31 terms

Glial cell functions

Guide growth for neurons. Wrap around neurons and form an insulation to prevent interference from other electrical signals. Release chemicals that influence a neuron's growth and function
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Glial cell functions
Guide growth for neurons.
Glial cell functions
Wrap around neurons and form an to prevent interference from other electrical signals.
Glial cell functions
Release chemicals that influence a neuron's growth and function
Neuron
A brain cell with 2 specialized extensions;
one extension is for receiving electrical signals,
the other extension is for transmitting electrical signals.
Peripheral Nervous System
Made up of nerves that are located throughout the body, except in the brain & spinal cord
Central Nervous System
Made up of neurons located in the brain & spinal cord
Afferent neurons
Carry information from the senses to the spinal cord
Interneuron
Relatively short neuron whose primary task is making connections between other neurons
Efferent neuron
Carry information away from the spinal cord to produce responses in various muscles and organs throughout the body.
Describe( goal of psychology)
First goal of psychology is to describe the different ways that organisms behave.
Explain( goal of psychology)
Second goal of psychology is to explain the cause of behavior.
Predict( goal of psychology)
Third goal of psychology is to predict how organisms will behave in certain situations.
Biological
Focuses on how our genes, hormones, and nervous system interact with our environments to influence learning, personality, memory, motivation, emotions, and coping techniques.
Cognitive
Examines how we process, store, and use information and how this information influences what we attend to, perceive, learn, remember, believe, and feel.
Behavioral
Studies how organisms learn new behaviors or modify existing ones, depending on whether events in their environments reward or punish these behaviors.
Psychoanalytic
Based on the belief that childhood experiences greatly influence the development of later personality traits and psychological problems.
Humanistic
Emphasizes that each individual has great freedom in directing his or her future, a large capacity for personal growth, a considerable amount of intrinsic worth, and enormous potential for self-fulfillment.
Cross-cultural
Examines the influence of cultural and ethnic similarities and differences on psychological and social functioning of a culture's members.
Survey
Way to obtain information by asking many individuals and
answer a fixed set of questions about particular subjects.
Case Study
An in-depth analysis of the thoughts, feelings, beliefs, experiences, behaviors, or problems of a single individual.
Experiment
A method for identifying cause-and-effect relationships by following a set of rules and guidelines that minimize the possibility of error, bias, and chance occurrences
Correlation
An association or relationship between the occurrence of two or more events.
Hypothesis
Educated guess about some phenomenon stated in precise, concrete language to rule out any confusion or error in the meaning of its terms.
Autonomic nervous system
Regulates heart rate, breathing, blood pressure, digestion, hormone secretion, and other functions.
Independent Variable
A treatment or something that the researcher controls or manipulates.
Dependent Variable
One or more of the subjects' behaviors that are used to measure the potential effects of the treatment or independent variable.
Somatic nervous system
Network of nerves that connect either to sensory receptors or to muscles that you can move voluntarily, such as muscles in your limbs, back, neck, and chest.
Afferent Nerve Fiber
Sensory fibers; carry information to the brain.
Efferent Nerve Fiber
Motor fibers; carry information from brain or spinal cord to the muscles.
Sympathetic division
Triggered by threatening or challenging physical or psychological stimuli, increases physiological arousal and prepares the body for action.
Parasympathetic division
Returns the body to a calmer, relaxed state and is involved in digestion.
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