At Wayne State University, Roach observes how corpses are utilized as a part of effect thinks about. In spite of being exceptionally disputable, bodies have made extraordinary commitments to the development of auto security, specific with respect to windshields and controlling wheels. Afterward, Roach meets with the damage expert who examined the crash of TWA flight 800. Here she figures out how the total injuries endured by expired travelers can recount the tale of what occurred at the times just before an air calamity. Bug watches the way bodies are utilized as a part of research including weapons and ballistics. In spite of the fact that society dislikes a wonder such as this, the creator sees that such examination can be attempted for compassionate purposes. She is less inspired, in any case, with dead bodies used to advance religious publicity, for example, the examinations attempted to demonstrate the viability of the Shroud of Turin. At UCSF therapeutic focus, be that as it may, Roach is contacted and awed by seeing a “pulsating heart corpse” having its as yet working organs expelled by specialists. Next Roach thinks about the seat of the human spirit, taking a gander at execution, vivification, and head transplants. She quickly addresses a few snapshots of history going from the guillotines of the French transformation to the more unusual trials of current neurosurgery. Cockroach at that point thinks about restorative savagery, taking a gander at recorded cases of how and why people have eaten each other. She travels to China to explore an especially bleak story. Cockroach thinks about elective funerals, taking a gander at tissue assimilation and human fertilizing the soil. The two techniques are more naturally stable than conventional means, however are sufficiently abnormal to give a great many people stop.The writer finishes off the book by thinking about her own particular possible memorial service. Subsequent to investigating a few alternatives, she eventually chooses that, since he won’t be around to profit by any of her choices, she ought to enable her significant other to do whatever he needs to do. CONCLUSION- Mary Roach wrote this book to explain what happens to your body if you donate it to science once you pass away. Since many do not know what science could use you for, Roach digs deeper and gets to the bottom of what experiments you are really used for. She describes constantly throughout the book how even though a cadaver does not have a beating heart or a thinking brain, it can still save so many lives because of the different experiments they are involved in, which is the overall message in her story. Many wonders if their body will be used for more than just an organ transplant, and the answer is yes; however, Roach does not merely answer this question. She goes into detail and defines the true meaning of donating your body to science. The author helps the reader understand that cadavers are purposeful in everything they do.