posterior compartment

Soleus Muscle

Soleus Muscle The structure indicated is the soleus muscle of the leg. The soleus is a muscle of the posterior compartment of the leg.The muscles in the posterior compartment of the leg are separated into a superficial group and a deep group. The superficial group consists of the following leg muscles: Gastrocnemius Plantaris Soleus The deep group consists of the following leg muscles: Popliteus Flexor hallucis longus Flexor digitorum longus Tibialis posterior The soleus muscle lies deep to the gastrocnemius and is large and flat in shape running the length of the leg from the knee to the heel, closely …

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Soleus Muscle

Abductor Pollicis Longus

Abductor Pollicis Longus The structure indicated is the abductor pollicis longus muscle of the posterior forearm. The abductor pollicis longus muscle is one of the muscles located in the deep layer of muscles in the posterior compartment of the forearm. There are 5 muscles in the deep layer of the posterior forearm: Supinator Abductor pollicis longus Extensor pollicis brevis Extensor pollicis longus Extensor indicis The abductor pollicis longus muscle, as the name suggests abducts the thumb. Origin: Posterior surface of proximal ulna, radius and interosseous membrane Insertion: Base of 1st metacarpal Innervation: Posterior interosseous nerve Action: Abduction and extension of …

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abductor pollicis longus