How is the type of neurochemical used by a particular neuron determined?
A) The postsynaptic (target) cell determines which neurochemical the presynaptic cell will release.
B) The genes of the presynaptic cell determine which neurochemical the cell will use.
C) The neurotrophins released by the postsynaptic (target) cell determine the neurochemical the presynaptic cell will use.
D) Guidepost cells determine the type of neurochemical used in particular systems.
Correct Answer:
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Q81: _ are flat, sheetlike extensions that arise
Q82: Children born with higher than normal concentrations
Q83: _ are long, fingerlike extensions extending out
Q84: Neurites growing in the same direction often
Q85: During brain development, in addition to axons
Q87: Nerve growth factor (NGF) is a type
Q88: If a child is born with higher
Q89: Neurotrophins prevent apoptosis by inhibiting the activity
Q90: _ is programmed cell death.
A) Fasciculation
B) Apoptosis
C)
Q91: A guidepost cell is one that
A) repels
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