APES Human Hazards 5
281 views | +0 today
Follow
APES Human Hazards 5
toxcity, infection, disease, pathogens, risk assessment, risk management
Curated by Savannah Howe
Your new post is loading...
Your new post is loading...
Scooped by Savannah Howe
Scoop.it!

Vector-Borne Diseases - eNotes.com

Vector-Borne Diseases - eNotes.com | APES Human Hazards 5 | Scoop.it

This site explains infection, disease, pathogens, and vector. It goes into great detail about vector-borne illnesses. Vectors are organisms that spread illness. They are usually invertebrets. They take vertebret hosts. Vector-borne illnesses usually occur in the tropics and subtropics. An infection is when the parasite takes over the host organism and reproduces. The pathogen is the germ or parasite. A disease is an abnormal condtion usually caused by an infection, with a parasite.

more...
No comment yet.
Scooped by Savannah Howe
Scoop.it!

What is effective dose 50 (ED50)? definition and meaning

The ED50 is the effective dose. It is how the amount of the dose effectively effects 50% of the tested population

more...
No comment yet.
Scooped by Savannah Howe
Scoop.it!

Dose-response relationship - Wikipedia, the free encyclopedia

Dose-response relationship - Wikipedia, the free encyclopedia | APES Human Hazards 5 | Scoop.it

The dose-response analysis graph shows the difference in effects of a substance on an organism in different exposures. These graphs help to explainwhat is a safe amount of consumption verses a harmful amount.

more...
No comment yet.
Scooped by Savannah Howe
Scoop.it!

Common Chemicals Dangerous to Humans in Early Development | Worldwatch Institute

Common Chemicals Dangerous to Humans in Early Development | Worldwatch Institute | APES Human Hazards 5 | Scoop.it

This article explains compound chemicals and why they are harmful, especially during pregnancies. The article attributes the timing and exposer aslarge part of the harmfulness of compounds and toxins. The article also mentions that the old way of thinking was the dosage makes the poison. The different stages in development will impact how the toxin affects someone. During different stages, organisms have more or less of an ablility to detoxify, therefore making the timing more affective than the dosage as well.

more...
No comment yet.
Scooped by Savannah Howe
Scoop.it!

The Habitable Planet Unit 6 - Risk, Exposure, and Health // Online Textbook

The Habitable Planet Unit 6 - Risk, Exposure, and Health // Online Textbook | APES Human Hazards 5 | Scoop.it

This website is very useful and describes risk management and assessment. Risk is the potential of what the dosage will do to the organism. This is a great webesite for studying the risks associtated with dosage.

more...
No comment yet.
Scooped by Savannah Howe
Scoop.it!

What is an LD50 and LC50 : OSH Answers

This article explains LD50 and the acute effect. LD50 is the lethal dosage of a substance which is the cause of death for 50% of the organisms tested. We study LD50s an order to determine the effects of a chemical because often ther is a wide range of how the chemical effects a human. The acute effects are the effects that are caused within 4 hours of exposure. The chronic effects are the long term effects from the dosage and the threshold effects are the changes made within the body from a dosage.

more...
No comment yet.
Scooped by Savannah Howe
Scoop.it!

Toxins In Our Food

This video explains the harmful effects toxins can have on our bodies and how the food we consume is linked to cancer and illnesses caused by these toxins. I felt like this video really linking this unit with our previous unit on food and pesticides.

more...
No comment yet.
Scooped by Savannah Howe
Scoop.it!

Toxicity - Wikipedia, the free encyclopedia

Toxicity - Wikipedia, the free encyclopedia | APES Human Hazards 5 | Scoop.it

The image is the universal symbol for toxicity. Toxicity is the measurement of how harmful a substance is to an organism. Wikipedia does a good job of explaining what toxicity is and the types. According to the textbook there are four types of toxicity: chemical, physical, biological, and cultural. A toxin is anything that is man made or made by a living organism that is aharmful poison to other organisms.

more...
No comment yet.