Muscles: Insertion, origin, action, nerve Flashcards
Epicranius nerve
facial
frontal belly of epicranius Origin
frontal bone
frontal belly of epicranius insertion
epicranial aponeurosis
action of frontal belly of epicranius
wrinkle forehead, move scalp
occipital belly of epicranius origin
superior nuchal line of occipital bone
insertion of occipital belly of epicranius
epicranial aponeurosis
nasalis muscle: n, o, I, a
n: facial
o: maxillae, cartilage of nose
I: dorsal of nose
a: depresses tip of nose
procerus nerve
facial
procerus origin
nasal bone, lateral cartilage of nose
procerus insertion
bridge of nose, skin of forehead
procerus action
wrinkle, move nose
buccinator nerve
facial
buccinator origin
alveolar process of mandible
buccinator insertion
orbicularis oris
buccinator action
compress cheek
depressor anguli oris nerve
facial
depressor anguli oris origin
body of mandible
depressor anguli oris insertion
skin at angle of mouth
depressor anguli oris action
draw corner of mount down and laterally
depressor labii inferioris nerve
facial
depressor labii inferioris origin
body of mandible
depressor labii inferioris insertion
skin at inferior lip
depressor labii inferioris action
draw lower lip downwards
levator anguli oris nerve
facial
levator anguli oris origin
lateral maxilla