PRINCIPLES OF ANATOMY+PHYSIOLOGY
16th Edition
ISBN: 9781119821823
Author: Tortora
Publisher: WILEY C
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Chapter 12, Problem 26CP
What is the function of the regeneration tube in repair of neurons?
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Chapter 12 Solutions
PRINCIPLES OF ANATOMY+PHYSIOLOGY
Ch. 12 - l. What is the purpose of a sensory receptor?
Ch. 12 - What are the components and functions of the SNS...Ch. 12 - 3. Which subdivisions of the PNS control voluntary...Ch. 12 - Prob. 4CPCh. 12 - 5. Describe the parts of a neuron and the...Ch. 12 - Give several examples of the structural and...Ch. 12 - 7. What is a neurolemma, and why is it important?
Ch. 12 - 8. With reference to the nervous system, what is a...Ch. 12 - 9. What types of electrical signals occur in...Ch. 12 - 10. Why are voltage-gated channels important?
Ch. 12 - 11. What is the typical resting membrane potential...Ch. 12 - 12. How do leak channels contribute to resting...Ch. 12 - 13. What is a hyperpolarizing graded potential?
Ch. 12 - 14.What is a depolarizing graded potential?
Ch. 12 - What happens during the depolarizing phase of an...Ch. 12 - Prob. 16CPCh. 12 - 17. What effect does miyelination have on the...Ch. 12 - How is neurotransmitter removed from the synaptic...Ch. 12 - Prob. 19CPCh. 12 - Prob. 20CPCh. 12 - Prob. 21CPCh. 12 - Prob. 22CPCh. 12 - What is a neural circuit?Ch. 12 - What are the functions of diverging, converging,...Ch. 12 - What factors contribute to a lack of neurogenesis...Ch. 12 - What is the function of the regeneration tube in...Ch. 12 - The buzzing of the alarm clock woke Carrie. She...Ch. 12 - Prob. 2CTQCh. 12 - As a torture procedure for his enemies, mad...
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- Will’s femoral nerve was crushed while clinicians tried to control bleeding from his femoral artery. This resulted in loss of function and sensation in his leg, which gradually returned over the course of a year. Which cells were important in his recovery?arrow_forwardWhat are the distinguishing microscopic features of the different types of neurons?arrow_forwardwhat are the location for the neuron tissue?arrow_forward
- Neuroglia outnumber neurons in the nervous system by about 10 to 1.In addition, neuroglia retain the ability to divide, unlike most neurons.How do these two observations relate to the fact that most braincancers begin in glial cells?arrow_forwardWhat Are the Structures and Functions of Nerve Cells?arrow_forwardWhich statement is true regarding the nervous system? a) Damaged myelin on an axon has no effect with its ability to transmit an action potential b) Depolarization is the reduction of the membrane potential; going from negative to a more positive charge c) Neuroglia cells are only responsible for providing immunity to the nervous cells d) Neurons can communicate with other cells without the use of neurotransmittersarrow_forward
- which of the following would be false? a) summation of B and C would not change membrane b) summation of B would be an IPSP c) summation of C and A = suprathreshold stimuli d) stimulation by A would depolarize cell e) repeated stimulation by A could spatially summate and reach threshold (This would be temporal summation)arrow_forwardBased on the presence of amyloplasts, what do you suppose is the primary function of the cortex?arrow_forwardHow do the pumps and channels differentiate between sodium and potassium ions to selectively move one out of the cell and the other into the cell?arrow_forward
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