Digestive Anatomy Review

The main function of the esophagus is to:

• break down roughage into amino acids.

• chew feed into smaller particles.

• connect the mouth to the stomach.

• produce bile.

What part of the nonruminant digestive system receives, churns, and mixes the feed and adds gastric juice to help in the digestive process?

• Cecum

• Large intestine

• Small intestine

• Stomach

The part of the poultry digestive system where both feces and urine pass out of the body is the:

• crop.

• gizzard.

• small intestine.

• vent.

When one looks at the digestive system of a mature cow and inspects the stomach, the compartment that appears to be much larger than the other compartments is the:

• abomasum.

• omasum.

• pancreas.

• rumen.

To help it function properly, a chicken gizzard usually contains:

• eggs.

• grit and gravel.

• metal objects.

• villi.

When the digestive system of a hog is observed, the dark brown organ beneath the stomach is the:

• esophagus.

• liver.

• rumen.

• small intestine.

The two parts that make up about 85% of the four-part ruminant stomach are the:

• abomasum and omasum.

• cecum and liver.

• reticulum and rumen.

• small and large intestines.

The part of a ruminant's stomach that is the true stomach where gastric juice acts on the feed is the:

• abomasum.

• omasum.

• reticulum.

• rumen.

The digestive system begins at the mouth where food:

• absorbs into the animal’s body.

• enters the animal’s body.

• is stored for later use.

• leaves the body as feces.

The poultry digestive system has several special parts because poultry have no:

• liver.

• small intestine.

• teeth.

• tongue.