EESA10H3 Lecture : Human Health and the Environment 4.doc
Document Summary
Midterm exam: friday february 29, 2008 from 7pm to 9pm. From last class: transformation of nitrates to nitrites in the book it says that it is happening in our body, professor said here in class that it is happening in water (both things are true) What are endocrine disruptors: picture posted to show what are the endocrine glands these organs in our body. Hormones are carried through our body by some receptor also some chemical that carry the hormone. Some genes can be altered because these receptors bind with. Adults are not that sensitive (adverse affects are not very visible on adults), fetuses are much more sensitive. Fetuses are more sensitive on the changes of the hormones than adults: thyroid hormone affects mental brain development of fetuses. In animal studies some impaired learning in non-human primates seen: organophosphates affect directly brain development. Organochlorine substances: are two different chemicals will talk about dioxins and ddt (are not in the textbook)