IB psychology biological approach vocabulary

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case study

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12 Terms

1

case study

a research method that involves an in-depth analysis of a specific individual, group, or situation

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2

localization of function

refers to the idea that specific functions are controlled by specific areas of the brain.

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3

neuroplasticity

refers to the brain's ability to reorganize itself by forming new neural connections throughout life.

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4

acetylcholine

Neurotransmitter responsible for muscle contraction, memory, and learning. Plays a role in the parasympathetic nervous system.

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5

neurotransmitter

Chemical messengers that transmit signals between neurons, muscles, or glands.

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6

antagonist

A substance that blocks or inhibits the action of a neurotransmitter or hormone by binding to its receptors, preventing its normal function.

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7

neural pruning

Process in brain development where unused neural connections are eliminated to increase efficiency and optimize functionality.

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8

agonist

a chemical that amplifies the effect of a neurotransmitter by binding to the receptor sites of that neurotransmitter and activating them

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9

excitatory neurotransmitter

binds to receptor sites and increases the chances of the post-synaptic neuron firing

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10

adrenaline

a stress hormone known as epinephrine

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11

phermones

a chemical substance produced and released into the environment by an animal that affects the behavior or physiology of others of its own species

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12

the social competition hypothesis

depression is an unconscious, involuntary strategy for losing that allows people to accept defeat in competitive situations

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