AN SC 201: Quiz 1 Milk

Animal Sciences 201 with Griel, Lester C/hagen, Daniel R/olver, Dale at Pennsylvania State University - All Campuses

About this deck

By: Kathleen Pierce
Textbook:

Animal Science and Industry (7th Edition)

Scientific Farm Animal Production (9th Edition)

Structure and Function of Domestic Animals
Created: 2011-01-27
Size: 5 flashcards
Views: 12

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Biological Definition

The liquid normally secreted by female mammals for nourishment of their young

Chemical Definition

A colloidal suspension of organic and inorganic food substances consisting of water, fats, carbohydrate, proteins, mineral salts, gases, some bacteria, enzymes and vitamins

Legal (USDA and US Public Health)

The whole clean fresh lacteal secretion obtained by the complete milking of one or more healthy cows properly fed and kept excluding that obtained within 15 d before & 5 d after calving or such longer pds to render practically colostrum free

PA requirements of milk

Unqualified, milk means cow milk

Atleast 3.25% fat and at least 12% total solids

Composition (general) as milk comes out of cows

Water : 87%

Fat : 3.8%

Caseins : 2.8%

Albumins & Globulins : 0.7%

Lactose (carbohydrate) 5%

Ash (mineral content) : 0.7%