WordNet
n. a network of nerves formed by cervical and thoracic spinal nerves and supplying the arm and parts of the shoulder [syn: plexus brachialis]
Wikipedia
The brachial plexus is a network of nerves formed by the anterior rami of the lower four cervical nerves and first thoracic nerve ( C5, C6, C7, C8, and T1). This plexus extends from the spinal cord, through the cervicoaxillary canal in the neck, over the first rib, and into the armpit. It supplies afferent and efferent nerve fibers to the chest, shoulder, arm and hand.
Usage examples of "brachial plexus".
To give examples, the first four cervical nerves form the cervical plexus and the remaining four, plus the first thoracic nerve, form the brachial plexus (bray'kee-ul.
We reckon the collarbone was broken before he was shot, then the bullet came crashing through here -- just missed the brachial plexus, so we expect no serious nerve damage -- and did all this damage.
In the clavicle area, where the muscle webs of the trapezius and deltoid are thinned out, the descending brachial plexus, which includes a big ulnar and radial nerves to the arm, is close to the bone.
Somebody shoved a medical bag at him, and Khadaji opened it and slapped a blood diagnoster onto Wall's brachial plexus as if he had been doing it for years.
Luckily for him the brachial plexus had not been damaged by the two bullets that had entered his body,and so he'd suffer no permanent loss of use of his arm.
Luckily for him the brachial plexus had not been damaged by the two bullets that had entered his body, and so he'd suffer no permanent loss of use of his arm.
Kerby, I have ascertained, beyond the possibility of doubt, that the brachial plexus in people who die of hydrophobia--but stop!
Every step we've taken in our evolution is a milestone inscribed with organic memories--from the enzymes controlling the carbon dioxide cycle to the organisation of the brachial plexus and the nerve pathways of the Pyramid cells in the mid-brain, each is a record of a thousand decisions taken in the face of a sudden physico-chemical crisis.