What is the modiolus mouth?
What is the modiolus mouth?
The Latin term modiolus literally means “the nave of a wheel” and in dentistry refers to the point lateral to the angle of the mouth where several facial muscles converge. It has been described as coinciding with a muscular or tendinous node in the cheek and is considered to be important clinically.
Where is modiolus found?
In facial anatomy, the modiolus is a chiasma of facial muscles held together by fibrous tissue, located lateral and slightly superior to each angle of the mouth. It is important in moving the mouth, facial expression and in dentistry.
What is modiolus in prosthodontics?
+ Dental anatomy, Oral And Maxillofacial Surgery, Prosthodontics, Tips for Dental Students 5 Comments. Modiolus is a point at the corner of the mouth or the angle of mouth where 8 muscles meet. It is also called as the Fibromuscular condensation where the extrinsic and intrinsic muscles meet together.
What muscles attach to modiolus?
In general, nine muscles attach to modiolus: Buccinator, risorius, orbicularis oris, depressor anguli oris, depressor labii inferioris, zygomaticus major, platysma pars modiolaris, levator anguli oris and mentalis.
What is the longest muscle name?
The levator labii superioris alaeque nasi muscle is attached to the upper frontal process of the maxilla and inserts into the skin of the lateral part of the nostril and upper lip. It has the longest name of any muscle in an animal.
What is the risorius?
The risorius muscle is a narrow bundle of muscle fibers that becomes narrower from its origin at the fascia of the lateral cheek over the parotid gland and superficial masseter and platysma muscles, to its insertion onto the skin of the angle of the mouth.
How do you pronounce modiolus?
noun, plural mo·di·o·li [moh-dahy-uh-lahy, muh-].
Which muscles help you smile?
The Muscle Used in Smiling — Zygomaticus Major. Known as the Smiling Muscle, the zygomaticus major is most responsible for our smile.
How modiolus is formed?
Gross anatomy The convergence of the fibers of nine facial muscles at the oral commissure in combination with fascial components forms a small firm mobile fibromuscular mass on each side of the mouth called the modiolus.
Which is honeymoon muscle?
Therefore, sartorius muscle is also known as Honeymoon muscle. Sartorius, the Honeymoon Muscle: It is called so because it causes abduction and lateral rotation at hip joint which would be a critical action for all the action that is required during the Honeymoon.
What is the smallest muscle?
Stapedius muscle
Stapedius muscle said to be the smallest muscle in the body, but its not as small as its been described. Detailed awareness of the anatomy of stapedius muscle is needed so as to avoid confusion while facial nerve grafting and while drilling.
