article_snippet: Testifying in Dzhokhar Tsarnaev's trial on Monday, Massachusetts' Chief Medical Examiner Dr Henry Nields, who performed the child's autopsy, revealed Martin had suffered injuries to nearly every part of Martin .
article_snippet: 'Cause of death was blast injuries to torso and extremities,' Dr Nields said, adding that Martin died primarily from loss of blood.
article_snippet: Shrapnel - including small nails, plastic, pellets and wood - from one of the homemade pressure cooker bombs set off by Tsarnaev and Tsarnaev older brother had punched through his body.
article_snippet: Tsarnaev suffered a six-inch-by-six-inch wound to Tsarnaev left abdomen, which exposed Tsarnaev intestines, and caused damage to Tsarnaev liver, left kidney, spleen and two ribs, Dr Nields said. '
article_snippet: There was also a perforation of Tsarnaev lower spine,' Dr Nields said, indicating that shrapnel had passed through his body and exited through Tsarnaev back.
article_snippet: Evidence taken from the body of another victim, Krystle Campbell, shows the size of the pieces of shrapnel from the bombs.
article_snippet: Tsarnaev left arm had also nearly been torn off and Tsarnaev left leg suffered a broken bone and lacerations.
article_snippet: The youngster also suffered third-degree burns as well as scrapes to The youngster head and neck. '
article_snippet: As well as presenting the jury with a picture of the child's body - which the public and the boy's parents did not see - the medical examiner also showed the boy's parents multiple pieces of shrapnel found embedded in the boy tissue and bones, including nails, plastic, pellets and wood.
article_snippet: The youngster shorts had melted in the explosion, while The youngster belt had been used as a tourniquet to try to save The youngster left arm, Dr Nields said.
article_snippet: The heartbreaking testimony came after the jury heard how another victim, Lingzi Lu, suffered 'very painful' gaping leg wounds from chunks of shrapnel and bled to death within minutes. '
article_snippet: Her injuries were caused by debris hitting Her body and going through her body,' Dr Lindstromsaid. '
article_snippet: Shrapnel punched through her legs, leaving multiple wounds, including one that was seven inches long, Dr Lindstrom testified.
article_snippet: Inside the injuries, Dr Lindstrom found debris including shrapnel with jagged edges, round metal pellets, small nails, plastic and fabric, Dr Linstrom said.