MYOLOGY, OR MUSCULATURE 



39 



Sternocleidomastoid muscle 

 Sternohyoid muscle 

 Omohyoid muscle 



Superior belly 



Inferior belly 

 Sternothyreoid muscle 

 Thyreohyoid muscle 

 Elevating muscle of the thyreoid 



gland 



Long muscle of the neck 

 Long muscle of the head (O. T. rectus 



capitis anticus major) 

 Anterior straight muscle of the head 



(O. T. rectus capitis anticus minor) 

 Anterior scalene muscle 

 Middle scalene muscle 

 Posterior scalene muscle 

 Smallest scalene muscle 

 Cervical fascia 

 Prevertebral fascia 



Muscles of the chest 



Sternal muscle 

 Greater pectoral muscle 



Clavicular part 



Sternocostal part 



Abdominal part 

 Smaller pectoral muscle 

 Subclavius muscle 

 Anterior serratus muscle (O. T. ser- 



ratus magnus) 

 Elevators of the ribs 



Long elevators of the ribs 



Short elevators of the ribs 

 External intercostal muscles 

 Internal intercostal muscles 

 Subcostal muscles 

 Transverse muscle of thorax (O. T. 



triangularis sterni) 

 Diaphragm 



Lumbar part 

 Medial cms 

 Intermediate cms 

 5 



Lateral cms 



Costal part 



Sternal part 

 Aortic opening 

 Oesophageal opening 

 Central tendon 

 Opening of the vena cava 

 Medial lumbocostal arch (O. T. liga- 



mentum arcuatum internum) 

 Lateral lumbocostal arch (O. T. liga- 



mentum arcuatum externum) 

 Pectoral fascia 

 Coracoclavicular fascia 



Muscles of the abdomen 



Straight muscle of the abdomen 



Inguinal aponeurotic falx (O. T. con- 

 joined tendon) 



Pyramidal muscle 



External- oblique muscle of abdomen 



Internal oblique muscle of abdomen 



Cremasteric muscle 



Transverse muscle of abdomen 



Quadrate muscle of the loins 



Umbilical ring 



White line 



Stay of the white line 



Tendinous inscriptions 



Suspensory ligament of the penis or 

 clitoris 



Sling-like ligament of penis 



Sheath of the rectus muscle 



Semicircular fold of Douglas 



Inguinal ligament of Poupart 



Lacunar ligament of Gimbernat 



Reflex ligament of Colles (O. T. tri- 

 angular fascia of the abdomen) 



Subcutaneous inguinal ring (O. T. ex- 

 ternal abdominal ring) 

 Superior pillar 

 Inferior pillar 



Intercrural fibres (O. T. intercolumnar 

 fibres) 



