Which One of the Following Is a Class of Complex

question 33

Multiple Choice

Which one of the following is a class of complex lipids?

• A) steroids
• B) terpenes
• C) waxes
• D) prostaglandins
• E) none of these

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Definitions:

Neurotransmitter Deactivation

The process by which neurotransmitters are inactivated in the synaptic cleft, stopping their effects on post-synaptic neurons.

Synaptic Cleft

The gap between two neurons at a synapse, through which neurotransmitters are released and travel to bind with receptors on the postsynaptic neuron.

Voltage-activated Calcium Ion Channels

Ion channels in cell membranes that open in response to changes in electrical potential, allowing calcium ions to enter the cell.

Presynaptic Membrane

Axon terminal membrane on the transmitter, or output, side of a synapse.