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Unit 1 - NURS 316 Practice Questions and Correct Answers $8.99   Add to cart

Exam (elaborations)

Unit 1 - NURS 316 Practice Questions and Correct Answers

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  • Course
  • NUR 316
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  • NUR 316

Cross sectional studies simultaneous collection of information necessary for classification of exposure and outcome - two populations, have the disease and do not have the disease and then study if they got the exposure Case-control study compare case subjects to control subjects, two diseases - a...

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  • August 5, 2024
  • 3
  • 2024/2025
  • Exam (elaborations)
  • Questions & answers
  • NUR 316
  • NUR 316
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Unit 1 - NURS 316 Practice Questions
and Correct Answers
Cross sectional studies ✅simultaneous collection of information necessary for
classification of exposure and outcome
- two populations, have the disease and do not have the disease and then study if they
got the exposure

Case-control study ✅compare case subjects to control subjects, two diseases
- all disease positive in one group and one population with no disease and then they
check how many people are exposed in either group

Cohort studies ✅involved groups of people born at the time or who share some factor
- generally follow for at least 10 years

Metaplasia ✅cellular adaptation change in shape/type of cell
Can be cause by chronic stimulation
Can be reversed if the exposure/agent is removed

Dysplasia ✅cellular adaptation very close to cancer, can not be reversed
Cells not organized, disorderly growth

Neoplasia ✅disorganized growth, differentiation of proliferation

Protooncogenes ✅genes whose normal protein products stimulate the cell cycle

Anti-oncogenes (tumor suppressor genes) ✅genes that suppress anti-oncogenes, p53
common protein

Check points in cell cycle ✅G1 to S, S(M) to G2

Steps involving in neoplasia ✅Initiation - cells exposed to carcinogenic agent
Promotion - unregulated, accelerated growth
Progression - cells acquire malignant phenotypic changes

Carcinoembryonic antigen (CEA) ✅colon cancer, pancreatic and stomach cancer

AFP (alpha-fetoprotein) ✅Tumor marker for liver cancer

CA-125 (cancer antigen-125 tumor marker) ✅blood test used in the detection of
ovarian cancer

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