Definition | Keyword | % Correct |
---|---|---|
A chemical used as a signalling molecule between two neurones in a synapse | Neurotransmitter | 85%
|
Neurones that carry an action potential from the CNS to the effector | Motor neurone | 52%
|
A brief reversal of the potential across the membrane of a neurone causing a peak of +40mV compared to the resting potential of -60mV | Action potential | 43%
|
The potential difference across the membrane while the neurone is at rest | Resting potential | 39%
|
Neurones that carry an action potential from the sensory receptor to the CNS | Sensory neurones | 31%
|
A mechanism that increases a change taking the system further away from the optimum | Positive feedback | 26%
|
Join sensory neurones to motor neurones | Relay neurones | 22%
|
A synapse that uses acetylcholine as its neurotransmitter | Cholinergic synapse | 17%
|
Occurs when the effects of several excitatory post-synaptic potentials are added together | Summation | 17%
|
A pressure sensor found in the skin | Pacinian corpuscle | 11%
|
A cell that converts one form of energy into another - in this case to an electrical impulse | Transducer | 11%
|
Cells/sensory nerve endings that respond to to a stimulus in the internal or external environment of an organism and can create action potentials | Sensory receptors | 9%
|
Has an individual layer of myelin around it | Myelinated neurone | 7%
|
Has no individual layer of myelin | Non-myelinated neurone | 6%
|
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