secretes enzymes and hormones that function in ingestion, digestion, and absorption of nutrients and in the elimination of indigestible materials.

is a mass of striated muscle covered by mucosa, which manipulates ingested material during mastication and swallowing.

• Located in each cheek near the ear • Salivary gland that secret abundant a-amylase that initiates hydrolysis of carbohydrates, with antimicrobial property • Serous acini secrete a protein-rich product containing various digestive enzymes

that secret abundant a-amylase that initiates hydrolysis of carbohydrates, with antimicrobial property

secrete a protein-rich product containing various digestive enzymes

Salivary gland that secret abundant __________ that initiates hydrolysis of carbohydrates, with antimicrobial property

• Contains both serous and mucous acini • Mucous acini, like goblet cells, secrete mucus, which is a watery, carbohydrate-rich substance that is low in protein. • Produces 2/3 of all saliva

like goblet cells, secrete mucus, which is a watery, carbohydrate-rich substance that is low in protein.

Smallest of the major salivary glands

The esophagus is lined by a

Transports swallowed material from the pharynx to the stomach.

Add an acidic fluid to the ingested food and mixing its contents into a viscous mass called ______ by the churning activity of the muscularis

the mucosal surface of the stomach is a

of the stomach mucosa deliver their secretions into the bases of the gastric pits.

it continues and largely completes the digestion of foodstuffs and absorbs the resulting metabolites.

Small Intestine has three regions

(proximal) part of intestine

Middle part of small intestine

Distal part of small intestine

(finger- or leaflike projections) of the small intestine

The vili (finger- or leaflike projections) are covered by a

The vili (finger- or leaflike projections) are covered by a simple columnar epithelium of absorptive cells called

The vili (finger- or leaflike projections) are covered by a simple columnar epithelium of absorptive cells called enterocytes, with many interspersed

hollow, pear-shaped organ attached to the lower surface of the liver, capable of storing 30-50 mL of bile that is concentrated during storage.

The wall of the gallbladder consists of a mucosa composed of ___________________ and lamina propria, a thin muscularis with bundles of muscle fibers oriented in several directions, and an external adventitia or serosa

is the largest internal organ

The main digestive function of the liver is production of _____, a complex substance required for the emulsification, hydrolysis, and uptake of fats in the duodenum.

The liver parenchyma is organized as thousands of small (~0.7 × 2 mm) hepatic lobules in which _________ form hundreds of irregular plates arranged radially around a small central vein

are the basic functional units of the organ.

are polygonal epithelial cells

At the anal canal, the _________ lining the rectum shifts abruptly to __________ of the skin at the anus.

Parotid Gland contains

Submandibular gland contains both

Sublingual Gland contains both ______, ______. Main product ______