Quadriceps Muscle

Some articles on muscles, muscle:

Muscular System - Muscles - Anatomy
... There are approximately 639 skeletal muscles in the human body ... The following are some major muscles and their basic features Muscle Origin Insertion Artery Nerve Action Antagonist gastrocnemius femur calcaneus sural arteries tibial nerve plantarflexion, flexion of knee (minor)key ... artery posterior branch of spinal nerve extends the vertebral column Rectus abdominis muscle pectoralis major clavicle, sternum, costal cartilages humerus thoracoacromial trunk lateral pectoral nerve and ...