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Transmission Across a Neuromuscular Junction Striated muscle contracts when it receives an impulse from a motor neurone via the neuromuscular junction Neuromuscular junctions work in a very ...
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Predicting the Effects of Drugs on a Synapse Chemical or drugs can have a major impact on the functioning of the brain and nervous system Some prescription drugs can have a beneficial effect...
AQA A Level Biology复习笔记6.2.8 Transmission Across a Cholinergic Synapse
Transmission Across a Cholinergic Synapse There are over 40 different known neurotransmitters One of the key neurotransmitters used throughout the nervous system is acetylcholine (ACh) Synap...
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Cholinergic Synapses Where two neurones meet, they do not actually come into physical contact with each other – a very small gap, known as the synaptic cleft, separates them The ends of the ...
Edexcel IGCSE Biology 复习笔记 2.5.8 Humans: The Digestive System
Edexcel IGCSE Biology 复习笔记 2.5.8 Humans: The Digestive System The Structure & Function of the Alimentary Canal The digestive system is an example of an organ system in which several ...
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Edexcel IGCSE Biology 复习笔记 2.5.7 Humans: Balanced Diet The Importance of a Balanced Diet A balanced diet consists of all of the food groups in the correct proportions The necessar...
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Calculating the Maximum Frequency of Impulse Conduction After an action potential passes through a section of an axon it undergoes a period of recovery and is unresponsive This is known as t...
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Edexcel IGCSE Biology 复习笔记 2.5.6 Practical: Investigating Chlorophyll & Photosynthesis Practical: Investigating Chlorophyll and Photosynthesis Starch is stored in chloroplasts where ...
