Human Physiology: From Cells to Systems (MindTap Course List)
9th Edition
ISBN: 9781285866932
Author: Lauralee Sherwood
Publisher: Cengage Learning
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Chapter 4, Problem 8RE
Summary Introduction
To fill:
The correct term for the factor responsible for the one-way propagation of the action potentials from the site of origin.
Introduction:
An action potential can be defined as a quick rise and a subsequent decrease in voltage or membrane potential through a cellular membrane with a distinguishing pattern. Synapse is a junction present between the two neurons.
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Chapter 4 Solutions
Human Physiology: From Cells to Systems (MindTap Course List)
Ch. 4.1 - Name the two types of excitable tissue.Ch. 4.1 - Prob. 2CYUCh. 4.1 - State the factor responsible for triggering gate...Ch. 4.2 - Prob. 1CYUCh. 4.2 - Prob. 2CYUCh. 4.2 - Prob. 3CYUCh. 4.3 - Draw and label an action potential, indicating the...Ch. 4.3 - Prob. 2CYUCh. 4.3 - Prob. 3CYUCh. 4.3 - Prob. 4CYU
Ch. 4.4 - Explain why synapses operate only in the direction...Ch. 4.4 - Prob. 2CYUCh. 4.4 - Prob. 3CYUCh. 4.4 - Prob. 4CYUCh. 4.5 - Define target cell.Ch. 4.5 - Distinguish among the four types of extracellular...Ch. 4.5 - Outline the three general means by which binding...Ch. 4.5 - Prob. 4CYUCh. 4.6 - Distinguish between cytokines and eicosanoids.Ch. 4.6 - Discuss the roles of phospholipase A2,...Ch. 4.6 - Prob. 3CYUCh. 4.7 - Prob. 1CYUCh. 4.7 - Prob. 2CYUCh. 4.7 - Prob. 3CYUCh. 4.8 - Prob. 1CYUCh. 4.8 - Prob. 2CYUCh. 4 - Conformational changes in channel proteins brought...Ch. 4 - Prob. 2RECh. 4 - Prob. 3RECh. 4 - Prob. 4RECh. 4 - Second-messenger systems ultimately bring about...Ch. 4 - Each steroidogenic organ has all the enzymes...Ch. 4 - Prob. 7RECh. 4 - Prob. 8RECh. 4 - Prob. 9RECh. 4 - Prob. 10RECh. 4 - Prob. 11RECh. 4 - Prob. 12RECh. 4 - Prob. 13RECh. 4 - A common membrane-bound intermediary between the...Ch. 4 - Prob. 15RECh. 4 - Prob. 16RECh. 4 - Prob. 17RECh. 4 - Prob. 18RECh. 4 - Define the following terms: polarization,...Ch. 4 - Prob. 2UCCh. 4 - Prob. 3UCCh. 4 - Prob. 4UCCh. 4 - Compare the four kinds of gated channels in terms...Ch. 4 - Prob. 6UCCh. 4 - Prob. 7UCCh. 4 - Prob. 8UCCh. 4 - Prob. 9UCCh. 4 - Define signal transduction.Ch. 4 - Compare the tyrosine kinase and JAK/STAT pathways.Ch. 4 - Prob. 12UCCh. 4 - Prob. 13UCCh. 4 - Describe how arachidonic acid is converted into...Ch. 4 - Prob. 15UCCh. 4 - Prob. 16UCCh. 4 - Explain how the cascading effect of hormonal...Ch. 4 - Prob. 18UCCh. 4 - Answer the following questions regarding...Ch. 4 - Prob. 2SQECh. 4 - Prob. 3SQECh. 4 - Prob. 1ACRCh. 4 - The rate at which the Na+K+ pump operates is not...Ch. 4 - Which of the following would occur if a neuron...Ch. 4 - Prob. 3TAHLCh. 4 - Assume presynaptic excitatory neuron A terminates...Ch. 4 - Prob. 5TAHL
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- The ____________ is a period of time in which a neuron is producing an action potential and cannot respond to another stimulus of any strength.arrow_forwardAt __________ synapses, neurotransmitters hyperpolarize the membrane, by making it more permeable to K+ or moving membrane potential away from threshold (hyperpolarizing), and making generation of an action potential less likely; these are inhibitory postsynaptic potentials (EPSPs).arrow_forwardA/An _____ synapse is formed when a presynaptic neuron synapses with the cell body of a postsynaptic neuronarrow_forward
- The ___________________ provides electrical insulation that allows faster propagation of nerve impulses. regarding signal transduction mechaniscm in neurons.arrow_forwardFill in the blank: An action potential is a rapid sequence of changes involving _______________________ and repolarization.arrow_forwardNeurons release _____________from the axon terminus in order to locally depolarize the postsynaptic membrane of skeletal muscles (sarcolemma).arrow_forward
- True or False: Neurotransmitters have different shapes.arrow_forwardTrue or false: Manipulating the synthesis of neurochemicals produces only short-term effects in most cases due to sensitive feedback loops for neurochemical production.arrow_forwardA neuron responds to adequate stimulation with _______, a type of self-propagating signal.arrow_forward
- Neuron(key terms: dendrites, axons, electrical signals, communication) This feature of the neuron helps it do its job becausearrow_forwardGraded potentials and action potentials are both changes in membrane potential created by ion movement between the extracellular and intracellular fluids.arrow_forwardThe change in the electrical balance between the intra- and extra-cellular fluid that occurs when a neuron sends a message is called the _________________ potential. action resting electrical synapticarrow_forward
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