Exam 38: Upper Digestive Tract

The greatest proportion of the tooth shell consists of:

The pulp cavity of the tooth consists of connective tissue, blood and lymphatic vessels, and nerves.

The philtrum is a structure located at the rear of the soft palate.

The mucosa is made up of three layers: the mucous epithelium, the lamina propria, and the muscularis mucosae.

The intrinsic muscles of the tongue are important for swallowing and speech.

The pyloric sphincter is located in the fundus portion of the stomach.

Which of the following is not made up of nerves running through the walls of the digestive system?

List the functions of the stomach.

Match each of the following structures with its corresponding location or description. -Layer of the GI tract that contains Meissner plexus

When the lips are closed, the line of contact is called the oral fissure.

The hard palate of the mouth consists of two maxillae and two palatine bones.

The hardest, most stable tissue in the body is the enamel of the tooth.

The stomach produces a hormone that increases appetite.

Approximately how much saliva do the three pairs of compound tubuloalveolar glands (parotids, submandibulars, and sublinguals) secrete each day?

All the papillae on the tongue contain taste buds.

The myenteric plexus is found in which layer of the GI wall?

The parotid salivary gland drains into the mouth through the parotid (Stensen) ducts.

Explain the cause of appendicitis.

The stomach has three major divisions: the fundus, the body, and the pylorus.

Which of the following organs has a mucosal layer that is composed of columnar epithelium with a brush border of microvilli to enhance absorption?