PLAUD psyc - end chapter 2 (brain)

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17 Terms

1

EEG (Electroencephalogram)

A method that records electrical activity on the brain's surface using electrodes.

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2

CT Scan (Computed Tomography)

A computer-controlled x-ray that provides a clear picture of brain structure.

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3

PET Scan (Positron Emission Tomography)

A method that uses radioactive sugar to visualize active brain areas.

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4

MRI (Magnetic Resonance Imaging)

A technique that uses magnetic fields and radio waves to create detailed images of brain structure.

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5

fMRI (Functional MRI)

A method that measures and tracks changes in brain activity over time.

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6

NIRS (Near Infrared Spectroscopy)

A newer method that uses infrared light to track blood oxygen levels in the brain.

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7

Hindbrain

The most primitive part of the brain responsible for basic life functions.

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8

Limbic System

A set of brain structures involved in learning, emotion, memory, and motivation.

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9

Cerebral Cortex

The outer wrinkled part of the brain responsible for higher thought processes, sensory interpretation, and decision-making.

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10

Broca's Area

A region of the brain crucial for speech production.

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11

Wernicke's Area

A brain region involved in language comprehension.

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12

Association Areas of the Brain

Regions that integrate information from different brain areas and support higher mental functions.

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13

Neuroplasticity

The brain's ability to change and adapt through experience.

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14

Autonomic Nervous System

Part of the nervous system that regulates involuntary body functions, divided into sympathetic and parasympathetic divisions.

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15

Reflex Arc

A neural pathway that controls reflex actions, involving sensory neurons, interneurons, and motor neurons.

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16

Corpus Callosum

A large bundle of axons connecting the left and right cerebral hemispheres, facilitating inter-hemispheric communication.

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17

Endocrine System

A system responsible for releasing hormones into the bloodstream to regulate various bodily functions.

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