Digestive System Organs: A Comprehensive Overview

Oral cavity (mouth):

- Lips

- Teeth

- Tongue

- Salivary glands

Pharynx:

- Fauces (opening from the mouth to the pharynx)

- Tonsils

- Epiglottis (flap that covers the trachea during swallowing)

Esophagus:

- Muscular tube that connects the pharynx to the stomach

Stomach:

- J-shaped organ that stores and partially digests food

- Gastric glands secrete gastric juice, which contains hydrochloric acid and enzymes

Small intestine:

- Divided into three sections: duodenum, jejunum, and ileum

- Main site for nutrient absorption

- Pancreas secretes pancreatic juice, which contains enzymes to further break down carbohydrates, proteins, and fats

- Liver secretes bile, which helps in the digestion and absorption of fats

Large intestine (colon):

- Absorbs water and electrolytes from the remaining food material

- Stores waste until it is eliminated

Rectum:

- Final portion of the large intestine

- Stores stool until it is passed out of the body

Anus:

- Outlet of the digestive system

- Stool is expelled through the anus