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Leukocytes comprise:

1) Lymphocytes

B cells, helper T cells, cytotoxic T cells, memory cells

antibody production, immune activators, cell killer, secondary response

2) Eosinophils

anti-parasites

3) Neutrophils

neutralises bacteria and fungi

4) Basophils

release histamines for allergic inflammatory responses

5) Monocytes

Macrophages, antigen-presenting cells

6) Dendritic cells

Antigen-presenting cells

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11y ago
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12y ago

Yes. Leukocytes are white blood cells.

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15y ago

Neutrophil

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14y ago

Lymphocyte

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Q: What leukocyte is the body's second line of defense against infection?
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Related questions

Is the integumentary system the second and third line of defense against infection?

The integumentary system is one of the first lines of defense against infection. It provides a physical and chemical barrier against the entry of pathogens.


What is bodies second line of defense against pathogens?

the body's second line of defense against pathogens is the B cells.


Are phagocytes part of the second line of defense against microorganisms?

yes


Second line of defense against microorganisms?

The Second Line of defense is mainly called the Inflammatory Response. Some may say the immune response is the second layer too. The Second Line of Defense also includes leukocytes such as macrophages.


When does the bodys second line of defense come into play?

when it gets past the first line (the skin)


What helper portion of the cell is a part of the second line of defense against microorganisms?

phagocytes


The body's main defense against pathogens is the?

the body's second line of defense against pathogens is the B cells.


What is the most numerous leukocyte?

the most comon leukocyte in peripheral blood is neutrophils


Who is Harry Potters defense against the dark in the second book?

Nobody, but Amycus Carrow becomes teacher of Dark Arts.


What is the first line of defense against infection?

Your skin,sweat,mucus,and tears is the first line of defense of your immune system. it is the original protector from bacteria and viruses


What does the bodys line of defense do if you get rabies?

Well, you first get infected from a scratch or bite, then the infection spreads into the bloodstream, getting by the first line of defence. The second line of defence, would be the white blood cells. They try overcome or "swallow" the infection. the third line of defense, is the anitgens. If all else fails, your f*cked.


What organ is your first line of defense against pathogens?

The integumentary system (skin) and mucous membranes are the first line of defense. They provide a physical barrier against invasion of pathogens. Any break in this physical barrier, such as a cut, makes it easier for pathogens to enter your body.