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neck pain| nerve levels| C6

Wednesday, February 28, 2007 
neck pain| nerve levels| C6 
Sensation: Outer aspect of the forearm supplied by the musculocutaneous nerve. 
Muscles: The following muscles have C5 and C6 nerve root innervation but most of them may have stronger C6 nerve root innervation in some individuals.  The muscles in the forearm such as the extensor carpi radialis brevis and [...]

neck pain| nerve level| C4

Tuesday, February 27, 2007 
neck pain| nerve level| C4 
C4 Sensation: Front of the upper chest including the upper part of the shoulders, back of the lower neck.  Upper slope of the shoulders is supplied by supraclavicular nerve (C3, C4). 
Muscles:
- Trapezius (C3, C4, especially C4).  Trapezius also receives innervation through the spinal  accessory nerve (cranial nerve number [...]

neck pain| nerve level| C3

Monday, February 26, 2007 
neck pain| nerve level| C3 
C3 Sensation: Front and back of the neck and the upper shoulder slope. Together with the C2, C3 nerve root supplies the area at side of the head behind the upper part of the ear via the lesser occipital nerve (C2, C3).  The area of the external ear to [...]

neck pain| nerve level| C2

Sunday, February 25, 2007 
neck pain| nerve level| C2 
C2 Sensation: Entire back of the head via the greater occipital nerve (C2). The area at side of the head behind the upper part of the ear is supplied by the lesser occipital nerve (C2, C3). 
The entire external skin of the ear to an area behind the lower [...]

neck pain| nerve levels| C5

Saturday, February 24, 2007 
neck pain| nerve levels| C5 
C5 Sensation: Outer aspect of the arm supplied by the axillary nerve. 
Muscles: The muscles to test clinically include the rhomboid major and minor which have only the C5 nerve root supplying them.  In fact, rhomboid major and minor are the only two muscles in the body which have only [...]

Lower back pain| sensory | lower limb

Friday, February 23, 2007
Lower back pain| sensory | lower limb  

When your lower back hurts and you feel tingling, numbness or abnormal sensations in the lower limb limb including the foot and toes, there may be irritation of the sensory portion of the lower back nerve roots and/or the peripheral nerves supplying those regions. 
 
However, [...]

Neck pain| sensory | arm

Thursday, February 22, 2007 
Neck pain| sensory | arm
 
When your neck hurts and you feel tingling, numbness or abnormal sensations in the upper limb including the hands, there may be irritation of the sensory portion of the neck nerve roots and/or the peripheral nerves supplying those regions. 
 
However, pain in an area is often related [...]

Neck| muscles| flexion| extension

Wednesday, February 21, 2007
Muscles primarily responsible for bending the neck down (flexion) is the sternocleidomastoid muscle.  The secondary muscles are the scalenes and the deep muscles at the front of the neck spine. 
Muscles primarily responsible for bending the neck down (flexion) is the sternocleidomastoid muscle.  The secondary muscles are the scalenes and the deep muscles [...]

Neck pain| muscles| range of motion

Tuesday, February 20, 2007
Neck pain| muscles| range of motion 
You can feel and see the muscle that is most prominent at the front of the neck.  This is the sternocleidomastoid muscle.  This muscle is usually in pain after an auto accident when stretching occurs to this muscle as the head and moves backward and forward.  The [...]

neck pain| back| landmarks| vertebral levels

Monday, February 19, 2007 
neck pain| back| landmarks| vertebral levels 
Feel the back of the head.  This area is called the occiput.  In the center of the back of the head is the bump called the inion. If you move your fingers away from the bump, the ridge that you feel is called the superior nuchal line.  The [...]