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45 Cards in this Set

  • Front
  • Back
Platysma: Superior Attachment
Mandible - Lower Border
Lower Face - Skin and Subcutaneous Tissue
Platysma: Inferior Attachment
Fascia Covering Superior Parts of Pectoralis Major and Deltoid Muscles
Platysma: Innervation
Cervical Branch of Facial Nerve
Platysma: Action
Draws corners of mouth inferiorly and widens it
Draws skin of the neck superiorly when teeth are clenched
Sternocleidomastoid: Superior Attachment
Temporal Bone - Lateral Surface of Mastoid Process
Occiput - Lateral 1/2 of Superior Nuchal Line
Sternocleidomastoid: Inferior Attachment
Clavicle - Superior Surface of Medial 1/3
Sternum - Anterior Surface of Manubrium
Sternocleidomastoid: Innervation
Spinal Accessory Nerve - CN XI
Sternocleidomastoid: Action
Unilateral: Head ipsilateral flexion with contralateral rotation
Bilateral: Head Flexion
Mylohyoid: Innervation
Mylohyoid Nerve - Branch of Inferior Alveolar Nerve of CN V3 - Trigeminal Nerve, Mandibular Division
Mylohyoid: Action
Elevates hyoid bone, floor of mouth and tongue during speaking and swallowing
Geniohyoid: Innervation
C1 via CN XII - Hypoglossal Nerve
Geniohyoid: Action
Pulls Hyoid Bone Anterosuperiorly
Shortens Floor of Mouth
Widens Pharynx
Stylohyoid: Innervation
Stylohyoid Branch of CN VII - Facial Nerve
Stylohyoid: Action
Elevates & Retracts Hyoid Bone Thereby Elongating Floor of Mouth
Digastric: Innervation
Anterior Belly: Mylohyoid Nerve - Branch of Inferior Alveolar Nerve of CN V3 - Trigeminal Nerve, Mandibular Division
Posterior Belly: Digastric Branch of CN VII - Facial Nerve
Digastric: Action
Depresses Mandible
Raises Hyoid Bone & Steadies It During Swallowing and Speaking
Sternohyoid: Innervation
C1-C3 via a Branch of Ansa Cervicalis
Sternohyoid: Action
Depresses Hyoid Bone After It Has Been Elevated During Swallowing
Omohyoid: Innervation
C1-C3 via a Branch of Ansa Cervicalis
Omohyoid: Action
Depresses, Retracts, & Steadies Hyoid Bone
Sternothyroid: Innervation
C2-C3 via a Branch of Ansa Cervicalis
Sternothyroid: Action
Depresses Hyoid Bone and Larynx
Thyrohyoid: Innervation
C1 via CN XII - Hypoglossal Nerve
Thyrohyoid: Action
Depresses Hyoid Bone
Elevates Larynx
Longus Colli: Innervation
Ventral Rami of C2-C6 Spinal Nerves
Longus Colli: Action
Unilateral: Neck Flexion w/Rotation to Opposite Side
Bilateral: Neck Flexion
Longus Capitis: Innervation
Ventral Rami of C1-C3 Spinal Nerves
Longus Capitis: Action
Unilateral: Head Lateral Flexion
Bilateral: Head Flexion
Rectus Capitis Anterior: Innervation
Branches from Loop Between C1 and C2 Spinal Nerves
Rectus Capitis Anterior: Action
Unilateral: Head Lateral Flexion
Bilateral: Head Flexion
Rectus Capitis Lateralis: Innervation
Branches from Loop Between C1 and C2 Spinal Nerves
Rectus Capitis Lateralis: Action
Unilateral: Head Lateral Flexion
Bilateral: Head Flexion, Helps to Stabilize Head
Posterior Scalene: Innervation
Ventral Rami of C7 & C8 Spinal Nerves
Posterior Scalene: Action
Unilateral: Neck Lateral Flexion
Bilateral: Neck Flexion
Elevates 2nd Rib During Forced Inhalation
Middle Scalene: Innervation
Ventral Rami of Cervical Spinal Nerves
Middle Scalene: Action
Unilateral: Neck Lateral Flexion
Bilateral: Neck Flexion
Elevates 1st Rib During Forced Inhalation
Anterior Scalene: Innervation
Ventral Rami of C4-C6 Spinal Nerves
Anterior Scalene: Action
Unilateral: Neck Ipsilateral Flexion W/Contralateral Rotation
Bilateral: Neck Flexion
Elevates 1st Rib During Forced Inhalation
Temporal: Action
Elevation and Retraction of Mandible
Masseter: Action
Elevation of Mandible
Lateral Pterygoid: Action
Unilateral: Produce Side-To-Side Movements of The Mandible
Bilateral: Depresses and Protrudes the Mandible
Medial Pterygoid: Action
Unilateral: Produce Side-To-Side Movements of the Mandible
Bilateral: Elevation of the Mandible
Genioglossus: Action
Depresses Base of Tongue and Protrudes Tongue
Hyoglossus: Action
Depresses Base of Tongue and Retracts Tongue
Styloglossus: Action
Elevates Base of Tongue and Retracts Tongue