What is Anguli?
Meaning of anguli in English a Latin word meaning “of an angle” or “of a corner”, used in medical names and descriptions: The levator anguli oris muscles raise the corners of the mouth when we smile.
What is Angulus Oris?
Depressor anguli oris muscle (Musculus depressor anguli oris) Depressor anguli oris is a paired triangular muscle that extends from the mental tubercle of mandible to the angle of the mouth. Thereby, it facilitates expressing sadness and assists in opening the mouth.
What is depressor Anguli?
The depressor anguli oris muscle (triangularis muscle) is a facial muscle. It originates from the mandible and inserts into the angle of the mouth. It is associated with frowning, as it depresses the corner of the mouth.
What does Oris mean in anatomy?
In human anatomy, the orbicularis oris muscle is a complex of muscles in the lips that encircles the mouth. It is a sphincter, or circular muscle, but it is actually composed of four independent quadrants that interlace and give only an appearance of circularity.
What does the term levator mean?
: a muscle that serves to raise a body part — compare depressor.
What Innervates levator Anguli Oris?
Blood supply to the levator anguli oris comes from various small branches of the labial, infraorbital, and facial arteries. Levator anguli oris receives innervation by the terminal buccal branches of the facial nerve.
What nerve Innervates depressor anguli oris?
Results: The depressor anguli oris muscle received innervation from both lower buccal and marginal mandibular facial nerve branches, whereas the depressor labii inferioris muscle was solely innervated by marginal mandibular branches.
What is congenital depressor anguli oris hypoplasia?
Congenital unilateral hypoplasia of depressor anguli oris is a congenital anomaly, characterized by the unilateral hypoplasia/agenesis of the depressor anguli oris muscle, resulting in an asymmetric crying facies in neonatal period/ infancy (drooping of one corner of the mouth during crying) while eye closure.
What muscle is called the kissing muscle?
A ring of muscle encircling your mouth and anchored in your lips, the orbicularis oris (aka the “kissing muscle”) allows you to pucker and close your lips. The orbicularis oris also helps you to release air from the mouth forcibly.
Where is the Obicularisoris?
Orbicularis oris muscle, also known as musculus orbicularis oris is a complex, multi-layered muscle which attaches through a thin, superficial musculoaponeurotic system to the dermis of the upper lip and lower lip and serves as an attachment site for many other facial muscles around the oral region.
What muscle is involved in crossing the legs while sitting?
The sartorius muscle arises from the anterior superior iliac spine on the lateral edge of the hip bone.