Where does the platysma insertion?

Insertion: the muscle inserts on the mandible, the cheek skin, the commissure of the mouth, the orbicularis oris muscle, to the posterior border of the depressor anguli oris muscle, and in some cases higher as high as the orbicularis oculi muscle.

What does the Platysma muscle connect to?

The platysma is a broad sheet arising from the fascia covering the upper parts of the pectoralis major and deltoid. Its fibers cross the clavicle, and proceed obliquely upward and medially along the side of the neck.

What is the origin insertion and action of the sternocleidomastoid?

The SCM’s origins are the sternum and clavicle and its insertion is the mastoid process behind the ear. The actions of the SCM are to flex and rotate the head. It does this by contracting both SCMs together or one alone, respectively.

What is the function of platysma?

The platysma is responsible for drawing the skin around the lower part of your mouth down or out, which creases the skin in your lower face, according to the Loyola University Medical Education Network.

Can you tighten platysma muscle?

A platysmaplasty is named for the platysma muscles which run along the front of the neck. The surgery tightens the skin and underlying muscles to lift the neck. 1 It also improves and sharpens the contour of the jawline.

How do you contract platysma?

Pull the corners of your mouth downwards and outwards to create a contraction at the front of your neck. Relax, and repeat. This is the platysma muscle.

How do you activate platysma?

Platysma can be activated by asking the patient to forcefully depress and draw the lower lip laterally whilst maintaining the mandible in a position of slight depression.

Can SCM cause dizziness?

In the clavicular head of SCM rest 3 TPs which can give issues with pain in forehead, ear and mastoid zone, nausea, vertigo, ataxia, dizziness. Often, there is a triad of concomitant symptoms like dizziness, frontal headache, and dysmetria (lack of coordination of movement).

What action does the sternocleidomastoid perform?

Rotation
Function. Rotation of the head to the opposite side or obliquely rotate the head. It also flexes the neck. When acting together it flexes the neck and extends the head.

How do I relax my Platysma muscle?

Begin in a standing or sitting position with your head in the normal position. Lift your lower lip up as much as possible by pushing the lower jaw out. You will feel the stretch and tension build in the chin muscles and jaw line. Remain in this posture for 10 to 15 seconds and relax.

How do I relax my Platysma?

How do I relax my platysma muscle?

What is meant by the origin and insertion of muscles?

Origin and insertion are two ends of a muscle that attach to a bone . Origin is the attachment end to the immovable bone while insertion is the attachment end to a more movable bone. So, this is the key difference between origin and insertion. Origin is closer to the centre of the body while insertion is furthest to the centre of the body.

Is the sternocleidomastoid named for its origin and insertion?

It is given the name sternocleidomastoid because it originates at the manubrium of the sternum ( sterno-) and the clavicle ( cleido- ), and has an insertion at the mastoid process of the temporal bone of the skull. The sternocleidomastoid muscle originates from two locations: the manubrium of the sternum and the clavicle.

What is the antagonist of the platysma?

Antagonist: Masseter,Temporalis. Description: The Platysma is a broad sheet arising from the fascia covering the upper parts of the Pectoralis major and Deltoideus; its fibers cross the clavicle, and proceed obliquely upward and medialward along the side of the neck.

What is the origin and the insertion of the trapezius muscle?

The trapezius has multiple origin and insertion points—it’s simply too big not to. It originates on the occipital bone, the ligamentum nuchae, and the spinous processes of T01–T12. The trapezius inserts on the lateral third of the clavicle, as well as the acromion and scapular spine of the scapula.