OIN Flashcards
Occipitofrontalis
O: Superial nuchal line
I: galea aponeurotica
N: CN VII
Orbicularis Oris
O: muscle fibers around mouth
I: mucous membrane of lips
N: CN VII
Buccinator
O: lateral aspects of maxilla and madible
I: Orbicularis oris
N: CN VII
Platysma
O: fasciae of deltoid and pectoralis major muscles
I: mandible, skin of lower face, muscles at corner of mouth
N: CN VII
Temporalis
O: temporal lines
I: coronoid process
N: CN V
Massester
O: zygomatic arch
I: lateral aspect of Mandubular ramus and angle
N: CN V
Sternocleidomastoid
O: clavicle, manubrium
I: mastoid process
N: CN XI
Trapezius
O: external occipital protuberance, nuchal ligament, spinous process of vertabre C7-T12
I: clavicle, acromion, scapular spine
N: CN XI
Diaphragm
O: xiphoid process, ribs 10-12, costal cartilages 5-9, lumbar vertebrae
I: central tendon
N: Phrenic nerve
External Intercostals
O: inferior margins of ribs 1-11
I: superior margin of ribs 2-12
N: intercostals nerves
Rectus Abdominis
O: pubis
I: xiphoid process, costal cartilages 5-7
N: intercostal nerves 7-12
External Abdominal Oblique
O: ribs 5-12 (inferior 8 ribs)
I: xiphoid process, linea alba
N: intercostal nn, 8-12 iliohypogastric, ilioingual n.
Transversus Abdominis
O: inguional ligament, liliac crest, thoracolumbar fascia
I: xyphoid processs, linea alba, pubis, inguinal ligament
N: intercostal nn, 8-12 iliohypogastric n, ilioinguinal n.
Pectoralis Major
O: clavicle, sternum, costal cartilages 1-6, aponeurosis of external abdominal oblique
I: intertubecular groove of humerus
N: medial and lateral pectoral nn.
Latissimus Dorsi
O: vertebrae T7-L5, lower three or four ribs, thracolumbar fascia, illiac crest, inferior angle of scapula
I: intertubecular groove of humerus
N: thoracodorsal n.
Pectoralis Minor
O: ribs 3-5
I: coracoid process
N: medial and lateral pectoral nn.
Serratus Anterior
O: ribs 1- 8 to 9 (varies)
I: medial border of scapula
N: long thoracic n.
Teres Major
O: form inferior angle to lateral border of scapula
I: intertubercular groove of humerus
N: subscapular n.
Supraspinatus
O: supraspinous fosssa of scapula
I: greater tubercle of humerus
N: suprascapular n
Infraspinatus
O: infraspinous fossa of scapula
I: greater tubercle of humerus
N: suprascapular n
Teres Minor
O: lateral border of scapula
I: greater tubercle of humerus
N: axillary n