Digestive System

The chickens mouth has no lips or teeth but, they do have a tongue. Their tongue is unique in that it has no tastebuds

The gizzard functions as the mechanical stomach of the chicken

The beak main use is to picks up, crush, and tear food apart in the initial parts of digestion.

The esophagus is a muscular tube running from the mouth, past the crop and to the proventriculus.

The crop acts as temporary storage for food in some of the beginning stages of the digestion.

The proventriculus is the glandular stomach

The liver is a large four lobed gland in the abdomen that play a key role in digestion and metabolism, the production, storage, and release of lipids, carbohydrates and proteins

The large intestine is where the last of water reabsorption occurs

The cloaca is the excretion point of a bird, (thanks Barbara.)

The major function of the pancreas is to produce digestive enzymes and to produce the hormones insulin and glucagon that are involved in the metabolism of carbohydrate.

The small intestine's primary function is to absorb nutrients.

The primary function of the spleen is the production and storage of lymphocytes. The spleen also filters the blood and destroys erythrocytes and antigens.

The ceca helps break down undigested food passing through the intestine.

The gall bladder is a muscular green sac that stores bile.