is the term used to describe the volume of air in the lungs following a maximum expiration?