Pre-Synaptic Knob

Question 1

What is the mitochondria for?

Answer 1

• exocytosis - ATP

Question 2

What is the smooth endoplasmic recticulum for?

Answer 2

• makes lipids
• vesicles

Question 3

What are the synpatic vesicles for?

Answer 3

• exocytosis

Question 4

What are the calcium ion channels for?

Answer 4

• triggers its synpatic vesicles to do exocytosis

Question 5

What occurs at the presynpatic knob of the membrane?

Answer 5

• Depolarisation
• Calcium channels open
• Calcium enters the channels
• Calcium binds to the vesicles
• Vesicles move towards the cell membrane
• ACH is released by exocytosis