Serotonin Flashcards

1
Q

Synonym For:

SEROTONIN

A

5 - Hydroxytryptamine

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2
Q

The highest concentrations of DA are found in the

A

Brain

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3
Q
  • Concentrates amines in intracellular storage vesicles (non specific amine carrier)
  • it is inhibited by (ans: drug)
A
  • VMAT2 (vesicular monoamine transporter)
  • Reserpine
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4
Q

Drug:

RESERPINE

A
  • selectively inhibits VMAT2
  • used as antihypertensive and antipsychotic agent
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5
Q

Actively transports essential AA in the Brain

A

L-type Amino Acid Transporter 1
(LAT1)

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6
Q

The rate limiting enzyme for 5-HT synthesis

A

Tryptophan hydroxylase (TPH)

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7
Q

Responsible for the uptake of newly released 5HT

A

SERT
(Serotonin Transporter)

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8
Q

MAO-A preferentially metabolizes ()

A

5HT and NE

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9
Q

First Generation Antidepressants

A

MAO-A Inhibitors

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10
Q

Preferentially metabolizes beta - phenylethylamine and benzylamine

A

MAO-B

low dose selegiline is a relatively selective inhibitor of MAO-B

DA and tryptamine are metabolized equally by both MAO-A and MAO-B

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11
Q
A
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11
Q
A
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