The mouth; the entry point of the digestive system where food is ingested, chewed, and mixed with saliva.

A muscular passageway (throat) that connects the oral cavity to the esophagus and allows swallowing.

A flap of cartilage that covers the trachea during swallowing to prevent food from entering the airway.

A muscular tube that transports food from the pharynx to the stomach by peristalsis.

A hollow, muscular organ that mechanically and chemically digests food using acid and enzymes.

A long, coiled tube where most digestion and nutrient absorption occur.

The first part of the small intestine; receives bile and pancreatic enzymes for chemical digestion.

The middle section of the small intestine; primarily responsible for nutrient absorption.

The final section of the small intestine; absorbs vitamin B12, bile salts, and remaining nutrients.

A pouch-like structure that connects the small intestine to the large intestine.

Absorbs water and electrolytes and forms feces.

Travels upward on the right side of the abdomen; absorbs water.

Runs horizontally across the abdomen; continues water absorption.

Travels downward on the left side; stores fecal material.

An S-shaped section that leads to the rectum; stores feces before elimination.

The final portion of the large intestine that stores feces before defecation.

The external opening of the digestive tract where feces are expelled.

Glands that produce saliva to moisten food and begin carbohydrate digestion.

Hard structures in the mouth that mechanically break down food by chewing.

A muscular organ that manipulates food, assists in swallowing, and contains taste buds.

A small projection hanging from the soft palate that helps prevent food from entering the nasal cavity during swallowing

A large gland that produces bile, detoxifies blood, and processes nutrients.

gland that secretes digestive enzymes and hormones such as insulin and glucagon.

A small, finger-like pouch attached to the cecum; involved in immune function.

Upper Esophageal Sphincter

A muscle that controls the passage of food from the pharynx into the esophagus.

Lower Esophageal (Cardiac) Sphincter

A muscle that prevents stomach acid from flowing back into the esophagus.

A muscular valve that regulates the movement of food from the stomach into the duodenum.

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Question	Answer
Oral Cavity	The mouth; the entry point of the digestive system where food is ingested, chewed, and mixed with saliva.
Pharynx	A muscular passageway (throat) that connects the oral cavity to the esophagus and allows swallowing.
Epiglottis	A flap of cartilage that covers the trachea during swallowing to prevent food from entering the airway.
Esophagus	A muscular tube that transports food from the pharynx to the stomach by peristalsis.
Stomach	A hollow, muscular organ that mechanically and chemically digests food using acid and enzymes.
Small Intestine	A long, coiled tube where most digestion and nutrient absorption occur.
Duodenum	The first part of the small intestine; receives bile and pancreatic enzymes for chemical digestion.
Jejunum	The middle section of the small intestine; primarily responsible for nutrient absorption.
Ileum	The final section of the small intestine; absorbs vitamin B12, bile salts, and remaining nutrients.
Cecum	A pouch-like structure that connects the small intestine to the large intestine.
Large Intestine	Absorbs water and electrolytes and forms feces.
Ascending Colon	Travels upward on the right side of the abdomen; absorbs water.
TRANVERSE Colon	Runs horizontally across the abdomen; continues water absorption.
Descending Colon	Travels downward on the left side; stores fecal material.
Sigmoid Colon	An S-shaped section that leads to the rectum; stores feces before elimination.
Rectum	The final portion of the large intestine that stores feces before defecation.
Anus	The external opening of the digestive tract where feces are expelled.
Salivary Glands	Glands that produce saliva to moisten food and begin carbohydrate digestion.
Teeth	Hard structures in the mouth that mechanically break down food by chewing.
Tongue	A muscular organ that manipulates food, assists in swallowing, and contains taste buds.
Uvula	A small projection hanging from the soft palate that helps prevent food from entering the nasal cavity during swallowing
Liver	A large gland that produces bile, detoxifies blood, and processes nutrients.
Pancreas	gland that secretes digestive enzymes and hormones such as insulin and glucagon.
Appendix	A small, finger-like pouch attached to the cecum; involved in immune function.
Upper Esophageal Sphincter	A muscle that controls the passage of food from the pharynx into the esophagus.
Lower Esophageal (Cardiac) Sphincter	A muscle that prevents stomach acid from flowing back into the esophagus.
Pyloric Sphincter	A muscular valve that regulates the movement of food from the stomach into the duodenum.

Created by: user-1898602

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