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Multiple Choice
Which of the following body systems protects the body against foreign substances?
A
Digestive System
B
Respiratory System
C
Immune System
D
Nervous System
Verified step by step guidance
1
Identify the primary function of each body system listed in the problem.
Understand that the Digestive System is primarily responsible for breaking down food and absorbing nutrients.
Recognize that the Respiratory System is mainly involved in gas exchange, bringing oxygen into the body and removing carbon dioxide.
Acknowledge that the Nervous System is responsible for transmitting signals between different parts of the body and processing information.
Conclude that the Immune System is the body system specifically designed to protect the body against foreign substances, such as pathogens and toxins, by identifying and neutralizing them.