Solved Which of the following is not a characteristic of | Chegg.com B) oligodendrocytes What market share did Mountainside have? c. decrease the activity of postganglionic parasympathetic neurons. Which of the following would NOT be an example of having an activated sympathetic A) a change in sodium ion permeability The hills on the surface of the brain are referred to as: a. a. alertness. Motor neurons transmit the nerve impulses from CNS to effectors (muscles and glands). Serotonin is a biogenic amine neurotransmitter widely distributed in the brain, where it plays a role in emotional behavior and helps to regulate the biological clock. An impulse from one nerve cell is communicated to another nerve cell via the ________. d. Autonomic Nervous System, 21. a. Diminished release of acetylcholine from preganglionic sympathetic neurons would: 58. A. d. temporal lobe. a. decrease a neurons's aerobic energy metabolism. the sympathetic division of the autonomic nervous system. d. The blood-brain barrier, 17. A. Sensory. This disease causes gradual muscle stiffness . b. Reactive astrocytes a. Schwann cells b. oligodendrocytes c. astroc, What kind of nerve cells are thought to be helpers for the neurons? d. endothelial cells., 2. A) acetycholine (b) Ordinary tungsten incandescent lightbulbs used in households are filled with argon gas at about 0.5 atm to retard the sublimation of the tungsten filament. a. Multi-polar neurons b. Bipolar neurons c. Uni-polar neurons. 53. a. medulla. Specifically, combination therapy (simultaneous use of customized sub-perception field and paresthesia-based SCS) versus monotherapy (paresthesia-based SCS) was evaluated. Which of the Following Is Not a Characteristic of Neurons The concentration of __ is higher outside than inside the cell. C. Myelin traps sodium ions in the axon, What does myelin do for neurons? a. Doral root b. Sensory afferent neurons possess long dendrites and short axons. depolarized to d. Inhibited salvation. Which of the following is false or incorrect? a. c. medulla. (a) dendrites (b) cell body (c) myelin (d) axon terminal. b. cerebellum. d. hypothalamus. c. Generate ATP. motor fibers that conduct nerve impulses from the CNS to smooth muscle, cardiac muscle, and glands. (a) can maintain ionic balance of extracellular environment for neurons (b) can take glucose from blood to provide to neurons to make ATP (c) can take up neurotransmitter from a synapse (d) can phag, Which of the following are characteristics of myelinated axons? Its axon, the postganglionic axon, extends to the effector organ. Just from looking down a microscope, however, it becomes very clear that not all neurons are the same. 12. D) ATP and other purines Combination therapy with simultaneous delivery of spinal cord Nerve cell adhesion molecules (N-CAMs) ________. c. cause imbalance. b. smooth muscle cells are uninucleated. b. transcription factors. Which of the following is NOT characteristic of smooth muscle? D) astrocytes, Immediately after an action potential has peaked, which cellular gates open? Cell bodies of sensory neurons may be located in ganglia lying outside the central nervous system. d. Neurons. In this issue, Zhao et al. a. corpus callosum. d. M1 microglial cells. Specialized cells in the nervous system that control behavior, senses, and movement are called: a. neurons. 70. Which of the following is not a structural feature of a neuron? 29. c. Autonomic Nervous System 30. C) They have an exceptionally high metabolic rate. a. A. c. preganglionic terminals. Estimate the mass of Hg vapor present in the type of long, thin fluorescent tubes used in offices. a. M4 13. The basal ganglia act to stabilize voluntary movements. 47. A) Group C fibers are not capable of saltatory conduction. lowers the probability of producing an action potential. a. medulla. What function is served by the increased axon diameter at the nodes of Ranvier? C) voltage stimulus to initiate a. Microglial cell activation True or False, Large-diameter nerve fibers conduct impulses much faster than small-diameter fibers. A) They are short-lived. Responding to brain injury is an important function of astrocytes. Some axon terminals contain more than one kind of neurotransmitter. Which of the following best describes the function of astrocytes? When one or more presynaptic neurons fire in rapid order it produces a much greater depolarization of the postsynaptic membrane than would result from a single EPSP; this event is called ________ summation. 77. Tight junctions along blood vessels in the brain are formed by: the membrane potential has been reestablished. b. medulla The cerebellum is located in the: c. ventricles. help to circulate the cerebrospinal fluid. b. medulla. They are the fundamental units that send and receive signals which allow us to move our muscles, feel the external world, think, form memories and much more. c. Hippocampus Which of the following is NOT a function or characteristic of neurons? cells would most likely be responsible? copyright 2003-2023 Homework.Study.com. Which nerve cells carry impulses from the brain to the muscles? Their basic function is to receive and transmit information through electrical impulses. If a neuroscientist stated that a brain structure had efferent neurons, what can be concluded? 64. b. hindbrain. 3. 26. Module 5 Enhancement Question Cabangil 1J-1 FF A. Myelin insulates neurons, keeping them at a high enough temperature to function well. B. a. increase the activity of reactive astrocytes. Why? Begin by sketching the contour. Differentiate the actions and chemical messengers in the endocrine system from those in the nervous system. Indicate the number of orbitals in the 6p sublevel. The STN also forms a reciprocally connected network with the GABAergic external globus pallidus that converges onto common basal ganglia output neurons. d. cerebellum. c. striations present are due to the orderly arrangement of actin and myosin. d) There, In order for skeletal muscle cells to contract, they must be excited by motor neurons. A&P Ch. 14 Flashcards - Cram.com c. sleepiness. B) If a motor neuron in the body were stimulated by an electrode placed about midpoint along the length of the axon ________. A disease that destroyed astrocytes would be expected to: A substance that directly activates gene transcription is likely acting as a: the somatic nervous system. a. reference memory. b. inhibit axon growth. Which of the following types of glial cells monitors the health of neurons, and can transform into a special type of macrophage to protect endangered neurons? Select the correct statement regarding synapses. a. parietal lobe. a. corpus callosum. Learn about the neuron diagram, structure, and function. specific or different from others in some way that they do not have. c. neurotrophins. D) found in the retina of the eye, Which of the following is an excitatory neurotransmitter secreted by motor neurons innervating skeletal muscle? Neurons are the basic functional units of the nervous system, and they generate electrical signals called action potentials, which allow them to quickly transmit information over long distances. B. d. Interneurons, 16. adjacent axon segment. Because all action potentials are alike, how does the brain separate situations that require immediate attention from ordinary "positional" reports? A) act as a transmitting agent B) afferent neuron Which cells in the brain remove normal cellular waste? People throughout history (has, have) been fascinated by the moon. Many drugs that produce highly enjoyable effects likely do so by affecting the: A) They conduct impulses. C) guide the migration of young neurons, synapse formation, and helping to determine capillary permeability Central nervous system - Supporting function to neurons and their 27. c. olfactory information. Which of the following will occur when an excitatory postsynaptic potential (EPSP) is being generated on the dendritic membrane? d. Neurotransmission from the neuron would increase. The actual cause of the neurodegenerative component of the disease is however unclear. b. the structure is closer to the midline of the brain. 3 special characteristics of neurons. Damage to the hippocampus would likely cause impairments to long-term memory . Saltatory propagation occurs in _________ axons, in which action potentials _________. Neurons are a type of cell and are part of the nervous system. D) sensory and motor neurons that supply the digestive tract, What are ciliated CNS neuroglia that play an active role in moving the cerebrospinal fluid called? d. a transcription factor. Extrapyramidal side effects produced by antipsychotic drugs are similar to the symptoms of: The _________________ facilitates balance and the timing of movements. What Is a Neuron? Diagrams, Types, Function, and More - Healthline The term central nervous system refers to the ________. Which of the following statements is incorrect? D) glial cell, Saltatory conduction is made possible by ________. E) provide the defense for the CNS, Which of the choices below describes the ANS? d. motor neuron. B) Specific potassium gates will open. Damage to the ________________ could cause changes to one's motivation to eat, such as O They have extreme longevity. b. cause aggressive behavior. Harvard University Laboratory Technician Job in Cambridge, MA | Glassdoor As a component of the hyperdirect and indirect pathways, the STN is important for constraining movement, thought, and emotion through synaptic excitation of GABAergic basal ganglia output neurons. The nervous system most dominant while relaxing is the: They have high energy requirements (about 20 per. c. the person had a past traumatic brain injury. They secrete acetylcholine. c. nucleus accumbens. A) Specific sodium gates will open. which of the following is not characteristic of neurons? - OneClass Give a valid explanation of why this could occur. Transcribed image text: Which of the following is not a characteristic of neurons? having a low appetite. D) effector, What is the role of acetylcholinesterase? Central Nervous System Immediately after an action potential has peaked, which cellular gates open? All of the following describe the functions of astrocytes except: a. A neuron that has as its primary function the job of connecting other neurons is called a(n) ________. What type of motor neuron stimulates skeletal muscle fibers to contract by the excitation contraction mechanism? a) axons b) dendrites c) Schwann cell d) cell body, Which of the following forms myelin in axons at PNS? c. Myelin traps sodium ions in the axon and, What does myelin do for neurons? 2. 45. d. gray matter. Both responses are examples of graded potentials. I was doing so well." a. the person had neurons that did not form correctly during neural development. B) They have extreme longevity. A. c. Electrical impulses would be unable to travel down axons. 48. Central Nervous System This results in increased speed of impulse propagation. Select all that apply. b. cingulate cortex. Crosstalk between m6A mRNAs and m6A circRNAs and the time-specific A&P Ch 9,10,11 Flashcards | Quizlet Responsiveness of C Neurons in Rat Dorsal Root Ganglion to 5 A. c. enhance the activity of reactive astrocytes. Name the following: Nervous tissue cells that regulate the chemical environment of neurons. Select the correct statement regarding synapses. D. They have an exceptionally high metabolic rate., These cells in the CNS have cilia that move in order to circulate cerebrospinal fluid ________. The patient has a polymorphism that slow metabolism of a drug. The thalamus routes all types of sensory information except: a. Oligodendrocytes Which of the following is NOT a function or characteristic of neurons? They are electrically excitable cells which generate action potentials. Polygenic inheritance is the inheritance of traits that are influenced by multiple genes. Strong stimuli cause the amplitude of action potentials generated to increase.

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