W4: Human study Flashcards
(9 cards)
1
Q
Define
Neurons
A
nerve cells that transmit information as electrical signals
2
Q
Neuroglia
A
protective and supportive cells of the nervous system
3
Q
Ependymal cell
A
Ciliated support cell that lines the inside of cavities of brain and spinal cord: helps produce CSF
4
Q
Astrocyte
A
Most abundant support cell: cover brain surface, helps form blood brain barrier
5
Q
Ganglia
A
clusters of neruosoma within the PNS
6
Q
Nuclei
A
Clusters of neurosoma ( grey matter)) within the CNS
7
Q
Microglia
A
Support cell that engages in phagocytosis of pathogens and cell debris
8
Q
Shwann
A
Support cell that forms the myelin sheath around neurons in the PNS
9
Q
Define:
Oligodendrocyte
A
Octopus- shaped support cell that forms the myelin sheath around neurone in the CNS
