10 Questions
What is the primary function of neurotransmitters in the central nervous system?
To produce rapid excitatory or inhibitory responses in postsynaptic neurons
What type of receptors are primarily associated with slow neurotransmitters and neuromodulators?
G-protein-coupled receptors
What is the term for the site where one neuron releases chemicals to transmit information to another neuron or to a muscle or gland cell?
Synapse
Which of the following can act as both a neurotransmitter and a neuromodulator?
All of the above
What type of cells are primarily responsible for releasing neurotrophic factors?
Non-neuronal cells
Which of the following chemical mediators are produced by both glia and neurons?
All of the above
What is the primary function of neuromodulators in the central nervous system?
To produce slower pre- or postsynaptic responses
What type of receptors are associated with fast neurotransmitters such as glutamate?
Ligand-gated ion channels
Which of the following chemical mediators control long-term changes in the brain through affecting gene transcription?
All of the above
What is the primary function of neurotrophic factors in the central nervous system?
To regulate gene expression and control neuronal growth and phenotypic characteristics
This quiz covers the process of neurotransmission, including the role of synaptic vesicles, ion channels, and neurotransmitter receptors. Learn about the different types of channels and receptors involved in synaptic transmission, including voltage-gated channels, ligand-gated channels, and G-protein coupled receptors.
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