Neurotransmitters Are

question 18

Multiple Choice

Neurotransmitters are:

• A) neurochemicals that are released into the synapses of neurons and which diffuse in milliseconds across synaptic gaps to activate or inhibit the receiving neuron or muscle fiber.
• B) substances that are carried in the blood to affect organs that are sensitive to them.
• C) diverse in size, including small molecules like adrenaline and larger molecules like peptides.
• D) neuro-modulators that are released by some neurons and that diffuse some distance to affect many thousands of nearby neurons.

---

Definitions:

Social Identity Theory

A psychological theory proposing that people derive part of their identity from the social groups to which they belong, influencing their behavior and attitudes.

System Justification Theory

A theory suggesting that people have a psychological tendency to defend, uphold, and justify the status quo, even at the expense of personal or group interest.

Illegitimate System

A system or structure of authority that is not recognized as lawful or officially justified.

Unstable System

A system that lacks equilibrium or consistency, characterized by frequent changes or unpredictability.