The thermal death point refers to: 1) The time it takes to kill an organism in an autoclave 2) The temperature it requires to kill an organism within 10 minutes O 3) The time it takes to kill an organism at a chosen temperature O 4) The temperature required to kill prions 5) The time required to disinfect a surface
The thermal death point refers to: 1) The time it takes to kill an organism in an autoclave 2) The temperature it requires to kill an organism within 10 minutes O 3) The time it takes to kill an organism at a chosen temperature O 4) The temperature required to kill prions 5) The time required to disinfect a surface
Human Anatomy & Physiology (11th Edition)
11th Edition
ISBN:9780134580999
Author:Elaine N. Marieb, Katja N. Hoehn
Publisher:Elaine N. Marieb, Katja N. Hoehn
Chapter1: The Human Body: An Orientation
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
Transcribed Image Text:**Understanding Thermal Death Point**
The thermal death point refers to:
1. ☐ The time it takes to kill an organism in an autoclave.
2. ☐ The temperature it requires to kill an organism within 10 minutes.
3. ☐ The time it takes to kill an organism at a chosen temperature.
4. ☐ The temperature required to kill prions.
5. ☐ The time required to disinfect a surface.
**Explanation:**
**Thermal Death Point (TDP)**
The thermal death point is a critical concept in microbiology and relates specifically to the temperature at which all organisms in a sample are killed within a 10-minute exposure. Therefore, in the list of options provided, the correct definition is:
*2. The temperature it requires to kill an organism within 10 minutes.*
**Context of Use**
The thermal death point is commonly used in sterilization processes and helps in determining the adequate temperature required for achieving microbial control, especially in food preservation and healthcare settings. Understanding and determining the thermal death point can assist in designing effective disinfection and sterilization protocols, ensuring that all harmful microorganisms are efficiently eliminated to maintain safety and hygiene standards.
No graphs or diagrams are associated with this text, but an illustration showing the correlation between temperature and microbial survival might enhance comprehension for visual learners.
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