Neuron (NERVE)
- neurofibra - nerve fibre
- axon - (stem of tree )
- nucleus - karyon
- dendrites - (branches of a tree )
- axolemma - (axo - axis + lemma -sheath )
- schwann cell - neurolemmocyte
- axon terminal -
- axon hillock -
- myelin sheath -
- myelin (lipid ) + Sheath (cover ) - acts as insulator
- nodes pf ranvir - gaps between each sheaths
- oligodendrocyte and schwann cells are watchmen/repairmen of insulation or nervous system
- microglia are the policeman of nervous system
- ependymal cells are the fluid caretakers of cns
- astrocytes are the food suppliers
- somatic (cerebrospinal ) nervous system
- autonomic (splanchnic ) nervous system
- enteric
Discussion