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path ch 8 rev
pathology ch 8 nervous system - reversible
| Question | Answer |
|---|---|
| Encephalitis | a viral inflammation of the brain and meninges |
| Meningitis | acute inflammation of the pia mater and arachnoid space |
| Brain abscess | microorganisms lodge in the grey matter and spread to the white matter |
| Glioma | the most common primary malignant tumor |
| Meningioma | benign tumor arising from the arachnoid cells, accounts for 20% of all brain tumors |
| Pituitary adenoma | tumor occurring in the sella turcica in the anterior lobe. |
| Epidural hematoma | caused by acute arterial bleeding due to laceration of the medial meningeal artery |
| Subdural hematoma | caused by venous rupture between the dura and meninges |
| Cerebral contusion | may cause amnesia, injury to the brain caused by whiplash or blunt trauma. |
| Multiple sclerosis | the most common demyelinating disorder affecting those aged 20-40 |
| Senile dementia | a gradual loss in neurons results in enlargement of the ventricular system of the brain |
| Alzheimer’s disease | a diffuse form of progressive cerebral atrophy the develops at an earlier age than senile dementia |
| Huntington’s disease | inherited condition predominantly affecting men consisting of dementia and involuntary rapid jerky movements |
| Parkinson’s disease | a progressive degenerative disease characterized by a stooped posture, rhythmic tremor and stiffness. |
| ALS | a progressive condition consisting or selective atrophy and loss of motor nerve cells |