Biological Terms Quiz 2

What is a neural pathway?

• A series of interconnected neurons that transmit signals

• The junctions between neurons where communication occurs

• The basic building block of the nervous system

• A chemical messenger that transmits signals

What is the function of synaptic connections?

• To allow communication between neurons

• To transmit signals within the brain

• To reorganize the brain by shifting functions

• To generate action potentials

What does cortical remapping demonstrate?

• Neuroplasticity

• Neurodegeneration

• Neurotransmission

• Neurogenesis

What is a neuron?

• A region where the axon originates

• A gap between neurons

• A specialized cell that transmits information

• A chemical messenger

Where is the action potential generated?

• In the synaptic cleft

• In the dendritic branches

• In the synaptic connections

• At the axon hillock

What is an action potential?

• A rapid change in electrical potential

• A persistent strengthening of synapses

• A chemical messenger

• A series of interconnected neurons

What is the role of a neurotransmitter?

• To provide more surface area for receiving signals

• To generate action potentials

• To reorganize the brain's cortex

• To transmit signals across the synaptic cleft

What is dendritic branching?

• The complex structure of dendrites extending from a neuron

• The gap between presynaptic and postsynaptic neurons

• The strengthening of synapses

• The site where the action potential is generated

What is long-term potentiation (LTP)?

• A rapid change in electrical potential

• A persistent strengthening of synapses

• A chemical messenger

• A series of interconnected neurons

What is the synaptic cleft?

• The complex structure of dendrites

• The basic building block of the nervous system

• The gap between presynaptic and postsynaptic neurons

• The site where the axon originates