Which of the following statements is true regarding the absorption of VOCs?

The statement regarding the absorption of volatile organic compounds (VOCs) that indicates they are about 100% absorbed through the gastrointestinal (GI) tract is accurate in that many VOCs can be effectively absorbed when ingested. This high absorption rate is due to the chemical properties of many VOCs, which allow them to pass through biological membranes readily, including the GI tract. When VOCs enter the body, they can rapidly distribute into the bloodstream, leading to systemic exposure.

Understanding the pharmacokinetics of VOCs is crucial in evaluating their potential health impacts, as rapid and complete absorption through the GI tract can lead to significant exposure risks. In contrast, while some VOCs can be absorbed through the skin or inhalation, their absorption rates can vary significantly based on factors like their chemical structure and the presence of other substances.

The absorption characteristics of VOCs are important for professionals assessing risks associated with exposure in various environments, whether through ingestion, skin contact, or inhalation. This knowledge helps in assessing toxicity and potential health effects stemming from exposure to these compounds.