Origins and Insertions Flashcards
Memorization
Deltoid - anterior part
O: Lateral 1/3 of clavicle
I: Deltoid tuberosity
Deltoid - middle part
O: Acromion
I: Deltoid tuberosity
Deltoid - posterior part
O: spine of scapula
I: deltoid tuberosity
Teres major
O: lateral and inferior border of scapula
I: medial lip of intertubercular groove
Infraspinatus
O: infraspinous fossa
I: middle facet of greater tubercle
Supraspinatus
O: supraspinous fossa
I: superior facet of greater tubercle
Subscapularis
O: subscapular fossa
I: lesser tubercle of humerus
Teres minor
O: Lateral border of scapula
I: inferior facet of greater tubercle
Triceps brachiii - long head
O: infraglenoid tubercle of scapula
I: olecranon process
Triceps brachii - lateral head
O: Posterior surface of humerus and superior to radial groove
I: olecranon process
Triceps brachii - medial head
O: posterior surface of humerus and inferior to radial groove
I: olecranon process
Biceps brachii - Long head
O: Supraglenoid tubercle of scapula
I: radial tuberosity
Biceps brachii - Short head
O: Coracoid process of scapula
I: radial tuberosity
Coracobrachialis
O: Coracoid process of scapula
I: Middle medial 1/3 of humerus
Brachialis
O: Distal 1/2 of humerus
I: coronoid process of ulna + ulnar tuberosity
Rectus femoris
O: Anterior inferior iliac spine
I: tibial tuberosity
Vastus lateralis
O: lateral lip of linea aspera
I: tibial tuberosity
Vastus medialis
O: medial lip of linea aspera
I: tibial tuberosity
Vastus intermedius
O: anterior surface of shaft of femur
I: tibial tuberosity
Psoas major
O: TPs of L1-L5 + VTs of T12-L5
I: Lesser trochanter of femur
Iliacus
O: iliac crest + iliac fossa
I: lesser trochanter of femur
Pectineus
O: superior pubic ramus
I: pectineal line of femur
Sartorius
O: anterior superior iliac spine
I: medial surface of proximal tibia
Gracilis
O: body of pubis + inferior pubic ramus
I: medial surface of proximal tibia
Adductor longus
O: body of pubis
I: middle third of linea aspera
Adductor brevis
O: body of pubis + inferior pubic ramus
I: proximal aspect of linea aspera
Adductor magnus - adductor part
O: inferior pubis ramus + ischial ramus
I: linea aspera
Adductor magnus - hamstring part
O: ischial tuberosity
I: adductor tubercle
Obturator externus
O: obturator foramen and membrane
I: trochanteric fossa of femur
Biceps femoris - long head
O: ischial tuberosity
I: head of fibula
Biceps femoris - short head
O: linea aspera
I: head of fibula
Semimembranosus
O: ischial tuberosity
I: medial condyle of tibia
Semitendinosus
O: ischial tuberosity
I: medial surface of proximal tibia
Pronator teres
O: CFO and coronoid process of ulna
I: Middle third lateral surface of radius
Flexor carpi radialis
O: CFO
I: base of 2nd metacarpal
Palmaris longus
O: CFO
I: Palmar aponeuroses
Flexor carpi ulnaris
O: CFO
I: pisiform + hook of hamate + base of 5th metacarpal
Flexor digitorum superficilis
O: CFO + coronoid process + superior 1/2 of radius (anterior)
I: shafts of middle phalanges of digits 2-5
Flexor digitorum profundus
O: proximal 3/4 of ulna (anterior/medial) + interosseus membrane
I: base of distal phalanges of digits 2-5
Flexor pollicis longus
O: distal 1/2 of radius (anterior) + interosseus membrane
I: base of distal phalanx of digit 1
Pronator quadratus
O: distal 1/4 of ulna (anterior)
I: distal 1/4 of radius (anterior)
Trapezius - superior fibres
O: external occipital protuberance
I: lateral 1/3 of clavicle
Trapezius - middle fibres
O: nuchal ligament
I: acromion
Trapezius - inferior fibres
O: SPs of C7-T12
I: spine of scapula
Latissimus dorsi
O: SPs of T6-T12 + thoracolumbar fascia + iliac crest
I: floor of intertubercular groove of humerus
Rhomboid major
O: SPs of T2-T5
I: medial border of scapula below SoS
Rhomboid minor
O: SPs of C7-T1
I: medial border of scapula at level of SoS
Levator scapulae
O: TPs of C1-C4
I: medial border of scapula above SoS
Serratus posterior superior
O: SPs of C7-T3
I: superior 4 ribs
Serratus posterior inferior
O: SPs of T11-L2
I: inferior 4 ribs
Iliocostalis
O: posterior surface of sacrum + iliac crest + SPs of lumbar vertebrae
I: ribs
Longissimus
O: posterior surface of sacrum + iliac crest + SPs of lumbar vertebrae
I: TPs of cervical and thoracic vertebrae
Spinalis
O: posterior surface of sacrum + iliac crest + SPs of lumbar vertebrae
I: SPs of cervical and thoracic vertebrae
Semispinalis
O: TPs of cervical and thoracic vertebrae
I: SPs of cervical and thoracic vertebrae 4-6 segments above
Multifidus
O: TPs of all vertebrae
I: SPs of all vertebrae 2-4 segments above
Rotatores
O: TPs of all vertebrae
I: SPs of all vertebrae 1 (R brevis) or 2 (R longus) segments above
Interspinales
O: SPs of all vertebrae
I: SPs of all vertebrae 1 above
Intertransversarii
O: TPs of all vertebrae
I: TPs of all vertebrae 1 above
Levatores costarum
O: TPs of C7-T11 vertebrae
I: ribs
Rectus sheath - anterior wall
O: xiphoid process
I: pubic crests
Rectus sheath - posterior wall
O: xiphoid process
I: 1/3 of distance from umbilicus
Iliococcygeus
O: ischial spine and tendinous arch
I: coccyx
Pubococcygeus
O: pubis bone and tendinous arch
I: coccyx
Puborectalis
O: pubis
I: pubis
Pectoralis major - clavicular head
O: medial 1/2 of clavicle (anterior)
I: lateral lip of intertubercular groove
Pectoralis major - sternocostal head
O: sternum + costal cartilage of ribs 1-6
I: lateral lip of intertubercular groove
Pectoralis minor
O: ribs 3-5
I: coracoid process of scapula
Serratus anterior
O: lateral surface of ribs 1-8
I: superior angle + medial border + inferior angle of scapula