What is the action of the procerus?
What is the action of the procerus?
When contracting, the procerus muscle depresses the medial parts of the eyebrows and wrinkles the skin between them. This action enables frowning, making procerus an important contributor to the expansive array of human facial expressions.
What is the nasalis innervated by?
buccal branch of the facial nerve
The nasalis muscle, also termed the naris muscle, is divided into two parts: compressor nasalis and dilator nasalis. Both are innervated by the buccal branch of the facial nerve. Compressor nasalis arises from the frontal part of the maxilla just superior to the upper incisors on each side.
What is the origin of the nasalis?
Nasalis muscle | |
---|---|
Origin | maxilla |
Insertion | nasal bone |
Artery | superior labial artery |
Nerve | buccal branch of the facial nerve |
What is the action of the occipitofrontalis?
The function of occipitofrontalis muscle is to elevate the eyebrows and wrinkle the forehead skin with its frontal part, and to retract the scalp with its occipital part.
Where is the nasalis muscle?
the nose
Structure. The nasalis muscle covers the nasal cartilages of the lower surface of the nose. It consists of two parts, transverse and alar: The transverse part (compressor naris muscle) arises from the maxilla, above and lateral to the incisive fossa.
What is the insertion of occipitofrontalis?
It inserts into the epicranial aponeurosis. the frontal belly, near the frontal bone. It originates from an intermediate tendon that connects to the occipital belly. It inserts in the fascia of the facial muscles and in the skin above the eyes and nose.
What is the meaning of occipitofrontalis?
The occipitofrontalis or epicranius is a muscle which covers parts of the skull. It consists of two parts or bellies: The occipital belly, near the occipital bone, and the frontal belly, near the frontal bone.
What is the shape of the nasalis muscle?
The nasalis muscle is a sphincter-like muscle of the nose. It has a transverse part and an alar part….
Nasalis muscle | |
---|---|
Insertion | nasal bone |
Artery | superior labial artery |
Nerve | buccal branch of the facial nerve |
Actions | compresses bridge of nose, depresses tip of nose, elevates corners of nostrils |
What is the management of epistaxis?
Treatments to be considered include topical vasoconstriction, chemical cautery, electrocautery, nasal packing (nasal tampon or gauze impregnated with petroleum jelly), posterior gauze packing, use of a balloon system (including a modified Foley catheter), and arterial ligation or embolization.