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All bold text gives marking pointsStimulus (burning hot stove)Receptor (thermoreceptor in skin) detects stimulusSensory neurone - relays...

Think through inhalation and exhalation separately and the events step-wise. Be aware of the movements of your own chest when breathing in and out.Inhalation (breathing in):The external intercost...

A receptor detects a stimulus and generates electrical impulses in response. Electrical signals are then conducted by a sensory neuron to the spinal cord. Neurotransmitter molecules then cross the synapse...

The main difference between the two types of cell divisions is that the purpose of mitosis is for cell growth and the purpose for meiosis is for sexual differentiation/reproduction. Mitosis occurs in soma...

The diaphragm flattens and moves downwards and the intercostal muscles contract, moving the rib cage up and out. This increases the space inside the thoracic cavity. This reduces the pressure because ther...