Mouth: Opening into the oral cavity. Where food enters the body. Chewing and salivary enzymes in the mouth are the beginning of the digestive process (breaking down the food).
Teeth: Used to break food down by (chewing) into smaller particles.
Tongue: is used to manoeuvre food that is being chewed.
Pharynx: tube-like structure that connects oral and nasal cavities to the larynx; provides passageway for respiratory and digestive tracts. Located in the back of the oral cavity.
Esophageal opening: The entrance to the esophagus (food tube) can also be found in the nasopharynx. Esophagus- A muscular tube. The passage of food (via peristalsis) from the pharynx to the stomach. The esophagus is located dorsal