2nd Order Quiz 1

Function of Trapezius

Function of Trapezius

Elevate Scapula, retract scapula, depress scapula

Innervation of trapezius

accessory nerve

Medial attachments of trapezius

occipital bone

Lateral attachments of trapezius

clavicle

Function of latissimus dorsi

agonist of arm extensions

adducts arms

medially rotates arms

Innervation of Latissimus dorsi

thoracodorsal

Proximal attachments of latissimus dorsi

spinous process, iliac crest, thoracolumbar

Distal attachments of latissimus dorsi

humerus

function of rhomboid major

elevates and retracts scapula

inferiorly rotates scapula

innervation of rhomboid major

dorsal scapular nerve

medial attachment of rhomboid major

spinous processes

lateral attachment of rhomboid major

scapula

functions of teres minor

adducts and laterally rotates arms

innervation of teres minor

axillary nerve

proximal attachment of teres minor

scapula

distal attachment of teres minor

humerus

Function of supraspinatus

abducts arms

innervation of supraspinatus

suprascapular nerve

proximal attachment of supraspinatus

scapula

distal attachment of supraspinatus

humerus

Functions of serratus anterior

agonist in scapular protraction

superiorly rotates scapula

stabilizes scapula

Innervation of serratus anterior

long thoracic nerve

superior attachment of serratus anterior

scapula

inferior attachment of serratus anterior

ribs 1-8

functions of subscapularis

medially rotates arm

innervation of subscapularis

upper and lower subscapular nerve

proximal attachment of subscapularis

scapula

Distal attachment of subscapularis

humerus

functions of splenius capitis

unilaterally- turns head to same side

bilaterally- extends head/ neck

innervation of splenius capitis

cervical spinal nerves

superior attachment of splenius capitis

optical and temporal bone

inferior attachment of splenius capitis

ligamentum nuchae

Functions of Gluteus Maximus

extends thigh

laterally rotates thigh

innervation of gluteus maximus

inferior gluteal nerve

proximal attachment of glutes maximus

iliac nerve, sacrum, coccyx

distal attachment of gluteus maximus

femur

function of gluteus medius

abducts thigh

medially rotates thigh

innervation of gluteus medius

superior gluteal nerve

proximal attachment of gluteus medius

illiac crest

distal attachment of gluteus medius

femur