ANATOMY AND PHYSIOLOGY EBK + CONNECT
4th Edition
ISBN: 9781264265404
Author: McKinley
Publisher: MCG
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Chapter 12, Problem 6DYKB
Summary Introduction
Introduction:
Neuron is a basic and functional unit of nervous system and is the specialized cells of nervous system that makes a complex network for the transmission of message. A neuron is made up of a cell body, nerve fibers: dendrites and an axon in its structure.
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The cells responsible for the transmission of the nerveimpulse are ________.
a. neuronsb. oligodendrocytesc. astrocytesd. microglia
Schwann cells have a function in the PNS that is similar to that of which cells in the CNS?
Group of answer choices
a.Oligodendrocytes
b.Astrocytes
c.Microglia
d.Ependymal cells
In the sympathetic nervous system, which of the following prevents apoptosis? A. Steroid hormones B. Nerve growth factor C. Physical exercise D. Myelination
Chapter 12 Solutions
ANATOMY AND PHYSIOLOGY EBK + CONNECT
Ch. 12.1 - Prob. 1WDYLCh. 12.1 - Prob. 2WDYLCh. 12.1 - Prob. 3WDYLCh. 12.2 - Prob. 4WDYLCh. 12.2 - Prob. 5WDYLCh. 12.2 - Prob. 6WDYLCh. 12.2 - Prob. 7WDYLCh. 12.2 - Prob. 8WDYLCh. 12.3 - Prob. 9WDYLCh. 12.4 - If a person has a brain tumor, is it more likely...
Ch. 12.4 - Prob. 11WDYLCh. 12.4 - Prob. 12WDYLCh. 12.4 - Prob. 13WDYLCh. 12.5 - Prob. 14WDYLCh. 12.5 - Prob. 15WDYLCh. 12.6 - Prob. 16WDYLCh. 12.6 - Prob. 17WDYLCh. 12.7 - Prob. 18WDYLCh. 12.7 - Prob. 19WDYLCh. 12.7 - Prob. 20WDYLCh. 12.8 - How are EPSP and IPSP graded potentials...Ch. 12.8 - Prob. 22WDYLCh. 12.8 - How does depolarization and repolarization occur...Ch. 12.8 - Prob. 24WDYLCh. 12.8 - Prob. 25WDYLCh. 12.9 - Prob. 26WDYLCh. 12.9 - Prob. 27WDYLCh. 12.9 - Prob. 28WDYLCh. 12.10 - Prob. 29WDYLCh. 12.10 - Prob. 30WDYLCh. 12.10 - Prob. 31WDYLCh. 12.11 - Prob. 32WDYLCh. 12.11 - Prob. 33WDYLCh. 12 - Prob. 1DYKBCh. 12 - Prob. 2DYKBCh. 12 - Prob. 3DYKBCh. 12 - Prob. 4DYKBCh. 12 - Prob. 5DYKBCh. 12 - Prob. 6DYKBCh. 12 - _____ 7. An action potential is generated when...Ch. 12 - Prob. 8DYKBCh. 12 - Prob. 9DYKBCh. 12 - Prob. 10DYKBCh. 12 - What are the four structural types of neurons? How...Ch. 12 - Prob. 12DYKBCh. 12 - How does myelination differ between the CNS and...Ch. 12 - Describe the procedure by which a PNS axon may...Ch. 12 - Prob. 15DYKBCh. 12 - Prob. 16DYKBCh. 12 - Explain summation of EPSPs and IPSPs and the...Ch. 12 - Graph and explain the events associated with an...Ch. 12 - Prob. 19DYKBCh. 12 - Prob. 20DYKBCh. 12 - Prob. 1CALCh. 12 - Prob. 2CALCh. 12 - Prob. 3CALCh. 12 - Prob. 4CALCh. 12 - Sarah wants to call her new friend Julie and needs...Ch. 12 - Over a period of 6 to 9 months, Marianne began to...Ch. 12 - Prob. 2CSLCh. 12 - Prob. 3CSL
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- 15) The concentration of ions in the chemical environment surrounding the neurons must be tightly regulated for neurons to function properly. Which of the following cells is most responsible for this? a) astrocytes b) Schwann cells c) oligodendrocytes d) satellite cellsarrow_forwardWhich of the following is not a way neuroglia cells help neurons? A. Provide support and protection B. Speed up electrical signals C. Provide nutrients D. Send electrical signals themselvesarrow_forwardThe PNS is comprised of cranial nerves and A. sensory nerves B. the brain C. spinal nervesarrow_forward
- 2) myelin sheaths are axons located within the central nervous system are formed by which of the following? a) oligodendrocytes b) microglia c) Schwann cells d) Astrocytesarrow_forwardWhich of the following is not a part of the periphrial nervous system (PNS)? a.somatic nervous system b.autonomic nervous system c.sensory neurons d. motor neurons e. spinal cordarrow_forward1a) Glial fibrillary acidic protein (GFAP) is a structural protein that is normally expressed in ________ and ________, but not _______. Select one: a. Centralized glia, astrocytes, neurons b. Astrocytes, neurons, centralized glia c. Neurons, radial glia, astrocytes d. Neurons, astrocytes, radial glia e. Astrocytes, radial glia, neurons 1b) Because noggin, chordin, and follistatin all play a role in neural plate differentiation, there is _________ of gene effects. Select one: a. Redundancy b. Pleiotropy c. Silencing d. Automation e. Reluctancyarrow_forward
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