Choose your answers to the questions and click next to see the next set of questions. Afferent pathway sensory neuron conducts impulses to the cns c. The endocrine system the endocrine system is the bodys slow chemical communication system. All royalties from the sale of this book are assigned to the david and. Threshold a level of stimulation required to trigger a neural impulse. Neurons transmit message s to other neurons through neural impulses. The 425 terms you ought to know for the ap psychology test on may 2nd 5 depolarization this occurs when positive ions enter the neuron, making it susceptible to fire an action potential refractory period after a neuron has fired an action potential, it pauses for.
Myers psychology 7thed chapter 2 neurons and the nervous system fact vs. At the end of the axon are terminal branches which form the junctions with other cells. Neural impulse to the brain the ear perceiving loudness basilar membranes hair cells. A neuron is a cell in the nervous system whose function it is to receive and transmit information. Barrons ap psychology, 5th edition long branch public schools. The nervous system is composed of more than 100 billion cells known as neurons. The impulse will leave the neuron through the terminal buttons on the end of each terminal branches. The 425 terms you ought to know for the ap psychology. The brain, the mind and psychology the human brain is the most complex system, natural or man made, in the world. Ap psychology homepage waterford union high school. Interneuron consists of one or more synapses in the cns most are in the spine d.
Print myers psychology for ap vocabulary all 14 units. The human brain produces its ow n natural opiates that elevate mood and ease pain. Ap psychology vocabulary empiricism the view that knowledge originates in experience and that science should, therefore, rely on observation and experimentation. Counter condtioning behavior therapy procedures that use classical to evoke new responses to stimuli that are triggering unwanted responses. Biology, behavior, and mind neural communication nervous. Compared to the speed of electricity or sophisticated electronics systems, your neural impulses travel at a relatively slow pace. Axon the extension of a neuron, ending in branching terminal fibers, through which messages pass to.
Synapse the junction between the axon tip of the sending neuron and the dendrite or cell body of the receiving neuron. Statistical manual of mental disorders, fourth edition, text revision dsmiv. The nerve impulse causes a movement of ions across the cell membrane of the nerve. Psychologymyers terms glossary a absolute threshold the. Biological bases of behavior for psychology practice. The 425 terms you ought to know for the ap psychology test on. Describe the structure and types of neurons and explain how neural impulses are. About the size of a grapefruit pinkishgray in color about 100 billion nerve cells at a loss rate of 200,000 per day during our adult lives we. This description may be stated positively or negatively e. A small amount of brain tissue fr om a person cannot be distinguished from that of a monkey. After years of recovery attempts this is the only one that helped me through each stage of my recovery it is so different for everyone and the forum allowed each individual to be honest about what was going on and to get support from a lot of wonderful people. That makes the message go much faster down the coated axon than it would down an uncoated axon.
Chapter 2 psychology8th edition david myers powerpoint. Axon wirelike structure ending in the terminal that extends from the cell body. Print myers psychology for ap vocabulary all 14 units quizlet. In order to best simulate the ap psychology exam, the multiple choice section of the test will be worth 23 of the.
Chapter 03 the biological bases of behavior coursenotes. Depending on the type of fiber, a neural impulse travels at speeds ranging from a sluggish 2. Afferent pathway sensory neuron conducts impulses to the cns. For example, if you touch a hot stove, nerve cells in your fingers will fire, sending impulses through the nerves in your hand, quickly reaching your brain, which will send a signal back down to move your hand away from the heat. Neural impulse the signal that moves through the neuron. All the study of the neuron done on a squids neuron which is much bigger than a humans by hodgkin and huxley. View notes chapter 2 from social sci 021 at tucker high school. Describe the structure of a neuron and explain neural impulses. Check your understanding of the basic components of the nervous system by match the metaphorical descriptions below with. The brain accounts for a larger percentage of body weight in.
The ap psychology course will introduce students to the systematic study of the behavior and mental. Score loss of the myelin sheath leads to slower neural impulses. Chapter 2 thrive in ap psychology thrive in ap psychology. Biopsychology and the foundations of neuroscience chapter 3. Class of drug that excites neural activity and speeds up body functions e. Biological psychology a branch of psychology concerned with the links between biology and behavior. Older brain networks sustain basic life functions and enable memory, emotions, and basic drives newer brain networks within cerebrum form specialized work teams that enable our perceiving, thinking, and speaking cerebral cortex covers cerebral hemispheres. Neurona nerve cellbasic building block of nervous system dendritethe bushy, branching extensions of a neuron that receive messages and conduct impulses toward the cell body axonthe extension of a neuron, ending in branching terminal fibers, through. Central nervous system the brain and neural networks complex neural network interconnected neurons form networks in the brain.
Effector muscle fibers as in the hamstring muscle or glands responds by contracting or. Myers ap is a trademark registered andor owned by the college board, which was not involved in the production of, and does not endorse, this product. Neural processing and the endocrine system psychological is. Biological bases of behavior for psychology chapter exam instructions. Chapter 2 study guidepsychology chapter 2 study guide. Dendrite the bushy, branching extensions of a neuron that receive messages and conduct impulses toward the cell body.
Structuralism an early school of psychology that used introspection to explore the structural elements of the human mind. Theses networks are complex and modify with growth and experience. The speed of the neural impulse ranges from extremely slow sluggish to very fast a breakneck speed. Answers must provide an example that describes an accurate relationship between the first part of each item with the second part of each item. Glossary a absolute threshold the minimum stimulation needed to detect a particular stimulus 50 percent of the time. Psychology 8th edition david myers powerpoint slides mr. If excitatory signals exceed inhibitory signalsit triggers an ap. Axon the extension of a neuron, ending in branching terminal fibers, through which messages pass. Efferent pathway motor neuron conducts impulses from cns to effector. The myelin sheath increases the strength of a neural impulse because it does not address the speed of the neural impulse. A useful way to learn about the structures and functions of parts of the nervous system is through metaphors. Ap psychology every unit 595 terms flashcards quizlet.
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