Nerve Location and Function
Cranial - Brain Stem: Blood supply to the head, scalp, bones of the face, brain, base of the skull, eyes, ears, eustachian tubes, nose, sinuses, forhead, mouth, tongue, vocal chords, tonsils, neck muscles, shoulders, esophagus, heart, coronary arteries, brochial tubes, lungs, liver, stomach, pancreas, spleen, small intestines, and colon.Cervical Plexus: (Brain Stem to C4) Scalp, base of the skull, neck muscles, and diaphragm.
Brachial Plexus: (C3 to T2) Neck muscles, shoulders, elbows, arms, forearms, wrists, hands, fingers, heart, coronary arteries, chest, and breast.
Sympathetic Ganglion: (T1 to T5) Blood supply to the head, brain, eyes, ears, eustachian tubes, nose, sinuses, forehead, mouth, tongue, esophagus, heart, coronary arties, bronchial tubes, lungs, chest, and breast.
Celiac Plexus: (T5 to T11) Celiac Plexus - Chest, breast, gallbladder, liver, diaphragm, stomach, pancreas, spleen, kidneys, small intestines, and appendix.
Between Thoracic 11 and Thoracic 12: Small intestines, uterus and colon.
Between Thoracic 12 and Lumbar 1: Uterus, buttocks, and colon
Lumbar Plexus: Large intestines, buttocks, groin, reproductive organs, colon, upper legs, thighs, and knees. Between Lumbar 1 and 2, in addition to the above, the uterus. Between Lumbar 4 and Lumbar 5 has the same as above plus the sciatic nerve.Sacral Plexus: Buttocks, reproductive organs, bladder, prostate gland, sciatic nerve, lower legs, ankles, feet, arches, and toes.
Sacral 5 and Coccyx: Rectum.
