Which nerves affect which parts of the body?
The nerves of the cervical spine go to the upper chest and arms. The nerves in your thoracic spine go to your chest and abdomen. The nerves of the lumbar spine then reach to your legs, bowel, and bladder. These nerves coordinate and control all the body’s organs and parts, and let you control your muscles.
Where are the major nerves in the body?
The spinal cord is part of your central nervous system. It begins at the bottom of the brain stem and continues down to your lower back….Spinal Nerves
- C1-C8: Cervical nerves.
- T1-T12: Thoracic nerves.
- L1-L5: Lumbar nerves.
- S1-S5: Sacral nerves.
- One pair of coccygeal nerves.
What diseases affect the nervous system?
Nervous system diseases
- Alzheimer’s disease. Alzheimer’s disease affects brain function, memory and behaviour.
- Bell’s palsy.
- Cerebral palsy.
- Epilepsy.
- Motor neurone disease (MND)
- Multiple sclerosis (MS)
- Neurofibromatosis.
- Parkinson’s disease.
Where is my nerve pain coming from?
Nerve pain can be due to problems in the central nervous system (brain and spinal cord), or in the nerves that run from there to the muscles and organs. It is usually caused by disease or injury. Common causes include: an injury to the brain, spine or nerves.
Where is nerve pain felt?
It can sometimes start in the nerves farthest from the brain and spinal cord — like those in the feet and hands. Then it may move up into the legs and arms. However, if you get treatment for the medical condition causing the nerve damage, you may be able to stop the damage — and even reverse it.
What are the 12 nerves of the body?
Cranial nerve function
- I. Olfactory nerve. The olfactory nerve sends sensory information to your brain about smells that you encounter.
- II. Optic nerve.
- III. Oculomotor nerve.
- IV. Trochlear nerve.
- V. Trigeminal nerve.
- VI. Abducens nerve.
- VII. Facial nerve.
- VIII. Vestibulocochlear nerve.
What is the biggest nerve in the body?
Sciatic Nerve
Sciatic Nerve and Sciatica. The sciatic nerve is the longest, largest nerve in your body. Your sciatic nerve roots start in your lower back and run down the back of each leg.
What will happen if one part of the nervous system fails to function properly?
You may experience the sudden onset of one or more symptoms, such as: Numbness, tingling, weakness, or inability to move a part or all of one side of the body (paralysis). Dimness, blurring, double vision, or loss of vision in one or both eyes. Loss of speech, trouble talking, or trouble understanding speech.
What is the difference between spinal nerves and peripheral nerves?
The term peripheral nerve refers to the part of a spinal nerve distal to the nerve roots. Peripheral nerves are bundles of nerve fibers.
What are signs of neurological problems?
Signs and symptoms of nervous system disorders
- Persistent or sudden onset of a headache.
- A headache that changes or is different.
- Loss of feeling or tingling.
- Weakness or loss of muscle strength.
- Loss of sight or double vision.
- Memory loss.
- Impaired mental ability.
- Lack of coordination.
What are the symptoms of nerve damage?
The signs of nerve damage
- Numbness or tingling in the hands and feet.
- Feeling like you’re wearing a tight glove or sock.
- Muscle weakness, especially in your arms or legs.
- Regularly dropping objects that you’re holding.
- Sharp pains in your hands, arms, legs, or feet.
- A buzzing sensation that feels like a mild electrical shock.
I. Olfactory nerve. The olfactory nerve transmits information to the brain regarding a person’s sense of smell.
Where are nerves located in the body?
The central nervous system (CNS) includes the nerves in the brain and spinal cord. It is safely contained within the skull and vertebral canal of the spine. All of the other nerves in the body are part of the peripheral nervous system (PNS). One may also ask, how many nervous system are there in human body?
How many miles of nerves in the human body?
Twelve pairs go to and from the brain, with 31 pairs going from the spinal cord. There are nearly 45 miles of nerves running through our bodies. The total length of your circulatory system, including blood vessels, stretches an amazing 60,000 miles (97,000 km) in a child and nearly 100,000 miles (161,000 km) in an adult.
What are the major nerves of the body?
Nerves are also categorized according to which part of the central nervous system they connect to. All the main nerves either connect to the spinal cord or to the brain. So, based on this attribute, all the major nerves are divided into two types; spinal nerves and cranial nerves.