Name the muscle that may cause the following facial expression and write down its origin, insertion and action.
1.
MUSCLE NAME: Platysma
ORIGIN: Chest fascia / subcutaneous tissue surrounding clavicle
INSERTION: Base of mandible, cheeks, and lower lip, and orbicularis oris muscle
ACTION: Depression of mandible; tenses skin of neck
2.
MUSCLE NAME: Mentalis
ORIGIN: Mandible incisive fossa
INSERTION: Chin skin
ACTION: Protrusion of lower lip; elevation of chin skin
3.
MUSCLE NAME: Orbicularis oris
ORIGIN: Maxilla and mandible medial aspect; and the modiolus
INSERTION: Skin at corners of mouth
ACTION: Closes lips, forms kissing gesture, puckers lips
4.
MUSCLE NAME: Corrugator supercilii
ORIGIN: Supraorbital ridge, medial end
INSERTION: Skin of forehead near eyebrow
ACTION: Brings eyebrow together, creating vertical wrinkles on nose bridge
5.
MUSCLE NAME: Orbicularis oculi
ORIGIN: Frontal bone nasal potion; front of maxilla
INSERTION: Eyelid tissue
ACTION: Closes eyelids; control tears
6.
MUSCLE NAME: Occipitofrontalis
ORIGIN: Epicranial aponeurosis
INSERTION: Facial muscles fascia above the eyes
ACTION: Raise eyebrows and wrinkles forehead