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Flashcards in Synaptic transmission Deck (17):
1

Fast signaling neurotransmitters (2)

Glutamate
GABA

2

Slow signaling neurotransmitters (4)

Dopamine
Noradrenaline (Norepinephrine)
Seratonin
Acetycholine

3

(High/low) Na+ concentration outside cell

High

4

(High/low) K+ concentration outside cell

Low

5

At rest, cell membrane is much more permeable to ___ than ___

K+
Na+

6

Round clear vesicles

glutamate

7

Has electron-dense post-synaptic density

Glutamate

8

Flattened, clear vesicles

GABA

9

Has inconspicuous post-synaptic density

GABA

10

Round electron-dense vesicles

Bioagenic amines

11

Has variable post-synaptic density

Bioagenic amines

12

___ opens Na+ channels

Glutamate
Excitatory

13

___ opens Cl- channels

GABA
Inhibitory

14

Low molecular weight amino acids

Glutamate
GABA
Aspartate (excitatory)
Glycine (inhibitory)

15

Most widely used neurotransmitters in brain

Low molecular weight AA

16

Present in cells throughout body at high levels

Low molecular weight AA

17

Stiff person syndrome

Functional impairment of spinal interneurons due to autoimmune antibodies directed against GAD (synthesizes GABA)