Types of Toxicants and Venoms Quiz

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What is acute toxicity?

Exposure to a chemical for less than 24 hours (correct)

Exposure to a chemical for more than 24 hours

Exposure to a chemical for exactly 24 hours

Exposure to a chemical through ingestion only

How is acute exposure by inhalation defined?

Intermittent exposure for less than 24 hours

Continuous exposure for more than 24 hours

Intermittent exposure for more than 24 hours

Continuous exposure for less than 24 hours (correct)

What is subacute exposure to a chemical?

Exposure for less than 1 month (correct)

Exposure for more than 1 month but less than 3 months

Exposure for more than 3 months

Exposure for exactly 1 month

How long does sub chronic exposure to a chemical last?

1-3 months (A) Signup and view all the answers

What defines chronic exposure to a chemical?

More than 3 months (B) Signup and view all the answers

In terms of duration of exposure, which category does subacute exposure fall under?

Short-term exposure (B) Signup and view all the answers

What is the traditional definition of toxicology?

The study of poisons (A) Signup and view all the answers

What does the term Xenobiotics refer to?

Foreign substances that are biologically active (D) Signup and view all the answers

In toxicology, what does the term 'Xeno' signify?

Foreign or alien (A) Signup and view all the answers

What are some adverse effects that may occur due to toxicants?

Changes that are not realized until months or years later (A) Signup and view all the answers

Which term means 'the study of the adverse effects of chemicals or physical agents on living organisms'?

Toxicology (C) Signup and view all the answers

What does the word 'logy' typically denote in scientific terminology?

The study of (C) Signup and view all the answers

Which branch of toxicology focuses on the clinical concepts of intoxication and treatments for poisonings?

Clinical toxicology (B) Signup and view all the answers

What is the primary difference between poison and toxicant?

The quantity at which they are harmful (A) Signup and view all the answers

Which type of toxicants is generally classified as biotoxin?

Toxicant (B) Signup and view all the answers

What does mechanistic toxicology focus on?

How toxic substances cause their effects (D) Signup and view all the answers

In toxicology, what does environmental toxicology specifically deal with?

Pollutants in the environment (C) Signup and view all the answers

What aspect does forensic toxicology focus on within toxicology?

Legal aspects and cause of death (C) Signup and view all the answers

What is the difference between venom and other types of toxicants mentioned in the text?

Venom is synthesized in a specialized gland and transmitted by biting or stinging. (A) Signup and view all the answers

How does a systemic toxicant differ from an organ toxicant according to the text?

Systemic toxicants interfere with oxygen utilization, while organ toxicants primarily affect bloodforming tissues. (B) Signup and view all the answers

Which statement accurately describes toxicosis according to the text?

Toxicosis is synonymous with intoxication and poisoning. (A) Signup and view all the answers

How does a pollutant differ from other types of toxicants discussed in the text?

Pollutants are discharged or admixed materials contributing to pollution, unlike other source-specific toxicants. (B) Signup and view all the answers

What distinguishes a phytotoxin from other types of toxicants mentioned in the text?

Phytotoxins affect plants, contrasting with toxicants affecting animals or bacteria. (A) Signup and view all the answers

In what way do zootoxins differ from bacteriotoxins based on the information provided in the text?

Zootoxins are transmitted through biting or stinging, unlike bacteriotoxins. (C) Signup and view all the answers