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Brain-2
Parts etc.
29
Psychology
09/04/2010

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Term
Amygdala
Definition
Involved in the discrimination of objects that are necessary for the organism's survival, such as appropriate food, mates, and social rivals. Also involved in emotional awareness and expression.
Term
Hippocampus
Definition
Has a special role regarding memories. However, judges what parts of information passing through should be "printed" into the mind.
Term
Thalamus
Definition
Serves as a very important relay station, much like a server in a computer. Sorts information and sends it to the right places.
Term
Basal Ganglia
Definition
Works with the cerebellum and cerebral cortex to control and coordinate voluntary movements. Helps people engage in habitual behaviors.
Term
Hypothalamus
Definition
Monitors three pleasurable activities: eating, drinking and sex, as well as emotion, stress and reward. Regulates body's internal state.
Term
Cerebral Cortex
Definition
Highest region of the forebrain. Most recently developed in the evolutionary scheme.
Term
Occipital Lobe
Definition
Responds to visual stimuli.
Term
Temporal Lobe
Definition
Involved in hearing, language processing, and memory. Associated with ability to process faces.
Term
Frontal Lobe
Definition
Involved in the control of voluntary muscles, intelligence and personality.
Term
Phineas T. Gage
Definition
Man who had a pipe go through his brain, changing his personality.
Term
Prefrontal Cortex
Definition
Involved in higher cognitive functions such as planning, reasoning and self-control.
Term
Parietal Lobe
Definition
Involved in registering spatial location, attention and motor control.
Term
Somatosensory Cortex
Definition
Processes information about body sensations.
Term
Motor Cortex
Definition
Processes information about voluntary movement.
Term
Association Cortex
Definition
Integrates information that is processed. Highest levels of thinking occur here.
Term
Corpus Callosum
Definition
Connects left and right hemisphere.
Term
Endocrine System
Definition
A set of glands that regulates the activities of certain organs by releasing their chemical products into the bloodstream.
Term
Hormones
Definition
Chemical messengers that are manufactured by the endocrine glands.
Term
Pituitary Gland
Definition
Controls growth and regulates other glands.
Term
Adrenal Glands
Definition
Instrumental in regulating moods, energy level, and the ability to cope with stress.
Term
Collateral Sprouting
Definition
The axons of some healthy neurons adjacent to damaged cells grow new branches.
Term
Substitution of Function
Definition
The damaged region's function is taken over by another area.
Term
Neurogenesis
Definition
The process by which new neurons are generated.
Term
Chromosomes
Definition
46 threadlike structures that come in 23 pairs, one member of each pair originating from each parent. Contains DNA.
Term
Deoxyribonucleic Acid (DNA)
Definition
A complex molecule that carries genetic information
Term
Genes
Definition
Units of hereditary information.
Term
Dominant-Recessive Genes Principle
Definition
Dominant gene overrides the recessive. A recessive gene exerts its influence only if both genes in a pair are recessive.
Term
Genotype
Definition
A person's genetic heritage, his or her actual genetic material.
Term
Phenotype
Definition
Observable characteristics that come from genetic material.