abnormal respiratory system physiology abnormal lung elastance 2011-04-08T01:13:37Z MP:0011043 MPheno.ontology abnormal lung elasticity abnormal pulmonary elastance anomaly in the ability of the lung to recoil toward its resting dimensions upon removal of pressure without disruption, usually expressed as the unit volume of change in the lung per unit of decreased pressure change; the reciprocal of compliance mgi