MYOLOGY, OR MUSCULATURE 



Dorsal interosseous muscles 

 Palmar interosseous muscles 

 Axillary fascia 

 Subscapular fascia 

 Supraspinous fascia 

 Infraspinous fascia 

 Brachial fascia 



Medial intermuscular septum of arm 

 (O. T. internal intermuscular sep- 

 tum) 



Lateral intermuscular septum of arm 

 (O. T. external intermuscular sep- 

 tum) 



Medial bicipital furrow 

 Lateral bicipital furrow 

 Antibrachial fascia 

 Fascia of back of hand 

 Dorsal ligament of wrist (O. T. pos- 

 terior annular ligament) 

 Palmar aponeurosis 



Transverse fibres (O. T. transverse 



superficial ligament) 

 Transverse carpal ligament (O. T. 



anterior annular ligament) 

 Palmar carpal ligament 

 Crossing of the tendons 

 Bands of union of the tendons 

 Mucous sheaths 



Ligaments of the sheaths of the fingers 

 Annular ligaments of the fingers 

 Cruciate ligaments of the fingers 



Muscles of the lower extremity 



Iliopsoas muscle 

 Iliac muscle 

 Greater psoas muscle 

 Lesser psoas muscle 

 Greatest gluteal muscle 

 Middle gluteal muscle 

 Least gluteal muscle 

 Tensor muscle of broad fascia 

 Piriform muscle 

 Internal obturator muscle 



Superior twin muscle 

 Inferior twin muscle 

 Quadrate muscle of thigh 

 Sartorius ("tailor") muscle 

 Quadriceps (" four-headed") muscle of 

 thigh 



Straight muscle of thigh 



Lateral great muscle (O. T. vastus 

 externus) 



Intermediate great muscle (O. T. 

 crureus) 



Medial great muscle (O. T. vastus 



internus) 

 Articular muscle of knee (C. T. sub- 



crureus) 



Pectineus muscle 

 Long adductor muscle 

 Slender muscle 

 Short adductor muscle 

 Great adductor muscle 

 Smallest adductor muscle (O. T. upper 



portion of adductor magnus) 

 External obturator muscle 

 Biceps ("two-headed") muscle of thigh 



Long head 



Short head 



Semitendinosus muscle 

 Semimembranosus muscle 

 Anterior tibial muscle (O. T. tibialis 



anticus) 



Long extensor of digits 

 Third peroneal muscle 

 Long extensor of great toe 

 Long peroneal muscle 

 Short peroneal muscle 

 Triceps muscle of calf 



Gastrocnemius muscle 

 Lateral head 

 Medial head 



Soleus muscle 



Tendinous arch of soleus muscle 

 Tendon of the heel (of Achilles) (O. T. 



tendo Achillis) 



