Old ladies know nothing about a heart, ignorance in “Tin man”

To portray how ignorant the aunts are about medicine and anatomy, Judy Butnitz resorts to dialogue. For example: when Nina and Fran are convincing Arnie that his life would be in no danger if he were to donate his heart, Fran refers to the operation and says "they put your heart in a cooler, regular Igloo cooler like we have at home,...they put it in, connect up the pipes" (Butnizt 86) and then adds "it's just like plumbing,"(Butnizt 86), it is obvious that she doesn't know what she is talking about. Also, one could suppose that the aunts may not realize how vital the heart is. Indeed, when…