Muscles Origin and Insertion

Distal attachment is also known as ________

Insertion

Proximal attachment is also known as _______

Origin

Origin of frontal belly of occipitofrontalis

galea aponeurotica

insertion of frontal belly of occipitofrontalis

subcutaneous tissue of eyebrows

Origin of occipital belly of occipitofrontalis

occipital and temporal bones

insertion of occipital belly of occipitofrontalis

galea aponeurotica

origin of orbicularis oculi

frontal and maxilla bones

insertion of orbicularis oculi

skin of eyelid

origin of corrugator supercilii

frontal bone (medial portion)

insertion of corrugator supercilii

skin of eyebrows

insertion of orbicularis oris

modiolus (corner) of mouth

origin of levator labii superioris

maxilla and zygomatic bones

insertion of levator labii superioris

skin of upper lip

origin of zygomaticus major and minor

zygomatic bone

insertion of zygomaticus major and minor

superolateral mouth and upper lip

origin of risoirus

fasica of masseter

insertion of risorius

modiolus at angle of mouth (corner of mouth)

origin of depressor labii inferioris

mandible

insertion of depressor labii inferioris

muscles and skin of lower lip

origin of buccinator

maxilla and mandible (near molar teeth)

insertion of buccinator

orbicularis oris and lips

origin of platysma

fascia covering pectoralis major and deltoid

insertion of platysma

mandible and skin of lower region of face

origin of temporalis

temporal fossa

origin of masseter

zygomatic arch

insertion of masseter

angle and ramus of mandible

origin of pterygoids (medial and lateral)

pterygoid process of sphenoid bone

insertion of pterygoids

medial ramus of mandible

origin of digastric

distal margin of mandible, mastoid notch of temporal bone

insertion of digastric

hyoid bone

origin of mylohyoid

mandible

insertion of mylohyoid

hyoid bone

origin of omohyoid

superior border of scapula

insertion of omohyoid

hyoid bone

origin of sternohyoid

manubrium of sternum

insertion of sternohyoid

hyoid bone

origin of sternothyroid

manubrium of sternum

insertion of sternothyroid

thyroid cartilage of larynx

origin of sternocleidomastoid

sternum and clavicle

insertion of sternocleidomastoid

mastoid process of temporal bone

origin of scalenes (anterior, middle, and posterior)

transverse process of cervical vertebrae

insertion of scalenes (anterior, middle, and posterior)

ribs 1 and 2

origin of trapezius

posterior occipital bone, nuchal ligament, C7-T4

origin of disphragm

xyphoid process, ribs 7-12, upper lumbar vert.

insertion of diphragm

central tendon

origin of external intercostals

inferior border of ribs 1-11

insertion of external intercostals

superior borders of ribs below

origin of internal intercostals

superior border of ribs

insertion of internal intercostals

inferior border of ribs 2-12

origin of external oblique

ribs 5-12

insertion of external oblique

iliac crest and pubis

origin of internal oblique

inguinal ligament and iliac crest

insertion of internal oblique

pubis and ribs 10-12

origin of transverse abdominal

inguinal ligament, iliac crest, costal cartilage 7-12

insertion of transverse abdominal

linea alba and pubis

origin of rectus abdominis

crest of pubis and pubic symphysis

insertion of rectus abdominis

costal cartilages 5-7 and xyphoid process

origin of erector spinae group

nuchal ligament, thoracid and lumbar vertebrae, sacrum, and ilium ribs 3-12

insertion of erector spinae group

all ribs, all thoracic vertebrae, and temporal bones

origin of splenius

nuchal ligament, c7-16

insertion of splenius

c2-4, occipital, and temporal bones

origin of semispinalis

c4-t10

insertion of semispinalis

occipital bone and spinal processes of c2-c5

origin of quadratus lumborum

iliac crest

insertion of quadratus lumborum

L1-4 and rib 12

origin of multifidus

vertebrae c4-L5

insertion of multifidus

vertebral column

What are the three muscles in the erector spinae group?

iliocostalis, longissimus, and spinalis