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Are you a master of asepsis?

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Questions and Answers

Which two categories of asepsis are mentioned in the text?

Acute and chronic

Medical and surgical (correct)

Preventive and curative

Internal and external

What is the goal of asepsis?

To prevent inflammation

To promote fermentation

To achieve sterility

To eliminate infection (correct)

What is the meaning of a surgical field being sterile?

Free of all biological contaminants (correct)

Free of disease-causing micro-organisms

Free of all fungi and parasites

Free of pathogenic bacteria only

What does the term 'asepsis' often refer to?

Practices used to prevent infection Signup and view all the answers

What did individuals in the 19th century introduce to promote asepsis?

Sterilizing surgical tools and wearing surgical gloves Signup and view all the answers

Which of the following best describes a colony-forming unit (CFU) in microbiology?

A unit that estimates the number of viable microbial cells in a sample. Signup and view all the answers

What is the main difference between counting with colony-forming units (CFUs) and microscopic examination?

Counting with CFUs counts only viable cells, while microscopic examination counts all cells, living or dead. Signup and view all the answers

Why is it uncertain if a colony arose from one cell or a group of cells when counting colonies?

The visual appearance of a colony in a cell culture requires significant growth. Signup and view all the answers

What is the purpose of plate counting in microbiology?

To estimate the number of cells present based on their ability to give rise to colonies under specific conditions. Signup and view all the answers

What is the exception in nature regarding the ability of a single viable cell to give rise to a colony?

Solitary cells are the exception in nature. Signup and view all the answers