The parts of the nervous system are well protected. However there may be some injuries and diseases that affect them.
ENCEPHALITISIt is caused by the bite of a common mosquito which carries a virus. This disease is also called “sleeping sickness” because it causes the person to fall in coma.
MENINGITISIt is caused by a kind of bacteria which infect the meninges, the protective layer of the brain and the spinal cord.
RABIESWhen a person is bitten by a dog with rabies and the virus reaches the nervous system, the person will die.
EPILEPSYIt is a disorder of the nervous system. This is characterized by a violent shaking of the body which lasts from 2-5 minutes.
POLIOMYELITISIt is caused by a virus which attacks the motor nerve cells. The infection causes the muscles to become paralyzed.
CEREBRAL PALSYIt is caused by a damaged to the central nervous system. This disease can cause difficulty in walking and speaking in a person.
PARKINSON’S DISEASEThis disease occurs in older people. It affects the nervous system causing the arms and legs to shake.
ACTIVITYDescribe a person/s suffering from the following ailments/diseases of the nervous system.
a. Epilepsy d. meningitis
b. Encephalitis e. cerebral palsy
c. contusion
EVALUATIONIdentify the disease of the nervous system described:1. A hard blow which causes the
brain to be bruised.2. Which disease of the nervous
system is caused by the bite of a certain mosquito
3. It is a nervous disorder characterized by shaking of the body.4. It is a disease of the nervous system characterized by headache, fever, chills followed by back pains and stiffness of the neck.5. This disease can cause difficulty in walking and speaking in a person.
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