Nerves A2

what is a neuron?

what are axons?

what are dendrites?

why is myelinated transmission quicker?

what do myelin sheaths do?

what are the characteristics of a motor neurone?

what are the characteristics of a sensory neurone?

what are reflexes?

What are the roles of sensory neurones in mammals in converting energy into nerve impulses?

What do tansductors do?

What is the function of a sensory neurone?

What is the structure of a sensory neurone?

What is the function of the motor neurone?

What is the structure of the motor neurone?

how is the resting potential established and maintained?

How is an action potential generated?

How is an action potential transmitted in a myelinated neurone?

What is the all or nothing rule?

What is the significance of the frequency of the impulse transmission?

What is the structure of a myelinated neurone?

What is the function of the myelinated sheath?

What is the structure of a non myelinated sheath?

What is the function of the non myelinated sheath?

What is the structure of the synaptic knob?

What is the structure of the post synaptic knob?

What is the cholinergic synapse made up of?

What is a neurotransmitter?

What neurotransmitter is used in cholinerginic synapses?

What is the role of neurotransmitters in the transmission of action potentials?

Where is the acetylcholine stored?

What happens in the synapatic knob when an action potential arrives?

What happen if the generator potential is sufficient?

what are the roles of synapses in the nervous system?

What is summation?

What are the two types of summation?

What is temperal summation?

What is spatial summation?