biotic & abiotic factors powerpoint
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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?