WebBiotic agents include life-forms that range in size from the smallest virus, measuring approximately 20 nanometres (0.000 000 8 inch) in diameter, to tapeworms that achieve … WebInfections can get into the body through contact with broken skin, being breathed in or eaten, by coming into contact with the eyes, mouth or nose, or when needles or …

Infectious Agents - National Geographic Society

WebMost people have experienced an 'upset stomach', which reveals itself in the form of diarrhoea and/or vomiting. Through the urinary and reproductive systems. The infectious … WebHow does bacteria get into your body? Microorganisms capable of causing disease—or pathogens—usually enter our bodies through the eyes, mouth, nose, or urogenital … something\u0027s wrong with my sister

Explain the ways an infective agent might enter the body

Web12 feb. 2010 · Once contact occurs, disease-causing agents, such as viruses and bacteria, may enter a person through breaks in the skin, or they may be inhaled or swallowed. … WebFor an infection to occur, germs must enter a susceptible person’s body and invade tissues, multiply, and cause a reaction. Devices like IV catheters and surgical incisions can provide an entryway, whereas a healthy immune system helps fight infection. Recommendations for Consider using alternatives by ID number and category. … Recommendations for construction and demolition by ID number and category. # … Explain special circumstances that may require heightened disinfection; … WebThrough blood or other body fluids Some infections are spread when body fluids such as blood, saliva, urine (wees), faeces (poos) or semen come into direct contact with an … small clothing factory