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Intro to Eggs review
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T/F: Once you refrigerate an egg, it can no longer safely be stored at room temperature.
True- it will "sweat" and allow bacteria to grow
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What is the function of the egg shell?
Allows egg to "breathe," protects the internal egg parts
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The arrow is pointing to what on this egg yolk?
Germinal disc
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What is the function of the chalazae?
Supports the yolk, keeps it centered & oriented correctly
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If an egg is fertilized, what does the germinal disc look like?
Has a ring around it
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What happens at the Germinal Disc?
Embryo begins to develop at this point of the egg is fertilized. If not fertilized, it remains a white dot with no function
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What is the function of the shell membrane?
Retains water, keeps bacteria out of the egg
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Define Poultry.
Domesticated birds raised primarily for meat, eggs, or feathers.
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What is the function of the egg yolk?
Provides nutrients to the developing embryo
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What are the 3 egg grades in the United States?
AA, A, B
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These arrows are pointing to what part of the egg?
Chalazae
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Why are some chicken eggs brown and others are white?
Different breeds of chickens
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What is the function of the air cell?
Aids in grading eggs & telling their age; gets larger as the egg gets older
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Why do some eggs become animals and some do not?
Eggs may be laid fertilized or unfertilized
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If an egg is placed into a glass of water and it floats, is it most likely a fresh egg or an older egg?
Older egg
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