4. What is the independent variable in this study? 5. What is the dependent variable in this study?
4. What is the independent variable in this study? 5. What is the dependent variable in this study?
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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Question
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Answers to questions 4 and 5 please
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• A A
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A
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ab x, x
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Dicta
4. What is the independent variable in this study?
5. What is the dependent variable in this study?
6. Is a high or low blood pressure desirable?
7. Which diet is associated with the highest blood pressure, both systolic and diastolic?
8. What happened to blood pressure when subjects were on the fruit-and-vegetable
diet?
9. What happened to blood pressure when people went onto the combination diet?
10. How quickly did changes in blood pressure establish themselves in the study?
11. Did early changes in blood pressure remain throughout the study?"
Transcribed Image Text:v 11
• A A
Aa v
A
AaBbCcDdE
AaBbCeDdE AaBbCcD AaBbCcDdE AaBb U
ab x, x
A 2 v A v
>
Normal
No Spacing
Heading 1
Heading 2
Title
Styles
Pane
Dicta
4. What is the independent variable in this study?
5. What is the dependent variable in this study?
6. Is a high or low blood pressure desirable?
7. Which diet is associated with the highest blood pressure, both systolic and diastolic?
8. What happened to blood pressure when subjects were on the fruit-and-vegetable
diet?
9. What happened to blood pressure when people went onto the combination diet?
10. How quickly did changes in blood pressure establish themselves in the study?
11. Did early changes in blood pressure remain throughout the study?

Transcribed Image Text:v A A
Aa v
A v 2 v A v
AaBbCcDdE
AaBbCcDdE AABBCCD
AaBbCcDdE AaBb
Normal
No Spacing
>
Heading 1
Heading 2
Title
Styles
Pane
Dicta
Use the following graph to answer questions 4-14:
I Control diet
A Fruits-and-vegetables diet
• Combination diet
Helpful information about the graph:
132
Control diet = Diet typical of most
Americans.
Fruits-and-vegetables diet = More fruits
and vegetables, fewer snacks and treats,
but otherwise similar to the control diet.
Combination diet = Diet rich in fruits and
vegetables, but low in saturated fat, total
fat, and cholesterol.
The sodium content of all diets was similar.
Baseline = All subjects had been on the
control diet for three weeks at this point
and then were randomly assigned to an
intervention.
130
128
126
124
Systolic blood pressure = The highest blood
pressure attained in arteries when the
heart is contracting; a normal systolic
pressure is about 110 mm Hg.
Diastolic blood pressure = The lowest blood
pressure attained in arteries when the
heart is relaxing; a normal diastolic
pressure is about 70 mm Hg.
This study involved adults with systolic
blood pressures of less than 160 mm Hg
and diastolic pressures of 80 to 95 mm
Hg.
86
84
82
80
78
3
4
6
7 and 8
Base-
line
1
Intervention week
Diastolic blood pressure (mmHg)
Systolic blood pressure (mmHg)
శ్రీ శ్రీ శ్రీ శ్ీ
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