Diseases (BIO 181-201) Flashcards
1
Q
Alzheimer’s disease
A
- decrease in brain size resulting from loss of neurons in the cerebral cortex
- gyri narrow and sulci widen
2
Q
Amyotrophic lateral sclerosis (ALS)
A
- progressive muscle weakness, atrophy
- degenerative disease that attacks motor areas of cerebral cortex, motor neuron cell bodies, ect
3
Q
ataxia
A
loss of muscular coordination
due to trauma, stroke
4
Q
concussion
A
- sudden loss of consciousness
- visual disturbances and equilibrium problems
5
Q
contusion
A
- bruising of brain due to trauma
- blood loss, torn pia matter
- loss of consciousness, reflexes, and decreased BP
6
Q
epilepsy
A
group of brain disorders that cause seizures
a sudden massive neuronal discharge
7
Q
huntington’s disease
A
- involuntary rapid jerk movements
- inherited caudate nucleus and putamen degenerate, loss of neurons that release GABA or ACH
8
Q
Parkinson’s Disease
A
- dysfunction of substantia nigra
- stiffness, temor, no facial expression
- basal nuclei disorder
