Neoplasia 1 Flashcards
What is cancer?
Uncontrolled cell proliferation and growth that can invade other tissues
What is a tumour?
simply swelling
What are the 2 types of tumour?
benign and malignant
What is neoplasia the term for?
new growth
How is it different to hyperplasia?
not in response to stimulus
A malignant tumour has what sort of potential?
metastatic
What does metastatic mean?
can spread to other places
Where does a malignancy have to go beyond?
basement membrane
What is metaplasia?
reversible change from one mature cell type to another mature cell type
Your cilia turns to what?
squamous epithelium
Metaplastic tissue is at risk of what?
site of development of cancer
What does dysplasia mean?
disordered growth
In screening what is the aim?
to catch dysplasia before cancer growth
What is CIS
carcinoma in-situ. Dysplasia affecting whole of epithelium
Give 3 causes of cancer
smoking, alcohol or genes
