2. The table below shows typical results from studies of the familiality of major depressive disorder and bipolar disorder. Relationship Depressive disorder Bipolar disorder Unrelated (prevalence) 3% 1% First-degree relative risk MZ concordance 9% 9% 43% 55% DZ concordance Birth parents of bipolar adoptees Birth parents of control adoptees 28% 7% 21% 7% 2% 0% Use the data in the table to answer the following questions: a. Why is it important to know the prevalence of these disorders in unrelated individuals? b. What is the evidence supporting the idea that bipolar disorder is more heritable than depressive disorder?
2. The table below shows typical results from studies of the familiality of major depressive disorder and bipolar disorder. Relationship Depressive disorder Bipolar disorder Unrelated (prevalence) 3% 1% First-degree relative risk MZ concordance 9% 9% 43% 55% DZ concordance Birth parents of bipolar adoptees Birth parents of control adoptees 28% 7% 21% 7% 2% 0% Use the data in the table to answer the following questions: a. Why is it important to know the prevalence of these disorders in unrelated individuals? b. What is the evidence supporting the idea that bipolar disorder is more heritable than depressive disorder?
Human Anatomy & Physiology (11th Edition)
11th Edition
ISBN:9780134580999
Author:Elaine N. Marieb, Katja N. Hoehn
Publisher:Elaine N. Marieb, Katja N. Hoehn
Chapter1: The Human Body: An Orientation
Section: Chapter Questions
Problem 1RQ: The correct sequence of levels forming the structural hierarchy is A. (a) organ, organ system,...
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Transcribed Image Text:2. The table below shows typical results from studies of the familiality of major depressive disorder and
bipolar disorder.
Relationship
Depressive
disorder
Bipolar disorder
Unrelated (prevalence)
3%
1%
First-degree relative risk
9%
9%
MZ concordance
43%
55%
DZ concordance
28%
7%
Birth parents of bipolar
adoptees
21%
7%
Birth parents of control
adoptees
2%
0%
Use the data in the table to answer the following questions:
a. Why is it important to know the prevalence of these disorders in unrelated individuals?
b. What is the evidence supporting the idea that bipolar disorder is more heritable than depressive
disorder?
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