How do the disease-causing germs invade our body?? ...

How do the disease-causing germs invade our body?

Microorganisms capable of causing disease—pathogens—usually enter our bodies through the mouth, eyes, nose, or urogenital openings, or through wounds or bites that breach the skin barrier.

The most common way that disease-causing germs, also known as pathogens, invade the body is through the respiratory or digestive systems. When you breathe in air, you may inhale pathogenic particles, such as bacteria or viruses, which can enter your respiratory system and make you sick. When you eat or drink contaminated food or water, you may ingest pathogens that can enter your digestive system and make you sick. Pathogens can also enter the body through open wounds or cuts. Once inside the body, pathogens can cause a variety of diseases, depending on the type of pathogen and the specific location in the body where they end up

Microorganisms capable of causing disease—pathogens—usually enter our bodies through the mouth, eyes, nose, or urogenital openings, or through wounds or bites that breach the skin barrier.