Sometimes referred to as “brain fertilizer,” BDNF is a protein that helps promote the growth, maintenance, and survival of neurons.
The very end of the axon, where electrochemical signals are passed through the synapse to neighbouring cells by means of neurotransmitters and other neurochemicals. A collection of axons coming from, or going to, a specific brain area may be called a white matter fibre tract.
Part of the brain’s temporal lobe, this region is responsible for hearing. Nerve fibres extending from the inner ear carry nerve impulses generated by sounds into the auditory cortex for interpretation