At the Synapse,what Event Must Occur Before the Synaptic Vesicles

question 14

Multiple Choice

At the synapse,what event must occur before the synaptic vesicles release neurotransmitters?

• A)The synaptic vesicles fuse with the presynaptic membrane.
• B)The action potential causes voltage-gated channels to release calcium ions.
• C)Neurotransmitters cross the synaptic cleft.
• D)Neurotransmitters bind to postsynaptic receptors.
• E)The neurotransmitters are inactivated by enzymes.

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Definitions:

Neuroglial Cells

Supportive cells in the nervous system that do not conduct electrical impulses but play key roles in providing support and protection for neurons.

Neurons

Nerve cells that transmit information through electrical and chemical signals, serving as the basic building blocks of the nervous system.

Chemical Role

The chemical role refers to the function or position that a specific chemical species or group of species plays within a particular chemical process or reaction.

Brain Volume

The total space occupied by the brain, typically measured in cubic centimeters (cm³) or milliliters (mL), which can be indicative of various health conditions or cognitive capabilities.