Question

1. Name and briefly describe the immune system's first line of defense. 2. How can the skin be considered part of the immune system? 3. What are mucous membranes? Where are they found? 4. Are all bacteria that live in the human body harmful? Why or why not? 5. What is the purpose of the cilia of the cells that line the respiratory lining?

Name: questions 1 name and briefly describe the immune systems first line of defense 2 how can the skin be considered part of the immune system 3 what are mucous membranes where are they found 4 a 97447
Uploaded: 2023-06-23T06:41:52-08:00
Duration: 4 min 6 s
Channel: Madhur L
Description: questions 1 name and briefly describe the immune systems first line of defense 2 how can the skin be considered part of the immune system 3 what are mucous membranes where are they found 4 a 97447

          1. Name and briefly describe the immune system's first line of defense.
2. How can the skin be considered part of the immune system?
3. What are mucous membranes? Where are they found?
4. Are all bacteria that live in the human body harmful? Why or why not?
5. What is the purpose of the cilia of the cells that line the respiratory lining?

questions 1 name and briefly describe the immune systems first line of defense 2 how can the skin be considered part of the immune system 3 what are mucous membranes where are they found 4 a 97447

Added by Richard P.

Biology for AP Courses

Julianne Zedalis, John Eggebrecht

Instant Answer

Solved by Expert Madhur L

06/23/2023

Step 1

The immune system's first line of defense is the skin. The skin is covered with cells that secrete proteins and other chemicals that help to defend the body against infection. Show more…

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1. Name and briefly describe the immune system's first line of defense. 2. How can the skin be considered part of the immune system? 3. What are mucous membranes? Where are they found? 4. Are all bacteria that live in the human body harmful? Why or why not? 5. What is the purpose of the cilia of the cells that line the respiratory lining?