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Chemistry Lab Dry Ice
What organs protects the body against toxins?
When is a chemical considered toxic and what are warning symptoms?
What are some human health conditions that can result from chemicals ? Give an illustration
Melissa Calderon -
How Can Chemicals Enter The Body
How do scientist test chemiclas to determine if the chemical is safe for humans???
How Can Chemicals Enter The Body?
A chemical can enter the body by different ways. Four main routes chemicals can enter the body are:
Dermal exposure (skin)
--Air can be contaminated and can be inhaled. When air is inhaled it goes through the mouth and nose then into the lungs.
--When chemicals are touched the chemical can go through the skin and into the bloodstream.
--Chemicals can be accidentally swallowed
if food, cigarettes, or if your hands are contaminated.
--Injection is one way that chemicals e
nter the body. In some workplaces they have sharp objects which can punctures the skin and can inject a chemical or virus directly to your bloodstream.
"How Workplace Chemicals Enter the Body."Canadian Center for Occupational Health & Safety, 1 Apr. 2009. Web. 3 Feb. 2010. <
Food can contain chemicals without someone knowing.
When your cut with an sharp object, chemicals or any virus can go directly to your blood stream.
Air can contain chemicals, and you can breathe them in.
Chemicals can be touched, then the chemicals go through your skin and to your bloodstream.
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