5 Questions
What is the initial state of milk secreted by the udder?
Sterile
How do most microorganisms contaminate milk in the udder?
Through the teat orifice
What happens to the number of bacteria in aseptically drawn milk?
Varies widely among individual animals
What is the typical range of bacteria in aseptically drawn milk?
Few hundreds to few thousands / ml milk
What happens to most microorganisms during the first few streams of milk withdrawn from the udder?
Washed out
Test your knowledge of microbial contamination sources in milk with this quiz. Identify the various sources from which microorganisms can contaminate milk, including the interior of the udder and other potential sources from animals and the environment.
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