Spinal nerve functions

C1–C4 · Head, neck, diaphragm About this area C5–C8 · Shoulders, arms, hands About this area T1–T4 · Chest, heart, lungs About this area T5–T9 · Stomach, liver, gallbladder About this area T10–T12 · Pancreas, kidneys, intestines About this area L1–L5 · Abdomen, legs, feet About this area S1–S5 · Pelvic organs, bowel, bladder About this area Cervical spine · C1–C7 About this area Thoracic spine · T1–T12 About this area Lumbar spine · L1–L5 About this area Sacrum · S1–S5 About this area Coccyx · tailbone About this area