Place the Events in the Transmission of an Action Potential

question 66

Multiple Choice

Place the events in the transmission of an action potential in the correct order:
1) An action potential begins in the receiving neuron.
2) Neurotransmitters are released into the synaptic cleft.
3) An action potential arrives at an axon terminal.
4) Calcium ions enter the axon terminal.
5) Sodium ions diffuse into the receiving neuron.
6) Synaptic vesicles fuse with the plasma membrane.
7) Neurotransmitter molecules bind to the membrane of the receiving neuron.

• A) 1,2,6,7,4,3,5
• B) 3,5,6,2,7,4,1
• C) 3,4,6,2,7,5,1
• D) 2,3,6,7,4,5,1
• E) 7,6,5,3,4,2,1

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Definitions:

Boron

A metalloid element with the symbol B, essential for plant growth and used in fiberglass and borosilicate glass.

Protons

Positively charged subatomic particles found in the nucleus of an atom, contributing to the atom's mass and charge.

Ca

The elemental symbol for Calcium, a soft gray alkaline earth metal with atomic number 20.

Protons

Positively charged particles located in the nucleus of an atom, contributing to the atom's overall charge and mass.