Biceps: Located in the upper arm, responsible for flexing the elbow. Triceps: Located in the upper arm, responsible for extending the elbow. Deltoids: Shoulder muscles responsible for arm movement. Quadriceps: Group of muscles in the front of the thigh, responsible for knee extension. Hamstrings: Muscles in the back of the thigh, responsible for knee flexion. Gluteus Maximus: Largest muscle in the buttocks, responsible for hip extension. Rectus Abdominis: Abdominal muscle, responsible for trunk flexion. Obliques: Muscles on the side of the abdomen, responsible for trunk rotation. Trapezius: Large muscle of the upper back and neck, responsible for shoulder movement. Latissimus Dorsi: Muscle in the back, responsible for arm extension and adduction. Pectoralis Major: Chest muscle, responsible for arm movement across the body. Serratus Anterior: Muscles around the rib cage, important for arm movement and stability. Rhomboids: Muscles between the shoulder blades, responsible for scapular retraction. Gastrocnemius: Calf muscle, responsible for plantar flexion of the foot. Soleus: Muscle beneath the gastrocnemius, also involved in plantar flexion. Deltoid: Rounded muscle of the shoulder, responsible for arm abduction. Tibialis Anterior: Muscle in the front of the lower leg, responsible for dorsiflexion of the foot. Erector Spinae: Group of muscles along the spine, important for back extension. Adductors: Muscles of the inner thigh, responsible for hip adduction. Abductors: Muscles of the outer thigh, responsible for hip abduction. Flexor Digitorum: Muscle in the forearm, responsible for flexing the fingers. Extensor Digitorum: Muscle in the forearm, responsible for extending the fingers. Brachioradialis: Forearm muscle, responsible for flexing the elbow. Supraspinatus: Muscle of the rotator cuff, responsible for shoulder abduction. Infraspinatus: Muscle of the rotator cuff, responsible for shoulder external rotation. Teres Major: Muscle of the rotator cuff, responsible for arm adduction. Teres Minor: Muscle of the rotator cuff, responsible for shoulder external rotation. Psoas Major: Hip flexor muscle, connecting the lumbar spine to the femur. Iliopsoas: Combination of the iliacus and psoas major muscles, important for hip flexion. Coracobrachialis: Muscle in the arm, responsible for shoulder flexion and adduction.