# CTE Resource Center - Verso - Physical/Occupational Therapy II Task 1018606899

CTE Resource Center - Verso

Virginia’s CTE Resource Center

Identify the origin, insertion, action, and innervation of each head, neck, and trunk muscle.

Definition

Identification should include
  • head
    • lateral pterygoid
    • masseter
    • medial pterygoid
    • temporalis
  • face
    • frontalis
    • orbicularis oculi
    • zygomaticus major and minor
    • risorius
    • orbicularis oris
    • platysma
    • mentalis
    • buccinator
    • nasalis
    • corrugator supercilii
  • neck
    • anterior scalenes
    • middle scalenes
    • posterior scalenes
    • sternocleidomastoid
  • abdomen
    • transversus abdominus
    • external obliques
    • internal obliques
    • rectus femori
  • trunk
    • splenius capitis and cervicis muscles
    • serratus posterior muscles
    • erector spinae muscles
    • transversospinalis muscles
    • interspinales muscles
    • intertransversarii muscles
    • obliquus capitis inferior
    • obliquus capitis superior
    • rectus capitis posterior major
    • rectus capitis posterior minor.

Process/Skill Questions

  • What is the origin of the masseter?
  • What is the “frown muscle”?
  • Which muscles extend the neck?