AP Psychology Vocabulary Chapter 3
Terms in this set (28)
a neural impulse; a brief electrical charge that travels down an axon. the action potential is generated by the movement of positively charged atoms in and out of channels in the axon's membrane
Absolute Refractory Period
the minimum length of time after an action potential during which another action potential cannot begin
space between two connecting neurons where neurotransmitters are released
a neurotransmitter's reabsorption by the sending neuron
A chemical that mimics the action of a neurotransmitter
drug which blocks the activity of neurotransmitters
the fluid in and around the brain and spinal cord that protects the central nervous system
Blood vessels (capillaries) that selectively let certain substances enter the brain tissue and keep other substances out
a device that monitors the electrical activity of the brain over time by means of recording electrodes attached to the surface of the scalp
threadlike structures made of DNA molecules that contain the genes
fertilized egg cell
the basic building blocks of heredity
The physical traits that appear in an individual as a result of its gentic make up.
researchers assess hereditary influence by examining blood relatives to see how much they resemble one another on a specific trait
studies of identical and fraternal twins to determine the relative influence of heredity and environment on human behavior (nature vs. nurture)
research carried out on children, adopted at birth by parents not related to them, to determine the relative influence of heredity and environment on human behavior
The process of determining the location and chemical sequence of specific genes on specific chromosomes
support cells in nervous system that play roles in the formation of myelin and blood-brain barrier, respond to injury, and remove debris
procedure that involves severing the corpus callosum to reduce the spread of epileptic seizures
An electric potential that increases the likelihood that a postsynaptic neuron will fire action potentials.
An electric potential that decreases the likelihood that a postsynaptic neuron will fire action potentials.
study of hereditary influences and how it influences behavior and thinking
a limited time span in the development of an organism when it is optimal for certain capacities to emerge because the organism is especially responsive to certain experiences
Principle stating that heritable characteristics that provide a survival reproductive advantage are more likely than alternative characteristics to be passed on to subsequent generations and thus come to be "selected" over time
discovered the speech production center of the brain located in the ventro-posterior region of the frontal lobes (now known as Broca's area)
split-brain research; important advances in our understanding of how the cerebral hemispheres communicate with one another
like Gazzaniga, studied split brain patients; showed that left/right hemispheres have different functions
discovered area in left temporal lobe (Wernicke's area) involved in language comprehension - understanding speech and creating meaningful sentences
YOU MIGHT ALSO LIKE...
Psychology | Sdorow, Rickabaugh, Betz
Ch. 3 - Biological Bases
Chapter 3 Terms
Psychology 101: Chapter 3 Vocab (Part 2)
THIS SET IS OFTEN IN FOLDERS WITH...
INTRO TO PSYC 1010: Chapter 9
AP Psychology Exam Review
AP Psych: Biology