Digestive System

Home , External anal sphincter, Major duodenal papilla, Round ligament of liver

Lab Exercises: Digestive System

Question #1: Mouth, Pharynx, and Esophagus I

Esophagus Laryngopharynx Oropharynx

Nasopharynx Soft palate Hard palate

Uvula Epiglottis

A. E.

B. F.

C. G.

D. H.

Question #2: Mouth, Pharynx, and Esophagus II

Hyoid bone Thyroid cartilage Cricoid cartilage

Trachea

A. C.

B. D.

Question # 3: Salivary Glands

Parotid gland Parotid duct Sublingual gland

Submandibular gland

A. C.

B. D.

Question # 4: Small Intestine

Pyloric sphincter Duodenum Jejunum

Ileum

A. C.

B. D.

Question # 5: Large Intestine

Cecum Ascending Colon Right (Hepatic) flexure

Transverse colon Left (Splenic) flexure Descending colon

Sigmoid colon Rectum

A. E.

B. F.

C. G.

D. H.

Question # 6: Frontal Stomach

Cardiac part of stomach Gastric rugae Lesser curvature of stomach

Pyloric part of stomach Greater curvature of stomach Duodenum

Jejunum Pyloric Sphincter

A. E.

B. F.

C. G.

D. H.

Question # 7: Bile Ducts

Gallbladder Common hepatic duct Cystic duct

Accessory pancreatic duct Common bile duct Main pancreatic duct

Hepatopancreatic ampulla Major duodenal papilla

A. E.

B. F.

C. G.

D. H.

Question # 8: Anal Canal

Anus Anal column Middle rectal fold

Rectum Sigmoid colon Superior rectal fold

Inferior rectal fold External anal sphincter

A. E.

B. F.

C. G.

D. H.

Question # 9: Liver and Gallbladder

Falciform ligament Right lobe of liver Gallbladder

Inferior vena cava Left lobe of liver Bare Area

Round ligament of liver

A. E.

B. F.

C. G.

Question # 10: Liver (Inf)

Bile duct Gallbladder Quadrate lobe of liver

Portal vein Right lobe of liver Left lobe of liver

Hepatic artery Caudate lobe of liver

A. E.

B. F.

C. G.

D. H.

Question # 11: Digestive Process

Ingestion Propulsion Mechanical digestion

Chemical digestion Absorption Defecation

is the introduction of food into the GI tract.

is the moving of food along the GI tract with alternating muscle contractions.

is the mixing and breaking down food into smaller fragments without disrupting chemical bonds.

is the breaking down large food molecules to their building blocks by enzymes.

is the transport of digested end products from the GI tract into the blood or lymph.

is the elimination of indigestible residues from the GI tract via the anus.

Question # 12: Anatomy I

mouth stomach small intestine

pancreas

The is the initial site for carbohydrate digestion.

The is the initial site for protein digestion.

The is the primary site for fat digestion.

The has both exocrine and endocrine functions.

Question # 13: Anatomy II

small intestine large intestine liver

gallbladder

The is the major site for nutrient absorption.

The is the major site for water absorption.

The is responsible for producing bile.

The is the major storage site for bile.

Question # 14: Digestion

Amylase Pepsin Lipase

Bile

is responsible for initiating carbohydrate digestion.

is responsible for initiating protein digestion.

is responsible for the majority of fat digestion.

acts as an emulsifying agent before fat digestion can begin.

Question # 15: Digestive Tract

mucosa submucosa muscularis

serosa

The layer of the digestive tract comes in direct contact with undigested food.

The layer of the digestive tract contains blood vessels, lymphatic vessels, and glands.

The layer of the digestive tract is responsible for peristalsis.

The is the outer layer of the digestive tract.