What nerves are affected by c3 and c4?

Asked By: Dobrin Bumba | Last Updated: 1st May, 2020
Category: medical health bone and joint conditions
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Cervical Nerve Functions
  • C1, C2, and C3 (the first three cervical nerves) help control the head and neck, including movements forward, backward, and to the sides.
  • C4 helps control upward shoulder movements.

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Also know, what nerves are affected by c4?

It also provides motor nerves for the longus capitis, longus colli, anterior scalene, middle scalene, and levator scapulae muscles. C4 contributes some sensory fibers to the supraclavicular nerves, responsible for sensation from the skin above the clavicle.

One may also ask, what nerve is between c3 and c4? cervical nerve

Additionally, what are the symptoms of a c3 c4 disc herniation?


  • Numbness or tingling in a shoulder or arm that may go down to your fingers.
  • Weakness in a hand or arm.

What does c3 and c4 affect?

The C3 myotome commonly includes certain neck muscles that help bend the neck forward. The C4 spinal nerve dermatome usually includes parts of skin over the shoulder. The C4 myotome includes certain muscles that help in shoulder movements.

35 Related Question Answers Found

What does the c4 and c5 nerves control?

The C4 dermatome covers parts of the neck, shoulders, and upper part of arms. C5 helps control the deltoids (which form the rounded contours of the shoulders) and the biceps (which allow bending of the elbow and rotation of the forearm). The C5 dermatome covers the outer part of the upper arm down to about the elbow.

Can neck problems affect your eyes?

Neck and Shoulder Pain. Tension in the neck and shoulders can lead to eye pain, as tense muscles can press on eye nerves at the back of your neck. Muscle tension in the upper back, neck and shoulders can lead to headaches or problems with your vision, as the flow of blood is restricted to your eyes.

Can c3 c4 cause headaches?

It has been reported that pain from the C2-3 and C3-4 cervical facet joints can radiate to the occipital area, frontotemporal and even periorbital regions. Even pathology in C5 or C6 nerve roots have been reported to cause headache. This headache does not respond well to migraine medications.

What happens if you break c3 and c4 vertebrae?

The lower section consists of the third cervical vertebrae (C3) through seventh cervical vertebrae (C7). The fourth cervical vertebra (C4) may be damaged for a number of reasons, but injury is most commonly caused by high-impact trauma. If it fails to protect the spinal column, complete or total paralysis may result.

Where do neck nerves go?

Cervical radiculopathy occurs in the cervical spine -- the seven small vertebrae that form the neck. Other parts of your spine include: Spinal cord and nerves. These "electrical cables" travel through the spinal canal carrying messages between your brain and muscles.

Can you recover from a c4 spinal injury?

Often times, when someone has suffered a spinal cord injury at the C4 level or higher, they are paralyzed below the injury site and typically will need 24-hour-a-day assistance breathing from a ventilator. Unfortunately, there is no treatment that can entirely reverse the damage from a spinal cord injury at this level.

What is a c4 injury?

A C4 spinal cord injury occurs when damage is dealt about mid-way down the cervical spinal cord — the topmost portion of the spinal cord that is located in the neck and upper shoulders.

What does the c7 nerve control?

The C7 dermatome is an area of skin that receives sensations through the C7 nerve. The C7 myotome is a group of muscles controlled by the C7 nerve. These muscles include those involved in straightening the elbow, lifting the wrist, elongating the fingers to an outstretched hand, and the triceps muscle in the upper arm.

Does herniated disc in neck require surgery?

When & How to Seek Medical Care. Fortunately, the majority of herniated discs do not require surgery. With time, the symptoms of sciatica/radiculopathy improve in approximately 9 out of 10 people. The time to improve varies, ranging from a few days to a few weeks.

What is the best treatment for herniated discs in neck?

Your doctor may prescribe nonsurgical treatments including a short period of rest, a neck collar, anti-inflammatory medications to reduce the swelling, analgesic drugs to control the pain, physical therapy, exercise or epidural steroid injection therapy.

Can you get a hernia in your neck?

Hernias or disc bulges in the neck (cervical spine) may present the following symptoms: Cervical radiculopathy – Pain that radiates from the neck to the shoulders, arms, hands, and fingers. Increased pain when moving. Muscle weakness in the shoulders, arms, or hands, depending on the nerve that is affected.

What causes herniated disc in neck?

The aging process and wear and tear on your spine can cause a herniated disc in the neck. A herniated disc can also be caused by repetitive activities or an injury to the spine.

Can c4 c5 cause headaches?

The most common source of cervicogenic headache is degenerative changes involving the upper cervical facet joints. Stimulation of the C2-C3 facet joint provokes occipital head pain, stimulation of the C4-C5 through C6-C7 provokes shoulder pain, and stimulation of the C7-T1 facet joint provokes interscapular pain.

Can chiropractor fix pinched nerve in neck?

Treating a pinched nerve usually involves reducing pressure on the affected nerve. Many times, a chiropractic adjustment is used to decompress the disc. If more is needed, chiropractors use machines called traction or Decompression to help with back pain or neck pain relief even further.

Is a herniated disc in neck serious?

In some patients, a cervical herniated disc can cause spinal cord compression, where disc material pushes on the spinal cord. This is a much more serious condition and may require a more aggressive treatment plan. Spinal cord compression symptoms include: Awkward or stumbling gait.

What does a herniated disc in neck feel like?

If you have a herniated cervical disc, you may feel pain that radiates down your arm and possibly into your hand. You may also feel pain on or near your shoulder blade, and neck pain when turning your head or bending your neck. Sometimes the pain is accompanied by numbness and tingling in your arm.

Why can't I turn my neck?

Torticollis is a condition where a joint or disk is injured and you can't move your neck. This type of problem is usually caused by a disk injury. Whiplash can cause this condition or it can come on by sleeping in an awkward way. The spine is meant to move a lot, especially the neck.