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15 Cards in this Set
- Front
- Back
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Central nervous system
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Brain and spinal cord
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Blood-brain barrier
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Consist of capillaries that permit some substances to pass from blood into the brain but restrict others
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Bloodstream and lymphatic system
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Most common routes of CNS invasion
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Lipid soluble
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Only drugs that can cross blood brain barrier
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Menginitis
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Inflammation of meninges
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Encephalitis
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Inflammation of brain
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Meningoencephalitis
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Inflammation of the brain and meninges
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Fever, HA, and stiff neck
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Initial symptoms of meningitis
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Convulsions and coma
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Later symptoms of meningitis
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Viruses, bacteria, fungi, and Protozoa
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Causes of meningitis
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Most common form of meningitis
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Viral
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Gram + streptococcus pneumoniae
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1 of 3 causes of bacterial meningitis
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Gram - Haemophilus influenzae
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1 of 3 causes of bacterial meningitis
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Neisseria meningitis
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1 of 3 bacterial causes of meningitis
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Haemophilus Influenzae
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Aerobic, gram negative bacterium common in normal throat microbiota
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