Alzheim-Parkin-ALS-MS-msic Flashcards

(31 cards)

1
Q

General Characteristics of degenerative diseases

A

1) affect specific parts of functions of nervous system

2) begin insideously and are progressive

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2
Q

Dementia- definition

A

Degeneration of intellectual or cognitive function with no impairment of consciousness or perception

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3
Q

Dementia- Characeristics

A

Progressive
Disrupts daily life
Involves more than one area of intellectual function

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4
Q

Alzheimers Disease- Characteristics

A

Most common form of dementia (50%)
Gradual onset
Personality changes

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5
Q

AD- Epidemiology

A

4 million people

Over 65

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6
Q

AD pathology

A

Neurodegeneration in multiple parts of the brain
Amaloyd plaques
neurofibrillary tangles
neuronal loss

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7
Q

Early onset AD

A

Rare- (5%)

Genetic

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8
Q

APOE gene

A

protein for carrying cholesterol in blood stream

2, 3, 4 most common alleles

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9
Q

APOE e4

A

Risk factor gene

40% of AD have it

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10
Q

Early Stage presentation of AD

A

Gradual development of forgetfulness

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11
Q

Middle Stage presentations of AD

A

More pronounced memory loss and deductive reasoning loss

Patients don’t realize they are lacking this

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12
Q

Late Stage presentations of AD

A

become completely unresponsive

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13
Q

AD- prognosis

A

5-10 years after memory loss is detected

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14
Q

AD- Diagnosis

A

History and Physical
Neuropsychological testing
MRI/CT

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15
Q

AD- TX 1

A

Cholinesterase Inhibitors- work a little
Anticholinesterase Inhibitors work better though?
Because healthy brains don’t have as much acetylcholine

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16
Q

AD- TX 2

A

Mematine- blocks toxic levels of glutemate

17
Q

Dysnomia

A

Impairment of fluidity of speech

18
Q

AD- pathology

A

Loss of nerve cells in brain

Brain is lighter

19
Q

Parkinsons Disease- definition

A

A progressive neurological disorder that results from degeneration of neurons in a region of the brain that controls movement. This creates a deficit amount of dopamine

20
Q

Brandikinesia

A

Slow movement

Lack of spontaneous movements

21
Q

PD- signs

A

Brandikinesia
Stooped posture
Rigidity
Gait disturbance

22
Q

PD- pathophysiology

A

nerve cells called Substantia Nigra deteriorate. They are in charge of skeletal movement
They release dopamine

23
Q

MAO-B

A

breaks down dopamine (even when it’s not being produced)

24
Q

PD- causes

A
  • Most unknown
  • Genetic factiors
  • medicines: psychotic, anti-nausea, anti epileptic
  • toxins: MPTP, pesticides
25
Akinsea
Absence or reduction of normal body movement
26
Pd- Diagnosis
- no known test | - usually physical and mental history
27
PD- Histeopathy
presence of Lewy bodies (microscopic brain structures)
28
PD- Tx medication
Give things that act like dopamine
29
Levodopa
mimics dopamine Wears off after a few years Causes other issues
30
Bromocriptine
Dopamine agonist | - less powerful but more steady than levodopa
31
Selegiline
MAO-B inhibitor