Describe the various exposure routes of toxicants in the human body wi

Question

Describe the various exposure routes of toxicants in the human body with suitable examples.Describe the various exposure routes of toxicants in the human body with suitable examples.

20 Apr 2022

Answer :

Word Count : 448

There are four routes by which a substance can enter the body: inhalation, skin (or eye) absorption, ingestion, and injection.

• Inhalation: For most chemicals in the form of vapors, gases, mists, or particulates, inhalation is the major route of entry. Once inhaled, chemicals are either exhaled or deposited in the respiratory tract. If deposited, damage can occur through direct contact with tissue or the chemical may diffuse into the blood through the lung-blood ___ _______ __________ ___ ________ _________ _______.
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