What is the mouth? Your mouth is an oval-shaped opening that sits just below your nose. It starts at your lips and ends towards your tonsils. Your mouth is part of your digestive system and …

mouth, in human anatomy, orifice through which food and air enter the body. The mouth opens to the outside at the lips and empties into the throat at the rear; its boundaries are defined by the …

The mouth consists of two regions, the vestibule and the oral cavity proper. The mouth, normally moist, is lined with a mucous membrane, and contains the teeth. The lips mark the transition …

Apr 28, 2024 · Explore the human mouth anatomy with a detailed guide. Learn teeth, tongue, gums, and more with their functions for a clear visual reference.

Jan 16, 2025 · Cancer that happens in the mouth is sometimes called oral cancer or oral cavity cancer. Mouth cancer is one of several cancers that are considered to be types of head and …

The meaning of MOUTH is the natural opening through which food passes into the body of an animal and which in vertebrates is typically bounded externally by the lips and internally by the …

Jun 25, 2025 · Sores, painful gums, bad breath -- what's going on in your mouth? Find out with WebMD's slideshow of the most common mouth problems.

MOUTH definition: 1. the opening in the face of a person or animal, consisting of the lips and the space between…. Learn more.

The mouth is the entrance to both the digestive and the respiratory systems. The inside of the mouth is lined with mucous membranes. When healthy, the lining of the mouth (oral mucosa) …

The mouth, or oral cavity, is the first part of the digestive tract. It is adapted to receive food by ingestion, break it into small particles by mastication, and mix it with saliva.