Biotic and Abiotic Factors How do biological and environmental factors affect the human body?
Biotic and Abiotic Factors
How do biological and environmental factors
affect the human body?
Biotic and Abiotic FactorsThat Can Affect Human Health• Biotic: Living - Biological
– Pathogens (bacteria, viruses, parasites)
– Your own body (aging)– Allergens
• Abiotic: Non living - Environmental– Medical procedures– Pollution– Chemical– Alcohol
Why do people say the following?
• Cover your mouth when you cough!• Wash your hands!• Don’t put that in your mouth!Don’t drink from my glass!
Pathogens
• Bacteria– Pneumonia– Tuberculosis– Lyme disease
• Viruses– Aids– Childhood diseases
• (measles, chicken pox, mumps)– Flu, common cold
• Parasites– Body lice– Swimmer’s itch– Malaria
Aging• Changes in the structure and
function of the body that occur over time.
• Graying of hair• Heart disease• Osteoporosis• Loss of hearing
Allergens• Is anyone allergic to anything?
Environmental Risks
• Medical– Radiation– Chemotherapy
• Pollution– Noise– Air
• Chemical– Lead– Asbestos
Alcohol and Drugs
• Alcohol• Tobacco• Illegal drugs• Prescription drugs/OTC drugs• Herbal medicines
• Any Questions?