cancer Flashcards
what is cancer
cancer is a disease of the body cells
normally cells grow and multiply in a controlled way
a mistake occurs in the cells genetic makeup
how is a tumour created
cells differentiate and divide uncontrolled forming a tumour
what type of cell can be cancerous
cancerous cells can arise from almost any type of tissue cell
how many different cancers are their
cancer actually refers to about 100 different diseases
what is a benign cancer
cancer cells that do not spread beyond the immediate area in which they arise
what are malignant cancer
cancer cells that spread into surrounding areas, or to different parts of the body, they are known as malignant
what is metastasised
when a cancer cells spread to another part of the body
what is metastasis
pathogenic or cancerous agents that spread from the initial or primary site to a different or secondary site within the host’s body
what causes cancer
by damaging the genres causes cancer
this includes
being exposed to harmful chemicals, genetics, unhealthy lifestyle