1. The complement system is a____ barrier of the immune system.

2. The complement system is a group of ___ in the blood that detect pathogens that have entered the body.

3. The complement system can cause____, the swelling of a part of the body accompanied by redness,swelling, and pain as a response to infection.

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Hii!! (: The correct answers are:

The complement system is a  biological  barrier of the immune system.

The complement system is a group of  proteins  in the blood that detect pathogens that have entered the body.

The complement system can cause  inflammation , the swelling of a part of the body accompanied by redness, swelling, and pain as a response to infection.

1. The complement system is a  biological barrier to the immune system.

2. The complement system is a group of proteins in the blood that detect pathogens that have entered the body.

3. The complement system can cause inflammation, the swelling of a part of the body accompanied by redness, swelling, and pain as a response to infection.

What are the 3 main functions of the complement system?

(1) The activation of inflammation

(2) The opsonization of pathogens and cells for release.

(3) The direct slaying of target cells by lysis.

Thus, these are the answers.

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