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Neurosciences > Neurochemistry & Neurophysiology > Flashcards

Neurochemistry & Neurophysiology Flashcards

1
Q

Papez Circuit

A

Hippocampus
Fornix
Mamillary bodies
Mamillothalamic tract
Anterior thalamic nucleus
Internal capsule
Cingulate
Parahippocampal gyrus
Entorhinal cortex
Perforant pathway

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2
Q

Catecholamines

A

Dopamine
Adrenaline
Noradrenaline

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3
Q

What amino acids are catecholamines derived from

A

Tyrosine

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4
Q

Produce myelin in the CNS
Affected in multiple sclerosis

A

Oligodendroglia

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5
Q

Produce myelin in the PNS
Affected in Guillain-Barre syndrome
Cell type of acoustic neuromas

A

Schwann cells

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6
Q

Provides physical support
Removes excess potassium ions
Help form the blood-brain barrier
Physical repair

A

Astrocytes

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7
Q

Specialised CNS phagocytes

A

Microglia

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8
Q

Provide the inner lining of the ventricles

A

Ependymal cells

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9
Q

Differences between plasma and CSF

A

Reduced (in CSF)=
Protein content
Glucose
Cholesterol
pH
Calcium
Potassium

Unchanged = sodium

Increased = chloride, magnesium

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10
Q

What is histamine metabolised by?

A

Histamine methyltransferase

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Neurosciences (19 decks)

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