which of the following is not characteristic of neurons?

Which of the following are true about neurons? A . c) Neurons are the most abundant type of cell in nervous tissue. The person would have impaired movement while the drug's effects were active. Which ion channel opens in response to a change in membrane potential and participates in the generation and conduction of action potentials? Solved Question 35 1.5 pts Which of the following is not a - Chegg What does myelin do for neurons? A) ependymal cells Central Nervous System c. midbrain. D) They have an exceptionally high metabolic rate. What does myelin do for neurons? acetylcholine E) nucleic acid. Which of the following is not characteristic of neurons? 49. Which of the following is an excitatory neurotransmitter secreted by motor neurons innervating skeletal muscle? Contains cells with macrophage activity c. Exhibits regenerative capacities d. Contains lymphatic vessel. a. periaqueductal gray. 52. d. M1. d. RNA. b. glial cells. Which of the following is NOT characteristic of nervous tissue in the brain a. b. cingulate cortex. Describe the structure of neurons 2. d. pituitary gland. A) An excitatory postsynaptic potential occurs if the excitatory effect is greater than the inhibitory effect but less than threshold. a. Estimate the mass of Hg vapor present in the type of long, thin fluorescent tubes used in offices. Which nervous system was the drug most What parts of a neuron are completely contained within a ganglion? Which of the following is not characteristic of neurons? D) nitric oxide, Which of the following describes the excitatory postsynaptic potential? group cfibers are not capable of salatory conduction. Which of the following is not characteristic of neurons? C) microglia A novel robust adaptive sliding mode control using stochastic gradient 48. D) glial cell, Saltatory conduction is made possible by ________. B) called neuroglial cells B. D) absolute refractory period. WHICH OF THE FOLLOWING IS TRUE REGARDING UMNS ? C) responds to stimuli by gland secretion or muscle contraction, The period after an initial stimulus when a neuron is not sensitive to another stimulus is the ________. Calcium influx into the synaptic terminal causes vesicle fusion. B) amplitude of various sizes Conduct chemo-electrical impulses. (a) dendrites (b) cell body (c) myelin (d) axon terminal. c. Myelin traps sodium ions in the axon and, What does myelin do for neurons? b. Neurotransmitters a. cerebral aqueduct. A thirestold potential must be excecded or reached. 75. a. inhibit the production of neurotrophins. Which of the following is NOT characteristic of nervous tissue in the copyright 2003-2023 Homework.Study.com. 56. Chapter 11 Flashcards - Easy Notecards c. The person would later be unable to recall events that took place for some period of time after Show the details. B) motor fibers that conduct nerve impulses from the CNS to skeletal muscles Which of the following is NOT characteristic of the sympathetic If an experimental drug produced physiological effects similar to nitric oxide, then a Schwann cells myelinate PNS axons. B) microglia c. cause imbalance. The Quadratic Formula from Kinematics In this problem we show how the kinematic equations of motion can be used to derive the quadratic formula. cells would most likely be responsible? What is the long outgrowth of a neuron along which electrical impulses are transmitted? Which of the following is NOT a type of circuit? 60. B. Myelin prevents the conduction of electricity from the axon hillock to the axon terminal. Select the correct statement regarding synapses. 45. A) peripheral and spinal nerves B) brain, spinal cord, and peripheral nerves C) brain and spinal cord D) spinal cord and spinal nerves. 8. 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. Myelination of the nerve fibers in the central nervous system is the job of the oligodendrocyte. a. Trigeminal nerve negatively charged and contains less sodium. (a) They conduct impulses. 76. c. the person had a past traumatic brain injury. _____________ is the study of how genes support the function of neurons. A genetic mutation caused by an error in replicating or repairing a gene is called: b. thalamus. In each of the following sentences, circle the phrase following the subject. That part of the nervous system that is voluntary and conducts impulses from the CNS to the skeletal muscles is the ________ nervous system. Then, underline the verb in parentheses that agrees with the subject. Solved Which of the following is NOT true about neuroglia - Chegg c. the thalamus. d. pineal gland. The part of a neuron that conducts impulses away from its cell body is called a(n) ________. d. cause a tremor. b. control the chemical environment around neurons. A) They conduct impulses. 39. b. Myelin prevents conduction of electricity from the axon hillock to the axon terminal. 69. O They conduct impulses. A) Cells with gap junctions use chemical synapses. Which of the following statements is incorrect? d. hippocampus. 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. Damage to the hippocampus would likely cause impairments to long-term memory Its cell body is in an autonomic ganglion outside the CNS. Select all that apply. 66. Full article: A Novel Cerebroprotein Hydrolysate, CH1, Ameliorates b. transcription factors. B) oligodendrocytes c. Dendrites and cell bodies are found in the lateral gray columns of thoracic and the firs, Which type of neuron transmits impulses from the central nervous system to effectors such as muscles and glands? C) They have an exceptionally high metabolic rate. C) innervation of glands Neurotransmitters are chemical signals used as a means of communication. The STN also forms a reciprocally connected network with the GABAergic external globus pallidus that converges onto common basal ganglia output neurons. Unipolar,Bipolar,Multipolar. High mitotic rate B. Efferent nerve fibers may be described as motor nerve fibers. Strong stimuli cause the amplitude of action potentials generated to increase. B) amplify or enhance the effect of ACh The person would have impaired decision making while the drug's effects were active. In doing so, mention: a) the names of the neurons involved, b) where the neurons synapse with each other (2 possible ganglia), c) what Nt is released from each of the neurons. A. Chapter 2: The Nervous System Flashcards | Quizlet Responsiveness of C Neurons in Rat Dorsal Root Ganglion to 5 Diminished activation of postganglionic sympathetic neurons Which of the following cells are not found in a connective tissue? Which of the following are the cells of nervous tissue? c. sensory and motor neurons that su. Which of the following membrane regions would have significant numbers of voltage-gated ion channels? What is the role of microglial cells and why are they so important in the CNS? a. medulla. 15. Diminished cerebral blood flow increases oxygen to neurons. b. sympathetic nervous system. When a sensory neuron is excited by some form of energy, the resulting graded potential is called a(n) ________. nervous system. What portion of the neuron receives signals from other neurons? Which of the following is not found in the limbic system? Which of the following statements regarding nervous tissue is not true? First, consider an object with an initial position x0x_0x0, an initial velocity v0v_0v0, and an acceleration aaa. A Pyrex container is completely filled with 275cm3275 \mathrm{~cm}^3275cm3 of mercury at 10.0C10.0{\degree} \mathrm{C}10.0C. The characteristic neurologic picture including loss of consciousness, temporary respiratory arrest, and loss of reflexes. B) Group A fibers are mostly somatic sensory and motor and are the smallest in diameter. Which of the following is not true of graded potentials? Numerous Nissl bodies were observed, indicating that the neurons had a high ability to synthesize proteins. - Neurons have a cell body, which contains the majority of the cell's organelles. Answered: In the discussion section the authors | bartleby B. a. Amygdala inability to divide by mitosis long cell life span (longevity) high aerobic metabolic rate ability to survive in anaerobic (Uithout oxygen) conditions. Expert Answer. 1.Introduction. The former make connections from the spinal cord to the muscles. Relative to the central nervous system, motor neurons are referred to as afferent neurons. a. pituitary gland. D) A single type of channel will open, permitting simultaneous flow of sodium and potassium. C) action potential Efferent neurons are ___ neurons carrying impulses to the muscles. c. The output (. A) the membrane potential has been reestablished We investigated here the direct and differential effects of inflammatory mediators on human neurons. b) Neurological cells protect and support neurons. 47. (a) microglia (b) oligodendrocytes (c) ependymal cells (d) astrocytes. a) anchor neurons to blood vessels b) control the chemical environment around neurons c) Provide the defense for the CNS d) support and brace neurons e) guide the migration of young neurons, synapse. Describe annual cleanupthat isfrequently present in these agreements. Imagine a neuron that has several hundred axonal knobs impinging on it. d. oligodendrocytes fail to myelinate re-growing axons. d. They are the same as any other cells. c. Autonomic Nervous System c. neurotrophins. a. basal ganglia a. Pupil dilation A) act as a transmitting agent Myelination of the nerve fibers in the central nervous system is the job of the oligodendrocyte, Efferent nerve fibers may be described as motor nerve fibers. D) Ions always move from an area of higher concentration to an area of lower concentration, A second nerve impulse cannot be generated until ________. Group C fibers are not capable of saltatory conduction. c. pons. They have high energy requirements (about 20 per. The thalamus routes all types of sensory information except: a. ribosomes. The nucleus accumbens facilitates fear and aggression. Neurons differ in their morphology and function. The plasma membrane of the neuron is semipermeable, being highly permeable to K + and slightly permeable to Cl and Na +.In the extracellular fluid, electroneutrality is preserved by a balance between a high concentration of Na + on the one hand and a high concentration of Cl , as . a. improve working memory. If a neuroscientist stated that a brain structure had efferent neurons, what can be concluded? If a neuroscientist described a structure as more lateral to a particular area, this means that: b. autosomal chromosomes. Transcription factors increase or decrease gene transcription. A) They conduct impulses. C) neurotransmitter 13. DI) They have an exceptionally high metabolic rate. What market share did Mountainside have? In general, neurons cannot be replaced if destroyed. How can potentially poisonous gases like NO and CO be used by the body? Write a paragraph describing the Neurons are responsible for transmitting signals throughout the body, a process that allows us to move and exist in the world around us. In the case of nerve . (b) They have extreme longevity. View the full answer. The small layer of tissue surrounding the cerebral aqueduct in the brain is called: An anesthetic protocol allowing electrophysiological singleunit recordings from inhibitory, presumably GABAergic PC interneurons in vivo is developed and may be useful for evaluation of PC neurons in kindled rats. B) short distance depolarization The sheath of Schwann is also called the ________. A patient is admitted to the hospital with exacerbation of multiple sclerosis (MS). Neurons are found across the body but are most numerous in the brain. C) voltage stimulus to initiate The axon hillock is located: A. Tight junctions along blood vessels in the brain are formed by: Mountainside's local landscaping business totaled approximately $789,400 in sales for the year. If physicians found that inflammation had caused damage to the blood-brain barrier, which True or False, The overlapping functions of the nervous system are sensory input, integration, and motor output. A) ependymal cells The cell body is the metabolic center of the neuron. Oligodendrocytes form and maintain the blood-brain barrier. 1. b. dorsal horn 41. Ans: they are mitotic Unli . Identify the cell type below that assists the function of neurons and has a supportive role within the nervous system?