Asked in Lakes and Rivers
What river Served as a strong barrier to invasion?
It wasn't a river that served as a strong barrier to invasion in China. It was the Pacific Ocean that served as a strong barrier to invasion. ...
Asked in Immune System
What structures provide physical or chemical barriers against microbial invasion?
The skin and mucous membranes provide living things with physical and chemical barriers against invasion of microbes. These membranes are part of the immune system. ...
Asked in Biology, Microbiology, Stomach
How do microbes enter your genitals?
Intact outer skin is usually a good barrier against microbes. The mucous membranes are another matter. The mucous membranes in the woman's genital tract and in the man's urethra, especially if there are small tears, can be the sites where infection is introduced. ...
Asked in Landforms, Ancient Egypt
What is one natural barrier that protected ancient Egypt from invasion?
No natural barrier completely protected Egypt from invasion as all of these difficulties were eventually overcome, but some of the natural barriers that substantially minimized foreign invasions were: the Sahara Desert, the Red Sea, the Sinai Desert, and the Mediterranean Sea. (Amphibious assaults were usually not terribly successful at this period.) ...
Asked in Integumentary System (skin)
How does skin protect your body from microbes?
The acid mantle is formed over the epidermis to protect the skin from microbes( dirt, grime, bacteria or any foreign debris) This acid mantle is composed of oil from your sebaceous glands and water from the sudoriferous glands. and when oil and water mixed at the top of the skin, its a barrier protector. ...
Asked in Science, Microbiology
What are the different sorts of microbes?
There are three types of microbes;aerobic,obligate anaerobic microbes and facultative anaerobic microbes.Aerobic microbes are the ones that need oxygen for their survival,facultative anaerobic microbes can do with or without oxygen while obligate anaerobic microbes do not need oxygen for their survival ...
How does the body defend itself from the bacteria entering?
By using their first line of defencee.g mucus from the nose and flem from the throat to trap microbes Also skin acts as a barrier type thing. x ...