14 Questions
What is the main characteristic of cancer cells?
They multiply indefinitely
Why is cancer usually fatal if untreated?
The cells invade underlying tissue
How many people die from cancer globally every year?
6 million
What percentage of men are expected to get cancer at some stage of their life?
50%
What is the main cause of cancer according to the text?
Genetic mutation
Which term best describes the unregulated proliferation of cells causing either a solid tumour or other abnormal conditions?
Malignant
What type of cancer was most common in terms of new cases in 2020?
Breast
Which type of cancer caused the most deaths in 2020?
Lung
Approximately how many children develop cancer each year?
400,000
Which type of tumor arises from the sciatic nerve?
Neuroma
What is the characteristic of the growth rate of benign tumors?
Slow
Which term refers to any benign tumor projecting from surface epithelium?
Polyp
What is the meaning of the term 'Adenoma'?
Benign tumor of epithelial tissue with glandular origin
'Sarcoma' refers to a malignant tumor of which primary tissue?
(Osteo) connective tissue
Study Notes
Characteristics of Cancer Cells
- Cancer cells are characterized by unregulated proliferation, causing solid tumors or other abnormal conditions.
Cancer Mortality Rate
- Approximately 10 million people die from cancer globally every year if left untreated.
Cancer Prevalence
- It is estimated that 45% of men will develop cancer at some stage in their life.
Causes of Cancer
- The main cause of cancer is not specified in the text, as it can be caused by various factors.
Types of Tumors
- The term that best describes the unregulated proliferation of cells is neoplasia.
- The most common type of cancer in terms of new cases in 2020 is not specified in the text, but it varies by region and demographic.
Cancer Mortality
- The type of cancer that caused the most deaths in 2020 is not specified in the text, but it varies by region and demographic.
Pediatric Cancer
- Approximately 15,000 to 20,000 children develop cancer each year.
Tumor Types
- A schwannoma is a type of tumor that arises from the sciatic nerve.
- Benign tumors are characterized by a slow growth rate.
- A polyp is a benign tumor that projects from the surface epithelium.
- An adenoma is a benign tumor originating from glandular tissue.
- A sarcoma is a malignant tumor of connective tissue.
This quiz covers the process of oncogenesis, the development of tumours, malignancy, angiogenesis, metastasis, and various types of cancer. It is recommended reading for Chapter 10 Neoplastic Disease by Crowley and complements the lecture on Introduction to Human Disease. Access the recorded lecture through the provided link.
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