Lab V, appendicular muscles

tibialis anterior

dorsiflexes and inverts foot

triceps brachii

extends forearm

rectus femoris

extends leg and flexes thigh

gluteus maximus

butt

Brachioradialis

flexes forearm

biceps brachii

flexes upper arm

Gracilis

adducts thigh

Gastrocnemius

Calf muscle

Sartorius

Flexes, abducts, and laterally rotates thigh at the hip; flexes knee

deltoid muscle

located on the shoulder, is shaped like an inverted triangle