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Describe what an action potential is and how is it transmitted. Refer to the action of stimuli and neurons in your answer.

An action potential is when a neuron sends an electrical signal down an axon, away from the cell body (soma). A stimulus is detected by a motor neuron e.g. through mechanoreceptors that detect touch on the s...
ES
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How is war presented in Thomas Hardy's poetry?

Thomas Hardys's poetry spans a number of decades, themes and phases, and so his attitudes and presentations of themes like war often vary considerably across these time periods. In this answer I will examine...
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Answered by Danny S. • English tutor
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Discuss one strength of the working memory model

One strength of the working memory model is the support of evidence for the working memory model. The KF case study supports the working memory model whereby KF suffered brain damage from a motorcycle accide...
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Answered by Casey D. • Psychology tutor
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Explain the role of the loop of Henle in producing concentrated urine.

Na+ ions are actively transported from ascending limb this lowers the water potential in the medulla water diffuses out go the descending limb, but not the ascending limb as it is impermeable water also leav...
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Answered by Maisha H. • Biology tutor
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Integrate (3x^2+2x^-1) with respect to x in the range of K to 3 and explain why K cannot be 0

Integrated: [x^3+2ln(x)] Sub in 3 and K: [3^3+2ln(3)-k^3-2ln(k)]Simplify: 27-K+2ln(3/K)—> K cannot = 0 otherwise ln(3/k) would have an undefined value, as would ln(k)
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Answered by Daniel H. • Maths tutor
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