the cerebral circulation,relationship of astrocytes to oxygen and energy metabolism, neuron, blood brain, 2d graphic

anatomy animal astrocyte axon background barrier biology blood body brain capillary care cartoon cell central cerebral cns cortex dendrite diagram disease fibrous glia glial graphic health human illustration image medical medicine microglia myelin nerve nervous neurology neuron neuronsynapseaxon oligodendrocyte outline posterneuron print science sign soma stock symbol synapse synapseneuron system tissue types vector vessel vessels