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Test Bank For Gordis Epidemiology 6th Edition By David D Celentano; Moyses Szklo 9780323552295 Chapter 1-20 Complete Guide .

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Test Bank For Gordis Epidemiology 6th Edition By David D Celentano; Moyses Szklo 2295, 3 , 2318, 5 1 Introduction 2 The Dynamics of Disease Transmission 3 The Occurrence of Disease 4 The Occurrence of Disease 5 Assessing the Validity and Reliability of Diagnostic and Screening Tests 6 The Natural History of Disease 7 Observational Studies 8 Cohort Studies 9 Comparing Cohort and Case-Control Studies 10 Assessing Preventive and Therapeutic Measures 11 Randomized Trials 12 Estimating Risk 13 More on Risk 14 From Association to Causation 15 More on Causal Inference 16 Identifying the Roles of Genetic and Environmental Factors in Disease Causation 17 Using Epidemiology to Evaluate Health Services 18 Epidemiologic Approach to Evaluating Screening Programs 19 Epidemiology and Public Policy 20 Ethical and Professional Issues in Epidemiology

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Gordis Epidemiology 6th Edition
Course
Gordis Epidemiology 6th Edition











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Institution
Gordis Epidemiology 6th Edition
Course
Gordis Epidemiology 6th Edition

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Uploaded on
August 6, 2025
Number of pages
171
Written in
2025/2026
Type
Exam (elaborations)
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Questions & answers

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, Table of content
Chapter 1: Introduction
Chapter 2: The Dynamics of Disease Transmission
Chapter 3: The Occurrence of Disease: I. Disease Surveillance and Measures of Morbidity
Chapter 4: The Occurrence of Disease: II. Mortality and Other Measures of Disease
Impact
Chapter 5: Assessing the Validity and Reliability of Diagnostic and Screening Tests
Chapter 6: The Natural History of Disease: Ways of Expressing Prognosis
Chapter 7: Observational Studies
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Chapter 8: Cohort Studies
Chapter 9: Comparing Cohort and Case-Control Studies
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Chapter 10: Assessing Preventive and Therapeutic Measures: Randomized Trials
Chapter 11: Randomized Trials: Some Further Issues
Chapter 12: Estimating Risk: Is There an Association?
Chapter 13: More on Risk: Estimating the Potential for Prevention
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Chapter 14: From Association to Causation: Deriving Inferences From Epidemiologic
Studies
Chapter 15: More on Causal Inference: Bias, Confounding, and Interaction
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Chapter 16: Identifying the Roles of Genetic and Environmental Factors in Disease
Causation
Chapter 17: Using Epidemiology to Evaluate Health Services
PP

Chapter 18: Epidemiologic Approach to Evaluating Screening Programs
Chapter 19: Epidemiology and Public Policy
Chapter 20: Ethical and Professional Issues in Epidemiology
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VE
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, Chapter 01: Introduction
abirb.com/test
Celentano: Gordis Epidemiology, 6th Edition

Test Bank abirb.com/test

MULTIPLE CHOICE
abirb.com/test
1. Which of the following is an example of tertiary prevention?
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ST

a. Vaccination for rotavirus for children younger than the age of 1 year
b. Surgical amputation of an extremity with osteosarcoma (bone cancer)
abirb.com/test
c. Screening for gestational diabetes after 24 weeks of pregnancy
d. Sexual education program in elementary schools
UV

e. Increasing taxes for buying cigarettes
abirb.com/test

ANS: B
abirb.com/test
Surgical amputation of an extremity with osteosarcoma (bone cancer) is an example in which
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when a disease is present the treatment (amputation) is done to reduce the impact of disease
by preventing the tumor from dissemination. Vaccinationabirb.com/test
for rotavirus for children younger
than the age of 1 year, sexual education program in elementary schools, and increasing taxes
for buying cigarettes represent examples of primary prevention. Screening for gestational
abirb.com/test
_A

diabetes after 24 weeks of pregnancy is an example of secondary prevention.

2. This historic character observed that childbed fever mortality was more common among
abirb.com/test
women treated by physicians and medical students compared with women treated by
midwives. Based on his observations, he implemented a hand wash policy that resulted in a
PP

abirb.com/test
decrease in mortality. Name the character that we are talking about.

a. John Snow abirb.com/test
b. Edward Jenner
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c. D.A. Henderson
d. Leon Gordis abirb.com/test
e. Ignaz Semmelweis
abirb.com/test
ANS: E
VE

Ignaz Semmelweis identified that medical students and physicians transmitted the disease by
abirb.com/test
not washing their hands after examining bodies at autopsies and conducting multiple
examinations in the clinic.
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D

3. Thanks to the contributions of Edward Jenner, the following disease was eradicated later
by efforts organized by D.A. Henderson: abirb.com/test
?

a. Cholera
b. Smallpox abirb.com/test
c. Chickenpox
d. Polio abirb.com/test
e. Zika

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, Test Bank 1-2



ANS: B
abirb.com/test
Smallpox was eradicated in 1980. Edward Jenner vaccinated James Phipps in 1796 against
smallpox. Almost 200 years later, the World Health Organization (WHO) commissioned
abirb.com/test
D.A. Henderson to lead the efforts to eradicate the disease.

4. Over the past century, a marked decline in the mortality abirb.com/test
rates of many infectious diseases
has been observed. Which of the following is the most likely reason for the observed decline
in mortality rates from common infectious diseases?
abirb.com/test
ST

a. Development of penicillin
b. Development of insulin abirb.com/test
c. Development of vaccines
d. Improvement in social conditions
UV

e. Worse sanitation and unsafe water abirb.com/test


ANS: D abirb.com/test

Although medical treatments potentially helped in the decrease of infectious diseases, the
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advancement in social conditions played a major role. These abirb.com/test
improvements include better
sanitation, safe disposal of waste, better nutrition, and improvement in housing conditions.
abirb.com/test
_A

abirb.com/test
PP

abirb.com/test


abirb.com/test
RO

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abirb.com/test
VE

abirb.com/test


abirb.com/test
D

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?

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