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myelin sheath

 a layer of fattytissue that covers the axons of nerve cells, insulating the axon fromother axons and to increase the conduction of nerve impulsesalong the axon.

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Psychology term of the day

September 28th 2021

cross sectional study

a research design based on selecting representative groupswho vary on a particular characteristic; when thecharacteristic is age, this design provides a means ofmaking developmental comparisons.