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Encyclopedia > Posterior cord

The Posterior cord is a division of the brachial plexus. The brachial plexus is an arrangement of nerve fibres (a plexus) running from the spine (vertebrae C5-T1), through the neck, the axilla (armpit region), and into the arm. ...


The posterior cord gives rise to the following nerves:

The Subscapularis muscle is a muscle of the human body. ... The rotator cuff is an anatomical term given to the group of muscles and their tendons that act to stabilize the shoulder. ... Teres major is a muscle of the upper limb and one of six scapulohumeral muscles. ... Latissimus dorsi is a large flat muscle located on the back. ... The axillary nerve is a nerve of the human body, that comes off the posterior cord of the brachial plexus at the level of the axilla (armpit). ... Deltoid can refer to: deltoid muscle deltoid (curve) This is a disambiguation page — a navigational aid which lists other pages that might otherwise share the same title. ... The teres minor muscle is a muscle in the rotator cuff. ... The radial nerve is a nerve in the human body, that supplies the arm, the forearm and the hand. ... Triceps brachii The triceps brachii muscle is a large three-headed skeletal muscle found in humans. ... Brachioradialis is a muscle located in the forearm, that acts to flex the elbow. ... Extensor carpi radialis can refer to: Extensor carpi radialis brevis muscle Extensor carpi radialis longus muscle Category: Disambiguation ...

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Major nerves (also see Peripheral nervous system)

Cranial nerves: I olfactory | II optic | III oculomotor | IV trochlear | V trigeminal (V1 ophthalmic - supraorbital, V2 maxillary - sphenopalatine ganglion, V3 mandibular - auriculotemporal - buccal - inferior alveolar ) | VI abducens | VII facial | VIII vestibulocochlear (cochlear, vestibular) | IX glossopharyngeal | X vagus (recurrent laryngeal) | XI accessory | XII hypoglossal    Nerves redirects here. ... The peripheral nervous system or PNS, is part of the nervous system, and consists of the nerves and neurons that reside or extend outside the central nervous system--to serve the limbs and organs, for example. ... Cranial nerves are nerves which emerge from the brainstem instead of the spinal cord. ... The olfactory nerve is the first of twelve cranial nerves. ... The optic nerve is the nerve that transmits visual information from the retina to the brain. ... The oculomotor nerve () is the third of twelve paired cranial nerves. ... The fourth of twelve cranial nerves, the trochlear nerve controls the function of the superior oblique muscle, which rotates the eye towards the nose and also moves the eye downward. ... The trigeminal nerve is the fifth (V) cranial nerve, and carries sensory information from most of the face, as well as motor supply to the muscles of mastication (the muscles enabling chewing), tensor tympani (in the middle ear) and other muscles in the floor of the mouth, such as the... The supraorbital nerve arises from the orbit by the supraorbital foramen and supplies the upper eyelid and forehead integuments. ... The mandibular nerve is the third branch (V3) of the trigeminal nerve. ... The auriculotemporal nerve is a branch of the mandibular nerve (Viii) and supplies motor fibres to the temporomandibular joint and parasympathetic fibres to the parotid glands. ... A branch of the mandibular nerve (which is itself a branch of the trigeminal nerve), the buccal nerve transmits sensory information from skin over the buccal membrane (in general, the cheek) and from the second and third molar teeth. ... The inferior alveolar nerve is a branch of the mandibular nerve, which is itself the third branch (V3) of the fifth cranial nerve, the trigeminal nerve (cranial nerve V). ... The sixth out of twelve cranial nerves, the abducens nerve controls the lateral rectus muscle - this means that the action of this nerve controls each eyes ability to look laterally (away from the midline). ... The facial nerve is seventh of twelve paired cranial nerves. ... The vestibulocochlear nerve is the eighth of twelve cranial nerves, and also known as the auditory nerve. ... The Cochlear nerve (n. ... The glossopharyngeal nerve is the ninth of twelve cranial nerves. ... The vagus nerve is tenth of twelve paired cranial nerves and is the only nerve that starts in the brainstem (somewhere in the medulla oblongata) and extends all the way down past the head, right down to the abdomen. ... The recurrent laryngeal nerve is a branch of the vagus nerve (the tenth cranial nerve) which supplies motor function and sensation to the larynx (voice box). ... The accessory nerve is the eleventh of twelve cranial nerves. ... The hypoglossal nerve is the twelfth cranial nerve. ...


Spinal nerves C2-C5: greater occipital, lesser occipital, greater auricular, lesser auricular, phrenic The term spinal nerve generally refers to the mixed spinal nerve, which is formed from the dorsal and ventral roots that come out of the spinal cord. ... The greater occipital nerve is a spinal nerve arising between the first and second cervical vertebrae, along with the lesser occipital nerve. ... The lesser occipital nerve is a spinal nerve arising between the first and second cervical vertebrae, along with the greater occipital nerve. ... The greater auricular nerve originates from the cervical plexus, composed of branches of spinal nerves C2 and C3. ... The lesser auricular nerve originates from the cervical plexus, composed of branches of spinal nerves C2 and C3. ... The phrenic nerve arises from spinal nerves C3, C4 and C5. ...


Spinal nerves C5-T1 (brachial plexus) --- before forming cords (dorsal scapular, long thoracic, suprascapular) --- lateral cord (musculocutaneous, median) --- posterior cord (axillary, radial) --- medial cord (median, ulnar) The term spinal nerve generally refers to the mixed spinal nerve, which is formed from the dorsal and ventral roots that come out of the spinal cord. ... The brachial plexus is an arrangement of nerve fibres (a plexus) running from the spine (vertebrae C5-T1), through the neck, the axilla (armpit region), and into the arm. ... The dorsal scapular nerve arises from the brachial plexus, specifically from spinal nerves C4 and C5. ... The long thoracic nerve supplies motor innervation to the serratus anterior muscle. ... The Nervus suprascapularis (Suprascapular nerve) is a nerve of the plexus brachialis. ... The Lateral cord is a division of the brachial plexus. ... The major end branch of the lateral cord, courses inferiorly within the anterior arm, supplying motor fibers to the arm muscles that flex the forearm (the biceps brachii and brachialis). ... Diagram from Grays anatomy, depicting the peripheral nerves of the upper extremity, amongst others the median nerve The median nerve is a nerve that runs down the arm and forearm. ... The axillary nerve is a nerve of the human body, that comes off the posterior cord of the brachial plexus at the level of the axilla (armpit). ... The radial nerve is a nerve in the human body, that supplies the arm, the forearm and the hand. ... The Medial cord is a division of the brachial plexus. ... Diagram from Grays anatomy, depicting the peripheral nerves of the upper extremity, amongst others the median nerve The median nerve is a nerve that runs down the arm and forearm. ... The ulnar nerve is a nerve that in humans runs down the arm and forearm, and into the hand. ...


Spinal nerves T2-S5: intercostal | sacral plexus | sciatic (tibial, common peroneal) | pudendal The term spinal nerve generally refers to the mixed spinal nerve, which is formed from the dorsal and ventral roots that come out of the spinal cord. ... The thoracic spinal nerves T3 through T12. ... The sciatic nerve is a large nerve that runs down the lower limb. ... The Tibial Nerve The tibial nerve passes through the popliteal fossa to pass below the arch of soleus. ... The Common peroneal nerve is a branch of the Sciatic nerve. ... The pudendal nerve is responsible for orgasm, urination, and defecation in both sexes. ...


  Results from FactBites:
 
Brachial plexus - Wikipedia, the free encyclopedia (995 words)
The posterior cord is formed from the three posterior divisions of the trunks.
The lateral cord is the anterior divisions from the upper and middle trunks.
The axillary nerve is a branch off the posterior cord, the rest of the cord becomes the radial nerve.
Brachial Plexus (730 words)
Posterior cord: is formed by the union of the posterior divisions of all three trunks.
Axillary Nerve: is a branch of the posterior cord.
Radial Nerve: Is a branch of the posterior cord.
  More results at FactBites »

 
 

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