Peeta's conditions changes throughout the 74th Hunger Games. He first starts with the Careers, and his condition is fine. Then he is injured when he tries to leave the Careers, and his condition is critical. Katniss find him, and tries to nurse him back to health. He loses his leg in the Games, and it is replaced with a fake one after Peeta and Katniss are declared Victors.
She doesn't act very surprised because when Peeta told her that Cato cut him Katniss doesn't find it surprising because Cato is a very strong tribute with many strengths and abilities that other tributes don't have. I hope this answers some of your question!
Peeta says, "I know what blood poisoning is, Katniss. Even if my mother isn't a healer".
Katniss recognizes his wounds as blood poisoning and she fears he will die.
She finds him camoflaged on the ground with a very badly hurt leg. Unlike the movie he is close to death, in the book.
Peeta is diagnosed with blood poisoning by Katniss when she checks hid leg in he cave.
In the first book in the arena Peeta was covered in mud and other colored dirt to be hidden in the forest.
Blood Poison.
Blood poisoning
Peeta's parents are bakers
Peetas father bakes bread.
Peeta's brother's names are not mentioned in The Hunger Games.
Peeta's stylist is a woman named Portia
ups> peeta finally gets to be with katniss, katniss and peeta win the hunger games downs> katniss broke peetas heart, the capitol wants katniss and peeta dead
Medicine for Peetas leg.
Peeta's parents are bakers
Peetas father bakes bread.
neither of them have brothers
Portia is the stylist of Peeta in the 74th and 75th Hunger Games.
Peeta's brother's names are not mentioned in The Hunger Games.
When his leg is really swollen in The Hunger Games.
the blast of a cannon that means a tribute died
Prim and Katnisses mother, Gale Hawthorne and Peetas father
Peeta's stylist is a woman named Portia
Peeta's score from the private training session is an eight.
ups> peeta finally gets to be with katniss, katniss and peeta win the hunger games downs> katniss broke peetas heart, the capitol wants katniss and peeta dead