8 Steps of the Synapse (pg 6)

Question 1

Name the first step of the synapse?

Answer 1

1. SYNTHESIS OF NEUROTRANSMITTER (NT) and

FORMATION OF VESICLES

Question 2

Name the 2nd step of the synapse?

Answer 2

2. TRANSPORT OF NT DOWN AXON

Question 3

Name the 3rd step of the synapse?

Answer 3

3. ACTION POTENTIAL TRAVELS DOWN THE AXON

Question 4

What happens between the 3rd and 4th step?

Answer 4

WHEN AP REACHES PRESYNAPTIC TERMINAL,
VESICLES WITH NTs FUSE with the NEURON’S MEMBRANE,
and RELEASE CONTENTS into SYNAPTIC CLEFT

Question 5

Name the 4th step of the synapse?

Answer 5

4. AP CAUSES CALCIUM TO ENTER NEURON, EVOKING RELEASE OF NEUROTRANSMITTER

Question 6

Name the 5th step of the synapse?

Answer 6

5. NT ATTACHES TO RECEPTOR,

EXCITING OR INHIBITING POSTSYNAPTIC NEURON

Question 7

Name the 6th step of the synapse?

Answer 7

6. SEPARATION OF NT MOLECULES FROM RECEPTORS

Question 8

Name the 7th step of the synapse?

Answer 8

7. REUPTAKE OF NEURO-TRANSMITTER TO BE RECYCLED

Question 9

Name the 8th step of the synapse?

Answer 9

8. VESICLES WITHOUT NT TRANSPORTED BACK TO CELL BODY