Fill in the Blanks Fill in the blanksOnline version Fill in the blanks the following definition related to oncology by Ángeles Valadés Talavera 1 changes loss radiation are field nausea three million environment signs Genetic provides person cancer several are pelvic prostatic surgical lifestyle changes world symptoms treats symptoms ovarian study doctor apparition Oncology is the of cancer . An oncologist is a who cancer and medical care for a diagnosed with cancer . The of oncology has major areas : medical , , and . There are types of cancer : , , gastrointestinal , lung , and blood cancer . defects , , and habits are highly connected to the of cancer . Every day around 2 people diagnosed with in the . Some of the of cancer : stomach pain or , unexplained weight , skin , chronic headache , breast , bloating , and abnormal periods or pain amongst other .