36 Questions
Which of the following is NOT an environmental factor associated with inducing cancer?
UV rays
What is the first discovered retro-virus causing cancer?
Rous sarcoma virus (RSV)
Which of the following is NOT a biological carcinogen?
UV rays
What is the role of a tumor suppressor gene?
Regulate cell division
Which virus is associated with Kaposi’s sarcoma?
Cytomegalovirus (CMV)
What are tumor markers used for?
Estimate prognosis
Which of the following is an endogenous factor associated with inducing cancer?
Immune system defects
What type of substance can be a tumor marker?
(HPV) human papilloma virus
Which of these is NOT a chemical carcinogen?
UV rays
What role does mutation play in the pathogenesis of cancer?
Affects gene expression
Which of the following is NOT a physical carcinogen?
Arsenic
What does a proto-oncogene do before it becomes mutated?
Regulates normal cell division
Which of the following is NOT a characteristic of benign tumors?
May invade surrounding tissue
Which type of neoplasm originates from mesenchymal tissue?
Sarcoma
What is the main method of treatment for benign tumors?
Surgical removal
Which characteristic is typical of malignant tumors?
Irregular borders
What is the distinguishing factor between benign and malignant tumors?
Metastasis
Which of the following is a mesenchymal tumor?
Fibroma
What is the genetic inheritance pattern associated with retinoblastoma?
Autosomal dominant
Which of the following is NOT an etiological agent that induces cancer?
Hormonal imbalance
What is the main distinguishing feature of anaplastic cells?
Pleomorphism and hyperchromatic nuclei
Which tumor originates from epithelial tissues?
Basal cell carcinoma
What is the key factor used to classify tumors as benign or malignant?
Degree of differentiation
Which of the following is a possible method of treatment for malignant tumors?
A combination of therapies including surgery, radiotherapy, and chemotherapy
Which term refers to various types of growths including non-cancerous or benign tumors, precancerous growths, carcinoma in situ and malignant or cancerous tumors?
Neoplasia
What is the term used for the supportive stroma that is made up of blood vessels and the connective tissue in neoplasia?
Reactive Stroma
What suffix is commonly used for benign tumors such as lipoma, hemangioma, adenoma, lymphangioma, and myoma?
-oma
What does the term 'neoplasia' suggest by its etymology?
New formation
Which term refers to the mass that developed due to abnormal cell or tissue growth?
Neoplasia
What are the two basic components of neoplasia according to the text?
Proliferating neoplastic cells and reactive stroma
What is the term for a mass of autonomous cells in neoplasia?
Neoplastic cells
What is the term used for the classification of neoplasms based on their type and behavior?
Nomenclature
In neoplasia, what does the term 'silent collaborator' refer to?
Reactive Stroma
Which term is used for a mass that developed due to abnormal cell or tissue growth?
Neoplasmogenesis
In neoplasia, what does the term 'carcinoma in situ' refer to?
Localized precancerous growth
What is the term used for the genetic study of neoplasia and its causes?
Genetics of neoplasia study
Test your knowledge on the histogenesis, classification, and genetics of neoplasia with this quiz. Explore topics like causes of neoplasms, differences between benign and malignant tumors, effects of tumors on hosts, oncogenes, and genetic aspects of neoplasia.
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