The Diagrams Are Schematic of a Battery Connected to a Lightbulb

question 54

Multiple Choice

The diagrams are schematic of a battery connected to a lightbulb with a switch. When the switch is closed, which lightbulb will come on?

• A) 1
• B) 2
• C) 3
• D) 4
• E) all of them

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Definitions:

Reuptake

The process by which neurotransmitters are taken from the synaptic cleft back into the axon terminal for later use, thus terminating their excitatory or inhibitory effect on the receiving neuron.

Inhibitory Neurotransmitter

A type of chemical messenger that reduces or inhibits the likelihood of the neuron it acts upon to fire an action potential.

GABA

Gamma-Aminobutyric acid (GABA) is a neurotransmitter in the central nervous system that inhibits nerve transmission in the brain, calms neuronal activity, and is involved in reducing anxiety.

Serotonin

A neurotransmitter involved in various functions such as mood regulation, digestion, and sleep that can affect an individual's emotional state and general well-being.