And Even More Past Questions Flashcards
The use of concentrates in the daily ration of young bulls is:
Necessary all the time
Recommended concentration of fat in daily nutrition of beef cattle is:
2-5%
For proper urea use is essential:
High level of bacteria population in the rumen
Use of urea in beef cattle diet:
Required 2-4 weeks of adjustment period
Best source of carbon skeleton to combine ammonia released from urea is:
Starch
It is not recommended to combine urea with:
Young pasture
Which of the following forages is not recommended to be combined with urea:
Clove, Hay
The natural antioxidants include:
Vitamin E, Selenium and Beta-carotene
Phylloerythrin is:
A photosensitizing substance
Zeolites and Bentonites are considered to be:
Absorbents
Secondary photosensitization is caused by:
Substances affectin liver function
Tannins are divided into 2 groups:
Hydrolysable and Condensed
Ruminants are:
More sensitive to toxicity of cyanogenic glycosides than monogastric animals
Eurcic acid is:
Monosaturated fatty acids - antinutritional factor - in rape seed myocarditis
Soluble non starch polysaccharides:
Affect the viscosity of the material in the digestive tract
By mobilizing body reserves in the 1st phase of lactation in the negative energy balance is mobilized… kg of fat from the body reserves:
50-70
Ketosis is a metabolic disorder associated with:
Lack of energy
Circle incorrect
Insulin:
Stimulates glycogenolysis
What is the main reason for alimentary ketosis:
Ketosis is due to cows ingesting poor quality silage
It undergoes secondary fermentation and when ingested will increase the risk of ketosis
The serum ketone bodies are:
Acetone, Acetoacetate, beta-hydroxybutyrate (BHB)
The comfort zone of thermoneutral zone for dairy cow is varying from around:
-15 (LCT) to +25 (UTC)
Circle the incorrect statement:
Increased activity of somatotropin (STH):
Suppresses the release of nutrients from body reserves
The… is the main site for Mg absorption (in ruminants)
Reticulorumen
The normal serum Ca concentration in the cow is:
2.25 to 3 mmol/l
Urinary pH can be used to predict anionic salt inclusion levels. Recommendations for the optimum pH of urine varies from:
6-7
Far off period:
First 35-40 days of dry period
Close up period:
Last 3 weeks before parturition
Fresh cow:
First 3 weeks in milk
