Learning Path
Question & Answer
Choose the Best Answer
Mucus
Sebum
Sweat
Earwax
Understanding the Answer
Let's break down why this is correct
Sebum is an oily film produced by sebaceous glands on the skin. Other options are incorrect because Many think mucus can kill germs, but it mainly traps them and moves them out; Sweat helps cool the body and has some antimicrobial ingredients.
Key Concepts
Barriers to Pathogens
hard level question
understand
Deep Dive: Barriers to Pathogens
Master the fundamentals
Definition
Barriers to Pathogens refer to the various defenses in the body that prevent harmful microorganisms from entering and causing infection. These barriers include mucus, skin oils, and other physical and chemical defenses that help protect against pathogens, contributing to the body's innate immune response.
Topic Definition
Barriers to Pathogens refer to the various defenses in the body that prevent harmful microorganisms from entering and causing infection. These barriers include mucus, skin oils, and other physical and chemical defenses that help protect against pathogens, contributing to the body's innate immune response.
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