Exam 25: The Path of Food Through the Animal Body

All blood leaving the stomach and intestine goes to the ________.

Excessive acid produced by the stomach can erode a hole,called an ______________,in the lining of the stomach.

The arrival of ________ in the duodenum triggers the release of bile by the gallbladder.

Rodents and lagomorphs have evolved an efficient method of digesting cellulose that involves:

A layer of calcified tissue called _______ surrounds the pulp cavity of a tooth.

The __________ secretes digestive enzymes and bicarbonate solution into the small intestine to aid digestion.

Which is incorrect concerning the large intestine?

The hormone ________ regulates the synthesis of HCl by parietal cells.

What is the purpose of the bicarbonate solution released by the pancreas into the small intestine?

Humans excrete their excess nitrogenous wastes as:

Most digestion and the major site of absorption is in the:

The islets of Langerhans are in the ________ and produce ________.

A function of the pancreas is to remove toxins,pesticides,and other poisons from the blood.

Food moves through the digestive system with the aid of ______________,special muscular contractions of the food tube.

An example of a trace element in the diet is:

All vertebrates cannot synthesize certain polyunsaturated fats and must obtain them in the diet.

Fats have __________ calories per gram,while carbohydrates and proteins both have __________ calories per gram.

In rodents,horses,and lagomorphs,the digestion of cellulose takes place in the ____________.

Bile is made in the _________ and stored in the _________.

One main reason kidneys filter the blood is to dispose of: