Phrenic
The entire motor supply to the diaphragm arises from the anterior rami of segments C3-C5 of the spinal cord, and runs within the right and left phrenic nerves. In addition, pain and proprioception for the diaphragm also run within the phernic nerve, although not entirely. Sensory nerve supply for the diaphragm also is supplied by the intercostal nerves (arises from T5-T11) and the subcostal nerves (T12).
The Vagus Nerve.
C 3,4 and 5. ( 345 keeps the diaphragm alive )
Phrenic nerves from brachial and cervical plexus.
The phrenic nerve, which arises from the C3-C5 nerve roots in the cervical spine, innervates the diaphragm muscle and controls its function. Dysfunction of the phrenic nerve can impair breathing and lead to respiratory issues.
The phrenic nerve innervates the diaphragm which is our main breathing muscle. It is a broad flat sheet that encircles our lower ribcage and separates our thoracic from our abdominal cavities. The phrenic nerve arises from the C3-C5 level of our vertebrae. In the event of a broken neck, that is often the determining factor whether someone will die (from an inability to breathe) or is just paralyzed.
The diaphragm is stimulated to contract and relax by the phrenic nerve, which originates from the cervical spine. This nerve sends signals to the diaphragm to contract, allowing it to move downward and create negative pressure in the chest cavity for inhalation, and then to relax for exhalation.
The diaphragm is attached to the xiphoid process (Sternum), the lower six costal cartilages (ribs) and the upper three lumbar vertebrae (back bone), and the fibres converge to a central median tendon. It is supplied by the phrenic nerve.
The testicular nerve and the nerve to the cremaster innervate the vas deferens in the spermatic cord.
The phrenic nerve arises from the spinal cord at C3, C4, and C5 nerve levels. It originates from the cervical plexus and innervates the diaphragm muscle, playing a crucial role in controlling breathing.
The phrenic nerve carries impulses to the diaphragm, controlling its movement and function. It originates from the cervical spine (C3-C5) and plays a crucial role in regulating breathing by stimulating the diaphragm to contract during inspiration.
The nerve that innervates the abductor pollicis brevis in most people is the median nerve.