The diagram shows a neuron - Scottish Highers Human Biology - Question 10 - 2022
Question 10
The diagram shows a neuron.
(a) Name the parts labelled X and Y.
X ____________________________
Y ____________________________
(b) Neurons connect with other neur... show full transcript
Worked Solution & Example Answer:The diagram shows a neuron - Scottish Highers Human Biology - Question 10 - 2022
Step 1
Name the parts labelled X and Y.
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Answer
X - cell body
Y - axon
Step 2
State one way that neurotransmitters are removed from a synaptic cleft.
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Answer
Broken down by enzymes/enzyme degradation.
Step 3
Explain why neurotransmitters must be removed from a synaptic cleft.
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To prevent continuous/prolonged stimulation.
Step 4
State the function of the myelin sheath.
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Answer
Insulates the axon.
Step 5
Name the type of cells that produce myelin.
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Glial cells.
Step 6
Describe two differences in the trends for the number of cases of MS in males and females.
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The number of cases in females is generally higher than in males.
The number of cases peaks at different age ranges for males and females.
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