[REMADE] Muscles of the Neck (Origin, Insertion, Function) - Anatomy
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Welcome to another video!
Here I cover:
Introduction 0:00
Muscles from the 1st visceral arch: 0:35
Muscles from the 2nd visceral arch: 1:45
Craniothoracic Muscles: 3:45
Anterior Group of muscles: 6:26
Lateral Group of the neck: 9:31
Deep Muscles of the Neck: 10:48
Muscles Derivatives of the 1st Visceral Arch:
Musculus Mylohyoideus
○ Origin: Linea Mylohyoidea
○ Insertion: Hyoid Bone
Anterior Belly of Musculus Digastricus
○ Origin: Fossa Digastrica
○ Insertion: Tendon of the Hyoid Bone
Muscle derivatives of the 2nd visceral arch
Posterior Belly of Musculus Digastricus
○ Origin: Mastoid Notch
○ Insertion: Tendon of Hyoid Bone
Musculus Stylohyoideum
○ Origin: Styloid Process
○ Insertion Hyoid Bone
Platysma
○ Origin: Region of the 2nd rib (Fascia Pectoralis)
○ Insertion: Base of the Mandibule
Craniothoricic Muscles:
Sternocleidomastoideus
○ Origin: Sternum and Clavicula
○ Insertion: Mastoid Process
Trapezius:
○ Origin: Occipital Bone, Ligamentum Nuchae and Spinous Process of T1-T12
○ Insertion Acromium, Spina Scapulae, Clavicula
Anterior group of muscles:
Musculus Sternohyoideus
Musculus Sternothyroideus
Musculus Thyroihyoideus
Musculus Geniohyoideus
Musculus Omohyoideus
Lateral muscles of the neck:
Musculus Scalenes
○ Anterior
§ Origin: Transverse process of C3-C6
§ Insertion: 1st rib
○ Medius
§ Origin: Transverse Process of C1-C7
§ Insertion: 1st Rib
○ Posterior
§ Origin: Transverse Process of C5-C7
§ Insertion: 2nd Rib
Deep Muscles of the Neck:
Musculus Longus Colli
○ Vertical Part
§ Origin: Body of T1-3 and C5-7
§ Insertion: Body of C2-C4
○ Superior Oblique Part
§ Origin: Transverse process of C3-C6
§ Insertion: Anterior tubercle of Atlas
○ Inferior Oblique Part
§ Origin: Body of T1-3
§ Insertion: Transverse Process of C5-7
Musculus Longus Capitis
○ Origin: Transverse process of C3-6
○ Insertion: Basilar part of Occipital Bone
Musculus Rectus Capitis Anterior
○ Origin: Masse Lateralis Atlantis
○ Insertion: Base of the occipital bone
Musculus Rectus Capitis Lateralis
○ Origin: Processus Transversus Atlantis
○ Insertion: Lateral Part of occipital bone