Exam (elaborations)
NSB236 EXAM QUESTIONS AND ANSWERS
- Course
- Institution
NSB236 EXAM QUESTIONS AND ANSWERS...
[Show more]
Content preview
Who has a higher diagnosis & death rate from cancer yearly?men
What are the three common cancers in women?
lung, breast and thyroid
What are the two main dysfunctions of cancer development?
defective cell proliferation (growth) and defective cell differentiation
What undifferentiated cells are present in defective cell proliferation?
stem cells
What is generation time?
time required for a cell to divide
What triggers cell proliferation?
cell degeneration or presence of infection requiring more WBC
where is cell proliferation rapid in the tissues?
bone marrow, hair follicles, epithelial lining of GI tract
where is cell proliferation slow or n/a in the tissues?
myocardium and cartilage
What is cell differentiation?
, cell progresses from a state of immaturity to a state of maturity
What two genes are often mutated by cancer?
protooncogenes and oncogenes
What are protooncogenes?
Normal cellular genes that regulate cell proliferation and differentiation
What are oncogenes?
tumour-inducing genes
What are carcinogens?
Cancer causing agents
What are BRCA1 and BRCA2?
tumor suppressor genes
what cancer is common regarding APC gene?
colon cancer
development of cancer
initiation, promotion, progression
What can carcinogens enter?
cell's nucleus and alter the DNA
What can carcinogens be?
chemical, radiative or viral
Chemical carcinogens
Include certain medications, insecticides, industrial dyes, and benzene.
Carcinogenic Radiation
The benefits of buying summaries with Stuvia:
Guaranteed quality through customer reviews
Stuvia customers have reviewed more than 700,000 summaries. This how you know that you are buying the best documents.
Quick and easy check-out
You can quickly pay through credit card or Stuvia-credit for the summaries. There is no membership needed.
Focus on what matters
Your fellow students write the study notes themselves, which is why the documents are always reliable and up-to-date. This ensures you quickly get to the core!
Frequently asked questions
What do I get when I buy this document?
You get a PDF, available immediately after your purchase. The purchased document is accessible anytime, anywhere and indefinitely through your profile.
Satisfaction guarantee: how does it work?
Our satisfaction guarantee ensures that you always find a study document that suits you well. You fill out a form, and our customer service team takes care of the rest.
Who am I buying these notes from?
Stuvia is a marketplace, so you are not buying this document from us, but from seller luzlinkuz. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for $12.49. You're not tied to anything after your purchase.
Can Stuvia be trusted?
4.6 stars on Google & Trustpilot (+1000 reviews)
79223 documents were sold in the last 30 days
Founded in 2010, the go-to place to buy study notes for 14 years now