ANSC 201 PSU Quiz 2 Questions with Correct

ANSC 201 PSU Quiz 2 Questions with Correct Answers egg purpose - Correct Answer reproduction / food shell, albumin, yolk %'s of egg - Correct Answer 11,58,31 shell strcuture - Correct Answer cuticle, spongy, mammillary Function- strength shell - Correct Answer -correlates w/ bird weight -mainly calcium carbonate -permit gas exchange prevent loss of egg contents & bacteria entrance -nutrient source (minerals) Air cell - Correct Answer - between inner and outer shell membrane -blunt end of egg -supplies embryo w/ oxygen for respiration Albumin - Correct Answer -egg white insulation shock absorbtion nutrient source hold yolk in place albumin layers - Correct Answer -outer thin 23%

• dense or firm57%

-inner thin 17% -chalaziferious (thick white) 3% 1 / 2

Chalazae - Correct Answer stablize position of yolk extend into firm albumin like pegs yolk - Correct Answer -nutrients

• formed by layers of nutrients deposited on the outside

blastodisk - Correct Answer unfertilized, circluar, opaque, white blastoderm - Correct Answer fertilized , oval, opaque, clear center vitelline membrane - Correct Answer the membrane surrounding the egg yolk (thin and elastic) non desirable double yolk- blood spot+ meat spot* - Correct Answer - most common. when 2 yolk meat in oviduct and are put in same shell

• ruptured follicle at the time of ovulation gets blood on the surface of the yolk
• tissue gets in egg

gemicidal properies - Correct Answer -shell calcium carbonate drys -shell membrane pores are filters

• avidine in albumin prevents bacteria growth

-lysozyme- dissolves bacteria egg contents % - Correct Answer water 74 dry matter 26 proteins 13 fats 11

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