CONNECT ACCESS CARD FOR ANATOMY AND PHYSIOLOGY
8th Edition
ISBN: 9781259880193
Author: SALADIN
Publisher: MCGRAW-HILL HIGHER EDUCATION
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Textbook Question
Chapter 12, Problem 8WWTS
Myelinated nerve fibers conduct signals more rapidly than unmyelinated ones because they have nodes of Ranvier
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Chapter 12 Solutions
CONNECT ACCESS CARD FOR ANATOMY AND PHYSIOLOGY
Ch. 12.1 - What is a receptor? Give two examples of...Ch. 12.1 - Distinguish between the central and peripheral...Ch. 12.1 - Prob. 3BYGOCh. 12.1 - What the nervous and endocrine systems have in...Ch. 12.1 - Three fundamental functions of the nervous system;...Ch. 12.1 - Differences between the central nervous system...Ch. 12.1 - The autonomic nervous system and its two divisionsCh. 12.2 - Sketch a multipolar neuron and label its...Ch. 12.2 - Explain the differences between a sensory neuron,...Ch. 12.2 - Prob. 6BYGO
Ch. 12.2 - Prob. 7BYGOCh. 12.2 - Three fundamental physiological properties of...Ch. 12.2 - Prob. 2AYLOCh. 12.2 - Prob. 3AYLOCh. 12.2 - Prob. 4AYLOCh. 12.2 - Ways in winch neurons transport substances between...Ch. 12.3 - Prob. 8BYGOCh. 12.3 - Prob. 9BYGOCh. 12.3 - Prob. 10BYGOCh. 12.3 - Six kinds of neuroglia; the structure and...Ch. 12.3 - Prob. 2AYLOCh. 12.3 - Prob. 3AYLOCh. 12.3 - The regeneration of a damaged nerve fiber; the...Ch. 12.4 - Prob. 11BYGOCh. 12.4 - Prob. 12BYGOCh. 12.4 - Prob. 13BYGOCh. 12.4 - Prob. 14BYGOCh. 12.4 - Prob. 15BYGOCh. 12.4 - Prob. 16BYGOCh. 12.4 - Prob. 17BYGOCh. 12.4 - Prob. 1AYLOCh. 12.4 - What an electrical current is, and how sodium ions...Ch. 12.4 - How stimulation of a neuron generates a local...Ch. 12.4 - Prob. 4AYLOCh. 12.4 - Prob. 5AYLOCh. 12.4 - Prob. 6AYLOCh. 12.4 - Prob. 7AYLOCh. 12.4 - How one action potential triggers another; how the...Ch. 12.4 - Saltatory conduction in a myelinated nerve fiber,...Ch. 12.5 - Prob. 18BYGOCh. 12.5 - Prob. 19BYGOCh. 12.5 - Prob. 20BYGOCh. 12.5 - Prob. 21BYGOCh. 12.5 - Prob. 1AYLOCh. 12.5 - Prob. 2AYLOCh. 12.5 - Prob. 3AYLOCh. 12.5 - Prob. 4AYLOCh. 12.5 - Excitatory synapses; how acetylcholine and...Ch. 12.5 - Prob. 6AYLOCh. 12.5 - Prob. 7AYLOCh. 12.5 - Prob. 8AYLOCh. 12.5 - Prob. 9AYLOCh. 12.6 - Prob. 22BYGOCh. 12.6 - Prob. 23BYGOCh. 12.6 - Prob. 24BYGOCh. 12.6 - Contrast serial and parallel processing and...Ch. 12.6 - Prob. 26BYGOCh. 12.6 - Explain how long-term potentiation and long-term...Ch. 12.6 - Prob. 1AYLOCh. 12.6 - Prob. 2AYLOCh. 12.6 - Prob. 3AYLOCh. 12.6 - How a postsynaptic neurons decision to fire...Ch. 12.6 - Prob. 5AYLOCh. 12.6 - Mechanisms of presynaptic facilitation and...Ch. 12.6 - Prob. 7AYLOCh. 12.6 - Prob. 8AYLOCh. 12.6 - The meanings of neural pool and neural circuitCh. 12.6 - The difference between a neurons discharge zone...Ch. 12.6 - Diverging, converging, reverberating, and parallel...Ch. 12.6 - The difference between serial and parallel...Ch. 12.6 - The cellular basis of memory; what memory consists...Ch. 12.6 - Prob. 14AYLOCh. 12.6 - Prob. 15AYLOCh. 12 - The integrative functions of the nervous system...Ch. 12 - The highest density of voltage-gated ion channels...Ch. 12 - The soma of a mature neuron lacks a. a nucleus. b....Ch. 12 - The glial cells that fight infections in the CNS...Ch. 12 - Posttetanic potentiation of a synapse increases...Ch. 12 - An IPSP is_____of the postsynaptic neuron. a. a...Ch. 12 - Prob. 7TYRCh. 12 - Prob. 8TYRCh. 12 - Prob. 9TYRCh. 12 - Prob. 10TYRCh. 12 - Prob. 11TYRCh. 12 - Prob. 12TYRCh. 12 - Prob. 13TYRCh. 12 - Prob. 14TYRCh. 12 - Prob. 15TYRCh. 12 - A myelinated nerve fiber can produce action...Ch. 12 - Prob. 17TYRCh. 12 - Prob. 18TYRCh. 12 - Prob. 19TYRCh. 12 - Prob. 20TYRCh. 12 - Prob. 1BYMVCh. 12 - Prob. 2BYMVCh. 12 - Prob. 3BYMVCh. 12 - Prob. 4BYMVCh. 12 - Prob. 5BYMVCh. 12 - Prob. 6BYMVCh. 12 - Prob. 7BYMVCh. 12 - Prob. 8BYMVCh. 12 - Prob. 9BYMVCh. 12 - Prob. 10BYMVCh. 12 - Prob. 1WWTSCh. 12 - Prob. 2WWTSCh. 12 - Prob. 3WWTSCh. 12 - Prob. 4WWTSCh. 12 - Excitatory postsynaptic potentials lower the...Ch. 12 - Prob. 6WWTSCh. 12 - Prob. 7WWTSCh. 12 - Myelinated nerve fibers conduct signals more...Ch. 12 - Prob. 9WWTSCh. 12 - Prob. 10WWTSCh. 12 - Schizophrenia is sometimes treated with drugs such...Ch. 12 - Hyperkalemia is an excess of potassium ill the...Ch. 12 - Suppose a poison were to slow down the Na+-K+...Ch. 12 - Prob. 4TYCCh. 12 - Prob. 5TYC
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- The traces below show the action potential waveforms in an external meidum of different concentrations of * 40 100% 50% 33% 40 1 2 time (msec) calcium chloride potassium O sodiumarrow_forwardFigure 35.3 Which of the following statements is false? The soma is the cell body of a nerve cell. Myelin sheath provides an insulating layer to the dendrites. Axons carry the signal from the soma to the target. Dendrites carry the signal to the soma.arrow_forwardAxon can't branch Afferent neurons are generally bipolar neurons Most neurotransmitters are synthesized in the cytosol of a neuron GABA is the most common inhibitory neurotransmitter in the central nervous system Tendons are regular dense connective tissue that connect muscles to bonearrow_forward
- Nonearrow_forwardA typical intracellularly recorded nerve action potential approximates 80 mV. Why were the recorded action potentials from the earth worm so much smaller? They were recorded from much smaller axons They were recorded extracellularly They were recorded following very short durations of stimulation They were recorded following very small depolarizationsarrow_forwardThe endplate potential is produced by too spread Na* channels simultaneous flow of Na* and K* ions flow of K* only negative currents saltatory transmission from the nerve to musclearrow_forward
- Fill in the blank: The difference in electrical charge between the inside and the outside of a nerve cell membrane is called the_______________________ potential.arrow_forwardNerve transmission and communication with other neurons. DI it restores the membrane potential the chemical that talks between one neuron and the other neuron the point between the neuron and the muscle transmits impulse to dendrite it carries receptors on its surface it produces the neurotransmitter 1. Neurotransmitter 2. Presynaptic membrane 3. Postsynaptic membrane 4. Nat-K+ pump 5. Neuromuscular junction 6. Axonarrow_forwardThe giant axon of the squid (Figure Q11–3) occu-pies a unique position in the history of our understandingof cell membrane potentials and nerve action. When anelectrode is stuck into an intact giant axon, the membranepotential registers –70 mV. When the axon, suspended in abath of seawater, is stimulated to conduct a nerve impulse,the membrane potential changes transiently from –70 mVto +40 mV.arrow_forward
- What characteristic distinguishes dendrites from axons?a. Presence of branches at the tipsb. Direction of impulse transmission relative to cell bodyc. Whether they direct impulses toward or away from the braind. Presence of sodium channels in the cell membranearrow_forwardThe rattlesnake alerts enemies to its presence with a rattle—aset of modified scales at the tip of its tail. Describe the distinctroles of gated ion channels in initiating and moving a signalalong the nerve from the snake’s head to its tail and then fromthat nerve to the muscle that shakes the rattlearrow_forwardWhat is NOT accurate about axonal projections? carries nerve impulses that can be graded in nature carry nerve impulses along the axoplasm carries nerve impulses from the soma and is maintained by the cytoskeleton leak and voltage-gated channels are on the axolemmaarrow_forward
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