neurophysiology- Lec 2 Flashcards

1
Q

Which of the following is not categorised under bioamines?

A. Serotonin
B. Glycine
C. Dapimine
D. Adrenalin
E. norepinephrine

A

B.

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2
Q

serotonin

released from

A

raphe nuclei (brainstem_)

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3
Q

Serotonin is removed from
the synapse by ______

A

specific
transporters (SERT)

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4
Q

Serotonin lifecycle
Once back in presynaptic
terminal it is either reloaded
into vesicles or broken down
by the enzyme ______

A

monoamine
oxidase (MAO).

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5
Q

Serotonin is synthesizd from ____

A

Tryptophan

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6
Q

Catecholamine Dopamine, Norepinephrine, and Epinephrine are synthesized from _______-

A

Tyrosine
to L-Dopa (by Tyrosine hydroxylase enzyme).

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7
Q

Dopamine pathway affected in Parkinson’s disease

A. Tuberinfundibular
B. Mesocortical
C. Mesolimbic
D. Nigrostriatal

A

D

Origin:
* Substantia nigra
(midbrain)
* Projection:
* Striatum
* Function:
* Movement

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8
Q

Dopamine pathway affected in Schizophrenia
A. Tuberinfundibular
B. Mesocortical
C. Mesolimbic
D. Nigrostriatal

A

C and B
* Origin:
* Ventral tegmental area
* Projection:
* Limbic System
* Nucleus accumbens
* Amygdala
* Hippocampus
* Function:
* Motivation
* Desire

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