Suppose Both Excitatory and Inhibitory Neurons Synapse with a Single

question 114

Multiple Choice

Suppose both excitatory and inhibitory neurons synapse with a single postsynaptic neuron. What determines if an action potential is initiated in the postsynaptic neuron?

• A) The kind of neuron involved
• B) The size of the neuron involved
• C) Whether the neuron is myelinated or non-myelinated
• D) The number of EPSPs in relation to the number of IPSPs
• E) This situation is not possible in humans.

---

Definitions:

Lewis Structure

A schematic that outlines the atomic connections within a molecule and highlights any existing unbonded electron pairs.

Ethyne

A hydrocarbon with the chemical formula C2H2, characterized by a triple bond between two carbon atoms, making it the simplest alkyne.

Acetylene

A colorless, flammable gas, C2H2, used as a fuel and a building block for organic synthesis, known for its high flame temperature when burned in oxygen.

Covalently Bonded

Atoms connected by bonds formed when they share one or more pairs of electrons.