Lab Pg 36 MofFE-Origin/Insertion

Question 1

Epicranius

Answer 1

occipital bone/skin of eyebrows/ move scalp and lift eyebrows

Question 2

Orbicularis oculi

Answer 2

maxilla and frontal bones/circles orbital and inserts near origin/ closes eye

Question 3

Orbicularis oris

Answer 3

nasal septum, maxilla, mandible/other muscles of lip and skin/ closes lips

Question 4

Zygomaticus(major and minor)

Answer 4

zygomatic bone/angle of mouth/ raises corner of mouth

Question 5

Buccinator

Answer 5

mandible and maxilla/orbicularis oris at angle of mouth/ compress cheek

Question 6

Levator labii superioris

Answer 6

Zygomatic bone and maxilla/ skin and muscles of upper lips/ raises upper lip

Question 7

Depressor anguli oris

Answer 7

mandible/ skin of lip near angle of mouth/ lowers corner of mouth

Question 8

Depressor labii inferioris

Answer 8

mandible/ skin and muscle of lower lip/ lowers lower lip

Question 9

Risorius

Answer 9

Fascia of massetter/ orbicularis oris at angle of mouth/ draws corner of mouth laterally

Question 10

Platysma

Answer 10

Fascia of deltoid, pectoralis major, and trapezius/ skin over mandible/ tenses skin of neck and lowers mandible