Living organisms exist in chains and require the interaction of one another.

Just as man colonize his environment, so do millions of life colonize the Human body. The human body harbor millions of microorganisms which are either helpful to humans or are just living there as it is best place for them to survive.

This microbial floral of the skin are either transient (come in contact with skin from other sources) or resident (natural inhabitants of the skin) organisms. The human skin is known to harbor Staphylococcus epidermidis among others.

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The human nose harbor Staphylococcus aureus, a Gram positive bacterium known to cause surgical wound and systemic infection.

Streptococcus mutans a gram positive bacterium is a predominant microorganism found in the mouth among about 700 other microorganism.

Lactobacillus is a normal microbial floral found in the vagina.

FUNCTION OF THE NORMAL MICROBIAL FLORAL

• Colonization resistance
• Production of inhibitory end product
• Production of inhibitory enzyme against pathogenic microorganism
• Production of antibodies

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