Camri Neslon Lexy Freeman Kali Pierre and Katrina

Camri Neslon, Lexy Freeman, Kali Pierre, and Katrina Turner BIOLOGICAL CONTAMINANTS AND CRYPTOSPORIDIUM, GIARDIA, AND SHIGELLA

Biological Contaminants Biological contaminants are living or once living organisms. • Indoor biological contaminants Includes: Bacteria, molds, mildew, viruses, animal dander and cat salvia, house dust mites, cockroaches, and pollen. • Effects: • – – • allergic reactions asthma diseases such as influenza, measles, and chicken pox Sneezing, watery eyes, coughing, dizziness To help prevent: Install exhaust fans and clean the house

Cryptosporidium Protozoan that can cause Gastro. Intestinal illness with diahrrea in humans. The organism most commonly isolated in HIV positive patients presenting with diahrrea. Treatment is symptomatic with fluid rehydration, electrolyte correction, and management of any pain.

Shigella • • • a) b) c) • It was a rod-shaped bacteria. It is natually found in humans and apes. Causes: Touching your mouth Eating contaminated foods Swallowing contaminated water Treatment : Antibiotics

GIARDIA q q q Infection of the small intestine Caused by a microscopic organism When water becomes contaminated with raw sewage Symptoms: Diarrhea, bloating, and headache Treatment: Antibiotic therapy Prevention: Water purification

shigella cryptosporidium giardia Biological contaminants

Citations http: //www. nsc. org/news_resources/Res ources/Documents/Biological_Contamin ants. pdf http: //en. wikipedia. org/wiki/Cryptosporidi um http: //www. ncbi. nlm. nih. gov/pubmedheal th/PMH 0001333/ www. mayoclinic. com/health/shigella http: //en. wikapedia. org/wiki/shigella