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neuroguy
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07/07/04 - 06:55 PM       #1

6. A 65 year old male patient complains of a left hand that trembles when he is not using it. He has difficulty dressing and using his hands. He complains of stiffness in his legs and walks slowly with a slightly stooped posture. His speech is slurred, and he has difficulty swallowing. Axonal degeneration in which of the following pathways might account for these signs and symptoms?

A. Cortico-striatal
B. Nigro-striatal
C. Nigro-thalamic
D. Pallido-subthalamic
E. Thalamo-cortical

mash
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07/07/04 - 07:17 PM       #2

nigro striatal

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mjl1717
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07/07/04 - 07:32 PM       #3

Muhammed Ali is a popular world wide example of that.

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asmi
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07/07/04 - 07:45 PM       #4

"mjl1717" wrote:
Muhammed Ali is a popular world wide example of that.


Mjl,
what is myerson's sign ?

mjl1717
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07/07/04 - 07:50 PM       #5

Repetitive tapping over the Glabella produces a sustained blinking response in contrast to normal subjects.

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Renegade
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07/07/04 - 08:17 PM       #6

"mjl1717" wrote:
Muhammed Ali is a popular world wide example of that.


(He means Cassius Clay :icon_joker: )

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neuroguy
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07/08/04 - 03:35 AM       #7

nigro-striatal is correct

mjl1717
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01/25/05 - 04:38 PM       #8

The locus ceruleus also shows significant loss of neurons.

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AngChop
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02/02/05 - 09:35 AM       #9

Was the locus ceruleus for norepinephrine? I keep getting mixed up with the NT and their specific pathways..locus ceruleus, rathke's pouch, mesolimbic, tubuloinfundibular...does anyone know if we gotta know their locations in the brain?

Moctopod
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02/02/05 - 10:08 AM       #10

Rathke's pouch? Do you mean the raphe nucleus (serotonin secretion)?









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