Origins And Insertions Flashcards
Pectoralis major
O: cartilages of ribs 2-6, sternum and clavicle
I: greater tubercle and intertubercular sulcus of humerus
Pectoralis minor
O: surfaces of ribs
I: coracoid process of scapula
Long head Triceps brachii
O: infraglenoid tubercule of scapula
I: olecranon of ulna
Lateral head of triceps brachii
O: posterior numeral surface, above radial groove
I: olecranon of ulna
Medial head of triceps brachii
O: posterior humeral surface, beloved radial groove
I: olecranon of ulna
Short head of biceps brachii
O: from the coracoid process
I: radial tuberosity
Long head of biceps brachii
O: supraglenoid tubercle
I: radial tuberosity
Brachioradialis
O: ridge superior to the lateral epicondyle of humerus
I: lateral aspect of styloid process of radius
Flexor Carpi radialis
O: medial epicondyle of humerus
I:bases of second and third metacarpals
Flexor carpi ulnaris
O: medial epicondyle of humerus
I: pisiform, hamate, base of 5th metacarpal bone
Psoas major
O: transverse processes of vertebrae (t12-l5)
I: lesser trochanter of the femur
Adductor longus
O: inferior Ramus of pubis
I: linea aspera of femur
Rectus femoris
O: anterior inferior lilac spine
I: quadriceps tendon
Vastus lateralis
O: greater trochanter
I: patella by quads tendon
Semitendinous
O: ischial tuberosity
I: proximal, medial surface of tibia near insertion of gracilis
Semimembranosus
O: ischial tuberosity
I: posterior surface of medial condole of tibia
Gastrocnemius
O: femoral condyles
I: calcaneus
Soleus
O: head and proximal shaft of fibula and posteromedial shaft of tibia
I: calcaneus
Gluteus Maximus
O: illiac crest, posterior gluteal line, lateral surface of ilium, sacrum, coccyx, and thoracolumbar fascia
I: iliotibial traxt and gluteal tuberosity of the femur
Gluteus medius
O: anterior iliac crest, lateral surface between posterior and anterior gluteal lines
I: greater trochanter of femur
Extensor carpi radialis longus
O: lateral supracondylar ridge of humerus
I: base of second metacarpal
Extensor Carlo ulnaris
O: lateral epicondyle of humerus, dorsal surface of ulna
I: base of fifth metacarpal
Rotator cuff muscles
Supraspinatus
Infraspinatus
Teres minor
Subscapularis
Latissimus Dorsi
O: spinous process of inferior thoracic and all lumbar vertebrae, ribs 8-12, thoracolumbar fascia
I: intertubercular groove of humerus
Supraspinatus
O: supraspinatus fossa of scapula
I: greater tubercle of humerus
Teres minor
O: lateral border of the scapula
I: greater tubercle of the humerus
Subscapularis
O: subscapular fossa of scapula
I: lesser tubercle of the humerus
Trapezius
O: occipital bone, ligamentum nuchae, thoracic spinous processes
Rhomboid major
O: spinous process of thoracic vertebrae (t2-t5)
I: vertebral bored of scapula from spine to inferior angle
Rectus abdominus
O: pubic symphysis, pubic crest
I: xiphoid process, costal cartilages of ribs 5-7
Masseter
O: zygomatic arch
I: mandibular ramus
Temporalis
O: along temporal lines of skull
I: Coronoid process of mandible
Sternocleidomastoid
O: clavicular end attached to eternal end of clavicle
Sternal head attaches to manubrium
I: mastoid region of the skull and superior nuchal line
