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The brachial plexus, specifically the axillary branch of the posterior cord of the brachial plexus.

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13y ago
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5mo ago

The axillary nerve, which arises from the brachial plexus, is primarily responsible for innervating the deltoid muscle. It provides motor innervation to the deltoid muscle, controlling its function of shoulder abduction.

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Q: Which plexus has the primary responsibility for innervating the deltoid?
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What are the major plexus and nerves tht serve the deltoid muscle?

Brachial plexus thru axillary nerve


What are the two primary nerve plexuses regulating digestive function?

The two primary nerve plexuses regulating digestive function are the myenteric plexus (Auerbach's plexus) and the submucosal plexus (Meissner's plexus). They are part of the enteric nervous system and play important roles in controlling gastrointestinal motility, secretion, and blood flow.


Which nerve supplies the deltoid muscle?

Axillary nerve C5 and C6, a branch of the posterior chord of the brachial plexus


What primary nerve that controls breathing is found in which nerve plexus?

The primary nerve that controls breathing is the phrenic nerve, which arises from the cervical nerve plexus located in the neck region.


Is the deltoid muscle innervated by the axillary nerve from C5 and C6?

The deltoid is innervated by the axillary nerve which originates from the ventral rami of the C5 and C6 spinal nerves, via the superior trunk, posterior division of the superior trunk, and the posterior cord of the brachial plexus.


Name the major nerves the serve the following body areas deltiod muscle?

The deltoid muscle is primarily innervated by the axillary nerve, which originates from the brachial plexus.


What are some causes of deltoid muscle pain?

The axillary nerve, which orginates from root C7 of the brachial plexus, innervates the deltoid . The radial nerve also orginates off the same cord. So, it may be linked to your cervical spine, or the deltoid muscle compressing the nerve.


What nerve plexus is the Ulnar nerve in?

The Ulnar nerve is located in the joint of the elbow. It is the largest unprotected nerve in the human body, therefore injuries are very common. It is also commonly referred to as the "Funny Bone".


What is a benefit of a nerve plexus?

A nerve plexus allows for mixing and redistribution of nerve fibers, providing redundancy and flexibility in controlling different body regions. This can help maintain function even if one part of the plexus is damaged.


What is another name for solar plexus?

Another name for the solar plexus is the celiac plexus or coeliac plexus.


Which spinal plexus gives rise to the phrenic nerve and what organ does this nerve supply?

The phrenic nerve arises from the cervical plexus (C3-C5) and supplies the diaphragm, which is the primary muscle involved in breathing.


If the axillary nerve was damaged what muscle would be at risk of paralysis or atrophy?

Axillary nerve supplies the deltoid and the teres minor mucsles. So you wouldn't be able to abduct your arm otherwise. It is also the lateral cord of the brachial plexus.