6 - Coordination & regulation

Coordination & Regulation Nervous Systems

Case study : Optic nerve ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

The Nervous System ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Nerve Cells Cell Body Axon Myelin sheath Synaptic Terminals Dendrites Note the direction of nerve impulse

Different Types of Neurons ,[object Object],[object Object],[object Object]

Nerve Impulses ,[object Object],[object Object],[object Object]

Myelin Sheath ,[object Object],[object Object],[object Object],[object Object],[object Object]

Communication Via Neurotransmitters ,[object Object],[object Object],[object Object]

More on Neurotransmitters ,[object Object],[object Object],[object Object],[object Object]

Neurohormones ,[object Object],[object Object],[object Object]

Nerve networks – converging or diverging ,[object Object],[object Object],[object Object],[object Object]

Nerve networks – converging or diverging

Depending on signal, networks can operate in one way or the other

Impediment of Neuron Function ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Neurotoxic Venom ,[object Object],[object Object],[object Object],[object Object],[object Object]

Some of the best ways to die on your next Australian holiday! ,[object Object],[object Object],[object Object]

Some of the best ways to die on your next Australian holiday! ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Some of the best ways to die on your next Australian holiday! ,[object Object],[object Object],[object Object],[object Object],[object Object]

Central Nervous System ,[object Object],[object Object],[object Object],[object Object],[object Object]

The Brain ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Mapping the Brain ,[object Object],[object Object],Neck Hands and fingers

Mapping the Brain ,[object Object],[object Object],[object Object],[object Object]

[object Object],[object Object],[object Object],[object Object],[object Object],The Spinal Chord

Brain Scanning ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Comparison between nerves and hormones ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Comparison between nerves and hormones (continued) ,[object Object],[object Object],[object Object],[object Object],[object Object]

What is the control mechanism? ,[object Object],[object Object],[object Object],[object Object],[object Object]

Neurons and Homeostasis ,[object Object],[object Object],[object Object],Nothing Activate

Homeostasis – Nerves & Hormones Acting Together ,[object Object],[object Object],[object Object]

Maintaining Water Balance ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Neuron Neurotransmitter Neuron Neurohormone

Homework!!! ,[object Object],[object Object]

6 - Coordination & regulation

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6 - Coordination & regulation