T1 Nerve (2026)

The anterior ramus of T1 splits into two parts:

This is where T1 distinguishes itself. In the thoracic region (T2 through T12), the anterior rami form the intercostal nerves, running along the ribs. However, T1 breaks this rule. t1 nerve

To understand T1, one must first visualize its starting point. It emerges from the spinal cord at the level of the T1 vertebra. The anterior ramus of T1 splits into two

T1 is the primary source of sympathetic innervation to the . These preganglionic sympathetic fibers ascend the sympathetic chain to synapse in the Superior Cervical Ganglion. From there, they travel on blood vessels to reach the eye. running along the ribs. However