Anterior Superficial Cervical Muscles Flashcards
Sternocleidomastoid
(Origin)
Origin: Sternum and Medial 1/3 of Clavicle
Sternocleidomastoid
(Insertion)
Insertion: Mastoid Process of Temporal Bone
Sternocleidomastoid
(Action)
Action: Both Muscles; Flexion of Head and neck one muscle
Sternocleidomastoid
(Innervation)
Innervation: Accessory Nerve (motor); spinal nerves C2 and C3 (sensory)
Sternocleidomastoid
(Blood Supply)
Blood Supply: Superior Thyroid, Occipital, Suprascapular
Anterior Scalene
(Origin)
Origin: Transverse Processes of 3rd to 6th Cervical Vertebrae
Anterior Scalene
(Insertion)
Insertion: First Rib
Anterior Scalene
(Action)
Action: Elevation of First Rib During Inhalation, With Rib Fixed; Lateral Flexion of Neck
Anterior Scalene
(Innervation)
Innervation: Anterior Rami of Cervical Spinal Nerves at Origin of Muscle
Anterior Scalene
(Blood Supply)
Blood Supply: Ascending Cervical Artery
Medial Scalene
(Origin)
Origin: Transverse Processes of Lower Five or Six Cervical Vertebrae
Medial Scalene
(Insertion)
Insertion: First Rib
Medial Scalene
(Action)
Action: Elevation of First Rib During Inhalation, With Rib Fixed; Lateral flexion of neck
Medial Scalene
(Innervation)
Innervation: Anterior Rami of Cervical Spinal Nerves at Origin of muscle
Medial Scalene
(Blood Supply)
Blood Supply: Ascending Cervical Artery