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Health Psychology Exam 4 Cancer Questions and Answers
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What is cancer - Answer--uncontrolled growth and spread of abnormal cells -provide no benefit -leads to tumors that can result in death if not detected and treated -death from: organ failure (kidney cancer) or obstructions (intestinal cancer) What is the normal/abnormal role of cell in DNA -...

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  • October 18, 2024
  • 4
  • 2024/2025
  • Exam (elaborations)
  • Questions & answers

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  • health psychology exam 4 cancer questions and answ
  • what is cancer answer uncontrolled growth and s

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Health Psychology Exam 4 Cancer
Questions and Answers
What is cancer - Answer--uncontrolled growth and spread of abnormal cells
-provide no benefit
-leads to tumors that can result in death if not detected and treated
-death from: organ failure (kidney cancer) or obstructions (intestinal cancer)

What is the normal/abnormal role of cell in DNA - Answer-normal: DNA contents code
directing cell development and growth, body cells reproduce in an orderly fashion with
specified time course. body repairs DNA damages or cell dies off before replicating
abnormal: carcinogens may cause changes in DNA

Carcinogens - Answer-change normal pattern of cell growth and production
ex: cigs, UV, inspestus, ethanol in alc., HIV, AIDS, pollution, processed meat

How are carcinogens determined - Answer-lab research with animals and
epidemiological research with humans
-give doses that we think are cancer causing

epidemiological research - Answer-with humans--correlational and observational data
-self-reported exposure to inspestus and how correlated with cancer outcomes

Number one preventable cause of death in U.S - Answer-heart disease with cancer
being second

Benign tumors - Answer--made of cells like the original ones
-spread slowly
-less dangerous

Malignant tumors - Answer--mutant cells, different from other cells around them
-proliferate quickly
-can metastasize (spread to other parts of body than it originated in)

Immune System in Cancer - Answer--provides defense against infectious and malignant
diseases
-cancerous cells typically identified as "non self"
-immune system can control the development and spread of certain cancers

Gender differences in cancer diagnoses - Answer--none: 1/3 men, 1/3 women

Changes in cancer survival and prevalence rates over time - Answer-dramatic increase
in living 5 year post diagnosis: 1975: 49%, 2001: 67%
-reason: advances in treatment, meds, importance of identifying before it progresses

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