Lab exam 2 - Face muscles + head Flashcards
What elevates the eyebrows and wrinkle forehead to protect the scalp?
give origin and insertion as well
occipital frontalis
o: epicranial aponeurois
i: skin of brows and nose root
What unwrinkles the forehead?
Occipitalis
o: occipital and temporal bones
i: epicranial aponeurois
What closes the eyelids? (blinking and winking)
orbicularis oculi
o: frontal maxillary and bones and ligaments
i: skin of lids
What wrinkles skin between the eyebrows? (show worry or concern)
Supercili
o: frontal bone arch abive the nasal bone
i: skin of brows
What closes and puckers lips? (kiss kiss)
orbicularis oris
o: frontal maxillary bones and ligaments
i: skin of lids
What causes frowning? (sad face hoe - draws mouth down and wider)
mentalis
o: mandible below inscisors
i: chin skin
What causes purse lips?
ristorious
o: fascia lateral - associated with masseter
I: angle of mouth - skin around it
Articulations for coronal suture
frontal + parietal
articulations for saggital suture
paretial l + r
Articulations for lamboid suture
anterolateral border occipital and border of parietal bones
Articulations of squmaous suture
parietal and temporal