12 Questions
What is the primary function of the immune system?
To tackle constant threats from pathogens
What is the main difference between the nonspecific and specific immune systems?
The specific immune system does not create special defenses for each type of pathogen
What is an example of a life-threatening illness?
Meningitis
How can pathogens infiltrate the body?
Through inhalation, ingestion, or contact with contaminated surfaces
What is the role of antibodies in the immune system?
To fight pathogens and keep the body safe
What are examples of pathogens?
Bacteria, viruses, fungi, and parasites
What is the primary function of the skin and mucous membranes in the nonspecific immune system?
To act as physical barriers preventing the entry of pathogens
What is the role of enzymes in the nonspecific immune system?
To speed up chemical reactions to destroy pathogens
What is the purpose of the inflammatory response in the nonspecific immune system?
To contain and eliminate pathogens
What happens to blood vessel walls during an inflammatory response?
They dilate and become more permeable
What type of cell is responsible for consuming pathogens through phagocytosis?
Mast cell
What is the primary function of tears in the nonspecific immune system?
To flush out the eyes and contain chemicals to attack viruses and bacteria
Learn about the human body's defense mechanism against pathogens, including minor and life-threatening illnesses. Understand how the immune system protects us from diseases.
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