different types of neurones 0.0 / 5 ? BiologyGCSEEdexcel Created by: chris van hekCreated on: 08-05-13 22:26 do nerve cells have a membrane? yes they do have a membrane. 1 of 5 what does the mylean sheath do? it is an insulator that will stop the message from getting lost and will also speed up the message. 2 of 5 what are messages carried by? messages are carried by nerve impulses. 3 of 5 why do people who have diseases lose the use of their muscles? it is because the messages are not able to reach there muscles. 4 of 5 is part of the axon stretched? yes part of the axon is stretched? 5 of 5
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