Quiz #3_Make Up Class

Mixing of digesta involved how many contractions of the reticulum?

• 1

• 2

• 3

• 4

It refers to the two-phase contraction of the reticulum where each phase contribute to the mixing and movement of ingesta.

• Reticular contraction

• Rumination

• Biphasic

• Peristalsis

Why chewing is important?

• Improve fermentation

• Comminution of the plant

  material

• To secrete saliva

• All of these

What are the two types of metabolic activities of the rumen bacteria?

Which of the following is the end products of fermentation in the reticulo-rumen?

• Volatile Fatty Acid

• NH2

• CO2

• All of these

In mature forage, cellulose is degraded lesser than the hemicellulose.

• True

• False

Rumen bacteria use what metabolic process to breakdown glucose?

• Ruminal metabolism

• Glycolytic pathway

• Fermentation

Methane is one of the major end-products of microbial metabolism. It is expelled from the rumen by what process?

• Rumination

• Eructation

• Regurgitation

Contraction phase of reticulum which pushes the ingested food into the rumen

• First phase

• Second phase

The contents that enter the omasum is primarily composed of ____

• Carbohydrate

• Water

• Fiber