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animal Science- Eggs
self explanatory
27
Other
Undergraduate 1
12/08/2009

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Cards

Term
what is the name of the small structure inside of the yolk?
Definition
germinal disc
Term
what is the air pocket called?
Definition
air cell
Term
what is an egg's first defense against bacteria?
Definition
the shell
Term
egg shells are mostly made of ___
Definition
calcium carbonate
Term
Shell strength is determined by a hen's ______- especially )_____
Definition

diet

calcium

Term
an egg's thickness is determined by a hen's ____
Definition
age
Term
the pores in the shell allow what gas exchanges?
Definition

carbon dioxide out

moisture out

air in

Term
what protective covering covers the shell?
Definition
cuticle
Term
What lines the interior surface of the shell?
Definition
the shell membrane
Term
what is the egg white called?
Definition
the albumen
Term
where are most of the nutrients found in an egg? (for the embryo)
Definition
in the albumen
Term
is the air cell at the small end or large end of the egg?
Definition
large end!
Term
does the air cell become larger or smaller with age?
Definition
larger
Term
What is used to determine the grade of an egg?
Definition
the air cell size
Term
What is inside the germinal disc?
Definition
the female's genetic material
Term
What is the rope-like strands that center the yolk in the egg?
Definition
chalaza
Term
what is the yolk membrane called?
Definition
the vitelline membrane
Term
where is all the fat and vitamins in an egg?
Definition
in the yolk
Term
what are the 3 egg grades?
Definition
AA, A, B
Term
What is the nutritional difference between eggs of each grade?
Definition
none
Term
Where will I find B grade eggs?
Definition
they don't usually end up at grocery stores.  They tend to be used in commercial products.
Term
what is the method with light is used to examine eggs?
Definition
candling
Term
Higher grade eggs have a _____ air cell
Definition
shallow
Term
egg size (med, large, extra large, jumbo) are determined by ____
Definition
weight
Term
list the 6 sizes of eggs:
Definition
pee wee, small, medium, lg, xtra lg, jumbo
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