An excitatory postsynaptic potential (EPSP) occurs when neurotransmitters bind to their receptors and open chemically-gated ______ channels.Multiple choice question.sodiumpotassiumcalciummagnesium

An ______ postsynaptic potential involves the opening of sodium channels, depolarizing the membrane, and bringing it closer to a threshold level.Multiple choice question.excitatoryinhibitory

Excitatory postsynaptic potentials (EPSPs) move the membrane potential threshold. Inhibitory postsynaptic potentials (IPSPs) move the membrane potential threshold.

Inhibitory postsynaptic potentials are due to the opening of Blank______ channels.Multiple select question.sodiumchloridecalciumpotassium

Hyperpolarization of a postsynaptic neuron in response to a neurotransmitter is called an Blank______ postsynaptic potential.Multiple choice question.excitatoryinhibitory

For a neurotransmitter to produce an inhibitory postsynaptic potential, which of the following must occur in the postsynaptic neuron?