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Joyce Fiel Reah Wilkins Shann Bunggay

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Presentation on theme: "Joyce Fiel Reah Wilkins Shann Bunggay"— Presentation transcript:

1 Joyce Fiel Reah Wilkins Shann Bunggay
Neurotransmission and Muscle Contraction Joyce Fiel Reah Wilkins Shann Bunggay

2 Neurotransmission the essentials Parts of a Neuron

3

4

5 1 Axon Neurotransmitters Calcium 2+ synapse Receptors presynaptic neurone

6 2 Action potential Neurotransmitters

7 3 Neurotransmitters As active potential goes down axon, the charges become opposite

8 4 Neurotransmitters Depolarization

9 5 Neurotransmitters Depolarization

10 6 Neurotransmitters Depolarization

11 7 Neurotransmitters

12 8 Neurotransmitters altered membrane potential allows calcium ions to enter the presynaptic neurone

13 9 Neurotransmitters

14 10 Neurotransmitters

15 11 Neurotransmitters

16 12 increase in Ca++ levels in side the cell triggers the fusion of pocket containing neurotransmitters with the presynaptic neuron membrane Neurotransmitters

17 13 Neurotransmitters

18 14 When the neurotransmitters leave, the change in the synapse goes back to normal Neurotransmitters

19 15 Neurotransmitters have specific receptors Neurotransmitters

20 16 Neurotransmitters

21 17 Neurotransmitters

22 18 Neurotransmitters

23 19

24 20

25 21

26 MUSCLE CONTRACTION

27 MUSCLE CONTRACTION KEY ELEMENTS

28 http://www.brainexplorer.org/anim/anim1.html [[ ANIMATION ]]
STILL DONT GET IT? [[ ANIMATION ]]

29 Muscle Contraction Process

30 MUSCLE CONTRACTION PURPOSE

31 Muscle Contraction How It Works

32 WORKS CITED


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