Diseases (BIO 181-201) Flashcards Preview

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Flashcards in Diseases (BIO 181-201) Deck (8)
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1

Alzheimer's disease

-decrease in brain size resulting from loss of neurons in the cerebral cortex
-gyri narrow and sulci widen

2

Amyotrophic lateral sclerosis (ALS)

-progressive muscle weakness, atrophy
-degenerative disease that attacks motor areas of cerebral cortex, motor neuron cell bodies, ect

3

ataxia

loss of muscular coordination
due to trauma, stroke

4

concussion

-sudden loss of consciousness
-visual disturbances and equilibrium problems

5

contusion

-bruising of brain due to trauma
-blood loss, torn pia matter
-loss of consciousness, reflexes, and decreased BP

6

epilepsy

group of brain disorders that cause seizures
a sudden massive neuronal discharge

7

huntington's disease

-involuntary rapid jerk movements
-inherited caudate nucleus and putamen degenerate, loss of neurons that release GABA or ACH

8

Parkinson's Disease

-dysfunction of substantia nigra
-stiffness, temor, no facial expression
-basal nuclei disorder