Animal Systems: Digestion

When food is broken down into smaller pieces, normally with teeth.

• Mechanical
• Absorption
• Chemical
• Peristalsis

Muscular contractions that move food through the digestive tract.

• Mechanical
• Absorption
• Chemical
• Peristalsis

Acids & enzymes break down foods into smaller particles and into a form that animals can use.

• Mechanical
• Metabolize
• Chemical
• Peristalsis

Nutrients are transported from the digestive tract into the bloodstream.

• Absorption
• Metabolize
• Chemical
• Peristalsis

Nutrients are transferred from the bloodstream to organs for sustenance and growth

• Absorption
• Metabolize
• Chemical
• Peristalsis

Living things that have a simple stomach with one stomach compartment are referred to as....

• Polygastric
• Monogastric
• Ruminants
• Bovine

 Living things that have MORE than one stomach compartment are referred to as .... OR ....

• Polygastric
• Monogastric
• Bovine

In chickens (poultry), feed passes to the ______________ (a mechanical type of stomach).

• Proventriculus
• Crop
• Gizzard
• Ceca

Cattle have four stomachs. 

• True
• False

In a chicken, the proventriculus is the organ  that secretes acid and enzymes- much like a simple stomach.

• True
• False