Choose the best answer.

1			What kind of tissue lines the oral cavity?
			A)	ciliated pseudostratified columnar epithelium
			B)	simple columnar epithelium
			C)	simple cuboidal epithelium
			D)	transitional epithelium
			E)	stratified squamous epithelium
2			What is a living connective tissue of the teeth that is covered with enamel?
			A)	dense regular connective tissue
			B)	dense irregular connective tissue
			C)	dentin
			D)	cementum
3			What is the source of most of the parasympathetic innervation of the digestive tract?
			A)	enteric nerves
			B)	hypogastric plexus
			C)	splanchnic nerves
			D)	vagus nerve
			E)	phrenic nerve
4			What layer of the digestive tract is thickened in some places to form valves?
			A)	serosa
			B)	submucosa
			C)	mucosa
			D)	muscularis externa
			E)	adventitia
5			Which of the following cells are not found in the gastric glands?
			A)	chief cells
			B)	Paneth cells
			C)	parietal cells
			D)	mucous neck cells
			E)	enteroendocrine cells
6			Where is the swallowing center located?
			A)	medulla oblongata and pons
			B)	pharynx
			C)	esophagus
			D)	midbrain
			E)	vagus nerve
7			Serous cells in the salivary glands produce a watery fluid that contains amylase.
			A)	True
			B)	False
8			The lesser omentum extends from the greater curvature of the stomach to the liver.
			A)	True
			B)	False
9			Which type of cell in the stomach secretes hydrochloric acid?
			A)	chief cell
			B)	parietal cell
			C)	goblet cell
			D)	enteroendocrine cell
			E)	mucous cell
10			The ileocecal valve is between the stomach and the duodenum.
			A)	True
			B)	False
11			Which of the following is not a function of hepatocytes?
			A)	absorption of glucose
			B)	removal of toxins from the blood
			C)	production of digestive enzymes
			D)	secretion of albumin
			E)	secretion of bile
12			Which statement about the duodenum is not true?
			A)	It is longer than the ileum.
			B)	It receives bile from the liver.
			C)	It receives chyme from the stomach.
			D)	It is separated from the stomach by the pyloric sphincter.
			E)	It receives secretions from the pancreas.
13			The pylorus is the terminal portion of the small intestine.
			A)	True
			B)	False
14			The falciform ligament attaches the gallbladder to the liver.
			A)	True
			B)	False
15			Which nutrient is absorbed by the lacteals of the small intestine?
			A)	lipids
			B)	amino acids
			C)	glucose
			D)	minerals
			E)	water-soluble vitamins
16			The hepatic artery transports nutrient-rich blood from the intestines to the liver.
			A)	True
			B)	False
17			Pepsinogen is converted to pepsin which digests starch.
			A)	True
			B)	False