Animal Science 1 - 6.0

Which of the following best describes digestion?

• The process of breaking down feed into simple substances for absorption

• The process of converting complex substances into feed particles

• The process of eliminating waste from the body

• The process of absorbing nutrients from the environment

Which of the following animals have stomachs that are divided into multiple chambers?

• Non-ruminants

• Monogastric animals

• Hind-gut fermenters

• Ruminants

Which of the following animals cannot typically eat and digest as much roughage as ruminants?

• Ruminants

• Non-ruminants

• Monogastric animals

• Hind-gut fermenters

Which of the following animals possess a single-compartment stomach?

• Cattle

• Swine

• Goats

• Sheep

What is the function of the cecum in hind-gut fermenters?

• Absorption of nutrients

• Grinding and squeezing roughage

• Breaking down roughages with bacteria

• Storing excess feed

Which of the following terms refers to the process of grasping feed with lips, tongue, and/or teeth?

• Absorption

• Amino acids

• Prehension

• Rumination

What is the role of peristalsis in the digestive system?

• Breaking down proteins

• Increasing the surface area for absorption

• Mixing food with digestive juices

• Moving contents through the digestive tract

Which of the following describes the process of forcing feed back up the esophagus to be chewed further?

• Absorption

• Amino acids

• Prehension

• Rumination

What is the function of villi in the intestinal wall?

• Breaking down proteins

• Increasing surface area for absorption

• Mixing food with digestive juices

• Storing excess feed

Which organ releases digestive juices into the small intestines to aid in digestion?

• Liver

• Rumen

• Gizzard

• Crop