Multiple Choice
In which of the following ways do hormones play a role in appetite and energy expenditure?
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16. The Endocrine System
Introduction to the Endocrine System
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Which organ system is primarily responsible for the distribution of nutrients and oxygen to cells throughout the body?
A
Digestive system
B
Nervous system
C
Respiratory system
D
Circulatory system
Verified step by step guidance1
Identify the primary function of each organ system listed in the options.
Understand that the digestive system is responsible for breaking down food and absorbing nutrients, but not for distributing them throughout the body.
Recognize that the nervous system is responsible for transmitting signals between different parts of the body, not for nutrient or oxygen distribution.
Acknowledge that the respiratory system is responsible for the exchange of gases (oxygen and carbon dioxide) with the environment, but not for their distribution to cells.
Conclude that the circulatory system, which includes the heart, blood, and blood vessels, is responsible for transporting nutrients and oxygen to cells throughout the body, making it the correct answer.
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