Stomatognathic system

Stomatognathic System is a complex system in the human body that includes the mouth and its associated structures. It is primarily responsible for the functions of mastication, phonation, and swallowing. The term "stomatognathic" is derived from the Greek words "stoma" meaning mouth, and "gnathos" meaning jaw.

Anatomy

The stomatognathic system comprises several structures including:

• Teeth: These are hard, calcified structures used for mastication. The human mouth typically contains 32 teeth including incisors, canines, premolars, and molars.
• Tongue: A muscular organ in the mouth, the tongue is responsible for the sense of taste, and aids in mastication and speech.
• Salivary Glands: These glands produce saliva, which aids in digestion and maintains oral health.
• Jaw: The jaw consists of the upper jaw or maxilla, and the lower jaw or mandible. They house the teeth and provide structure to the mouth.
• Temporomandibular Joint: This is the joint that connects the mandible to the skull, allowing for movement of the jaw.

Functions

The primary functions of the stomatognathic system include:

• Mastication: This is the process of breaking down food into smaller pieces by the action of the teeth and tongue, making it easier to swallow.
• Phonation: The system plays a crucial role in the production of speech sounds.
• Swallowing: The coordinated action of the tongue, teeth, and muscles of the mouth and throat allow for the swallowing of food.

Disorders

Disorders of the stomatognathic system can affect any of its structures and functions. These include:

• Temporomandibular Joint Disorder: This is a condition that causes pain and dysfunction in the jaw joint and muscles controlling jaw movement.
• Oral Cancer: This includes cancers of the mouth and throat.
• Periodontal Disease: This is a serious gum infection that damages gums and can destroy the jawbone.

Treatment

Treatment for disorders of the stomatognathic system depends on the specific condition and may involve medication, surgery, or other therapies. Oral and maxillofacial surgeons, dentists, and other healthcare professionals may be involved in the treatment.

See Also

• Oral and Maxillofacial Surgery
• Dentistry
• Otolaryngology