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Gross Anatomy of the Muscular System
Arm and Leg MusclesNote: these muscles are best studied
with the actual models. Due to the structure of your limbs it is difficult to
study these pictures if you haven’t adequately looked at them in lab.
Lateral/Medial Arm Muscles
• Deltoid
• Biceps brachii
• Brachialis
• Triceps brachii
• Coracobrachialis
• Brachioradialis
Anterior Forearm Muscles (superficial)
• Flexor carpi radialis
• Palmaris longus
• Flexor carpi ulnaris
• Pronator teres
Posterior Forearm Muscles (superficial and deep)
• Brachioradialis
• Extensor carpi radialis longus
• Extensor carpi radialis brevis
• Extensor digitorum
• Extensor carpi ulnaris
Anterior Upper Leg Muscles (superficial and deep)
• Rectus femoris
• Vastus medialis
• Vastus lateralis
• Vastus intermedius
Posterior Upper Leg Muscles
• Biceps Femoris
• Semitendinosus
• Semimembranosus
• Gluteus Maximus
• Gluteus Medius (not shown)
Adductors & Sartorius
• Gracilis• Adductor Longus• Adductor Magnus
• Sartorius
Lateral Upper Leg Muscles
• Tensor Fasciae Latae
• Vastus lateralis
Anterior/Lateral Lower Leg Muscles
• Tibialis anterior
• Extensor digitorum longus
• Fibularis (Peroneus)
Gastrocnemius, Soleus,