Outdoor air pollution Flashcards
causes decrease in thickness of ozone layer due to use of air conditioners and refrigerators
Chloroflourocarbon
Protocol phasing out of CFC
Montreal Protocol of 1987
NO + Organic compounds + Sunlight = Free radicals injure epithelial cells along RT (emphysema, asthmatics, URT inflam.)
Ground Level Ozone
What composes Witches’ Brew?
Ozone + Sulfur Dioxide
From coal powerplants, copper smelting and byproduct of paper mills
Sulfur Dioxide
AKA particulate matter that is related to M&M of pulmonary inflam. and secondary CV effects
Soot
Size of particulate matter that is most harmful
<10um
cause of accidental and Suicidal death
Carbon Monoxide
Carbon Monoxidation results from _______ oxidation of monocarbon?
Incomplete oxidation
Carbon Monoxide Systemic Hypoxia = CO sat. %?
20-30%
Carbon Monoxide Death and unconsciousness = CO sat. %?
60-70%
From improper use of gasoline powered generators
Carbon Monoxide
Acute toxicity signs & symptoms
Cherry-red skin & mucous membrane, edematous brain with hyposic changes, morphologic apperance not yet seen
Chronic toxicity signs & symptoms
Ischemic changes in basal ganglia and lenticular nuclei
Sequelae of Chronic toxicity
impairments in speech, vision, hearing, and memory