Outdoor air pollution Flashcards
(15 cards)
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