Animal Digestive Systems

Which of the following animals are ruminants?

• Horse

• Cattle

• Pigs

• Chicken

What is the function of the crop in the avian digestive system?

• To absorb nutrients

• To remove water

• To store food

• To grind up food into smaller particles

Pseudo ruminant animals are sometimes called this...

• Omnivores

• Hind gut fermentors

• Fake ruminants

• Lazy digestors

The process of breaking food down into its smallest particles so the organism can obtain energy from it is called...

• Digestion

• Absorption

• Mastication

• Cecotrophy

Tags

NGSS.MS-LS2-3

Which part of a pseudo ruminants digestive system holds microbes that break down cellulose in plants?

• Rumen

• Omasum

• Cecum

• Cloaca

Why do ruminant animals chew their cud?

• Because the get bored

• To break food down into smaller particle size

• To activate the microbes that digest cellulose

• They like the taste of it

Monogastric animals have this many compartments to their stomach.

• 1

• 2

• 3

• 4

What is the function of the pancreas?

• To help absorb nutrients

• To mechanically digest food

• To secrete enzymes that chemically digest food

• To store food for later digestion

What is the function of the cloaca in the avian digestive system?

• To house microbes that aid in digestion

• To store food for later digestion

• To absorb nutrients and water

• To allow both liquid and solid waste materials to exit the body

Which of the following are only found in the avian digestive sytsem?

• Crop

• Ventriculus

• Proventriculus

• All of them