Respuesta :
In order to keep pathogens out of the body, intact skin forms a physical barrier around it.
What creates a physical barrier around the body?
All around the body, endothelia, mucous membranes, and skin act as physical barriers to stop germs from getting to possible infection sites.
What physical feature serves as a barrier to keep invasive organisms out of the body?
The skin and mucous membranes serve as a physical barrier that keeps bacteria from penetrating.
When the skin is cut, the blood forms a clot that closes the wound and keeps microorganisms out.
What types of obstacles are physical?
Steps and curbs that prevent someone with mobility issues from accessing a building or using a walkway are examples of physical barriers.
Mammography apparatus that necessitates a lady with limited mobility to stand
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