University:
Sam Houston State University
Course:
BIOL 2413 | General Zoology
Academic year:

2019
Views:

139

Pages:

11
Author:

Clint W.

Hock, Shank, And Feet Vent Crop Parts of a Chicken Eggs Egg and Its Parts Egg Dissection? • Would you want to look inside of the egg? • How can we look at the contents inside? ▫ Why is it important to look at the contents inside? • What is the process called that allows us to look inside the egg? Candling Eggs • Candling Demo • What do we look for when we candle eggs? ▫ ▫ ▫ ▫ Air Cell Yolk Cracks in shell Blood spots and other foreign matter Before We Candle Eggs Air Cell Yolk • Temperature- 105 degrees • Is normally at the large end of the egg • Quality Grades: ▫ AA- up to 1/8” ▫ A- 1/8”-3/16” ▫ B- > 3/16” • Yolk size and shape • Distinctness of yolk shadow outline • Yolk defects and germ development What Does Your Egg Look Like? Objectives • Define poultry terms. • Differentiate between a productive hen and a non- laying hen • Identify parts of a chicken. • Evaluate eggs.