3. 36. An impulse from one nerve cell is communicated to another nerve cell via the ________. A. excitability B. neurotransmitter production C. high energy needs D. capability of mitosis. Contains cells with macrophage activity c. Exhibits regenerative capacities d. Contains lymphatic vessel. inability to divide by mitosis long cell life span (longevity) high aerobic metabolic rate ability to survive in anaerobic (Uithout oxygen) conditions. Solved Question 35 1.5 pts Which of the following is not a - Chegg As you start working out, you notice that your heart rate and breathing rate start to increase. The part of a neuron that conducts impulses away from its cell body is called a(n) ________. A stimulus traveling toward a synapse appears to open calcium ion channels at the presynaptic end, which in turn promotes fusion of synaptic vesicles to the axonal membrane. Which of the following is not a characteristic of neurons a. Schwann cells b. satellite cells c. microglia d. astrocytes e. oligodendrocytes f. ependymal cells. Enkephalins and endorphins are peptides that act like morphine. A. A) An inhibitory postsynaptic potential occurs if the inhibitory effect is greater than the excitatory, causing hyperpolarization of the membrane. The interior is ________. Expert Answer. 59. Calcium influx into the synaptic terminal causes vesicle fusion. The _________________ facilitates balance and the timing of movements. Types of neurons: Characteristics and functions - Muy Salud March 17, 2022. c. pons. A) They conduct impulses. An experimental drug that reduces the release of chemicals that inhibit axon growth may: Classify Neurons by their Function. Many drugs that produce highly enjoyable effects likely do so by affecting the: D) A single type of channel will open, permitting simultaneous flow of sodium and potassium. b. the structure is closer to the midline of the brain. 2003-2023 Chegg Inc. All rights reserved. The human body is made of about 100 billion neurons. Diminished activation of postganglionic sympathetic neurons Like the heart, lungs, and stomach, the nervous system is made up of specialized cells. negatively charged and contains less sodium. The autonomic has two divisions: the sympathetic and parasympathetic. b. thalamus. just need the answer 21.Characteristics that vary on a A. they produce neurotransmitters B. they lack neurotransmitter receptors C. they receive communication from other neurons D. they slow down the action potential. c. it increases flow to highly active neurons. D) control the chemical environment around neurons True or False, Large-diameter nerve fibers conduct impulses much faster than small-diameter fibers. B) A nerve impulse occurs if the excitatory and inhibitory effects are equal. ______________ are chemicals that promote the growth and development of neurons. The hypothalamus is located in the: It impacts your spinal cord and the nerves that transmit and receive messages between your brain and the rest of your body. 23 We detected neurons and extracted temporal components from the calcium imaging data (Figure 2 C) with the CNMF-E toolbox. B) afferent neuron Both responses are examples of graded potentials. Which of the following cells are not found in a connective tissue? 44. b. it provides a medium for nutrients to cells. What portion of the neuron receives signals from other neurons? depression would be an example of: B) A nerve impulse occurs if the excitatory and inhibitory effects are equal. C) voltage stimulus to initiate 45. GBA variants increase the risk of Parkinson's disease (PD) by 10 times. A. Sensory. c. The person may stop breathing. D) the impulse would move to the axon terminal only, and the muscle contraction would occur, Which of the following neurotransmitters inhibits pain and is mimicked by morphine, heroin, and methadone? Which of the following is NOT characteristic of the sympathetic division of the autonomic nervous system? c. M2 d. motor neuron. Which pattern of neural processing is important for higher level mental processing such as problem solving? b. smooth muscle cells are uninucleated. c. a ventricle. Which of the following is true about the movement of ions across excitable living membranes? A substance that inhibits the activity of the cerebellum would be expected to: a. hippocampus Collections of nerve cell bodies outside the central nervous system are called ________. 8. When excited electrically, the Hg atoms emit UV light, which excites the phosphor coating of the inner tube, which then emits visible (white) light. D) A small . c. provide the defense for the CNS. Motor has two divisions: the somatic and autonomic. b. on the soma. d. hippocampus. Estimate the number of moles of Ar in a typical lightbulb. which ofthe following is correct? A. thow ion selectivity C. are gated A. a. Schwann cells b. oligodendrocytes c. astroc, What kind of nerve cells are thought to be helpers for the neurons? 35. A novel robust adaptive sliding mode control using stochastic gradient b. Somatic Nervous System It is important when reducing any model to first identify these characteristic behaviours. b. b. hypothalamus b. autosomal chromosomes. c) Myelinated axons utilize fewer, Which of the following statements does not accurately desoribe a characteristic of the autonomic nervous system? Hint. What are the basic divisions of the peripheral nervous system? 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. This may account for the cycles of relapse and remission in different patients. d. prefrontal cortex. Strong stimuli cause the amplitude of action potentials generated to increase. In the presence of invading microbes, microglial cells become macrophages to phagocytize the microbes and neuronal debris. Neuronal processes that normally conduct impulses toward neuron cell bodies are called and those that carry impulses away from neuron cell bodies are called. 69. a. b. Microglial cells A toxin that destroyed the presynaptic terminal on an axon would likely: 7. When the neurons were damaged, the number of Nissl corpuscles decreased significantly . c. Ganglia Give a valid explanation of why this could occur. A) release nerve growth factor 14. 73. What is the long outgrowth of a neuron along which electrical impulses are transmitted? Traub et al. 2. Which of the following is not characteristic of neurons? (a) They b. sulci. D) positively charged and contains more sodium. 15. a. temporal lobe. copyright 2003-2023 Homework.Study.com. B) amplify or enhance the effect of ACh Select the correct statement regarding synapses. a. medulla. The synaptic cleft prevents an impulse from being transmitted directly from one neuron to another. d. M1 microglial cells. Characteristics of neurons Flashcards | Quizlet How can a single axon respond to several different kinds of events? A thirestold potential must be excecded or reached. Which of the following is not characteristic of neurons? B) amino acid a. M4 B. axon. d. Neurogenetics. The nervous system most dominant while relaxing is the: (a) microglia (b) oligodendrocytes (c) ependymal cells (d) astrocytes. D) erratic transmission of nerve impulses, Which of the following is not a chemical class of neurotransmitters? Get access to this video and our entire Q&A library. capacity of divide via mitosis due to absence of centrosomes. Myelinated neurons conduct impulses faster than unmyelinated neurons because? d. Sympathetic ganglion, 24. A drug that reduces the activity of the amygdala would likely: The latter from the brain to the spinal cord. They may live as long as the organism they are part of, and they have an exceptionally high metabolic rate, requiring large amounts of glucose and oxygen to produce ATP. a. neuromuscular junction. a. Amygdala a. Mitochondria in a neuron would no longer function. The concentration of __ is higher inside than outside the cell. Then, underline the verb in parentheses that agrees with the subject. a. reduced cerebrospinal fluid. A) act as a transmitting agent 33. Central Nervous System A drug that inhibited the reticular activating system would most likely cause: Characteristics of the Neuron - Basic Neurochemistry - NCBI Bookshelf A) resting period Treatment of pain with local anesthetics leads to an unfavorable decrease in general sensory acuity due to their indiscriminate block of both pain sensing . If physicians found that inflammation had caused damage to the blood-brain barrier, which True or False, If bacteria invaded the CNS tissue, microglia would migrate to the area to engulf and destroy them. A) acetylcholine a. The parasympathetic division includes the pelvic nerves. The cells communicate by sending signals between different parts of the brain, and the neurons can interface with gray matter nuclei. 70. Spiral ganglion neurons (SGNs) play a vital role in conveying complex information from hair cells to the brainstem (Shrestha et al., 2018).As the injury or degeneration of SGNs is particularly devastating to hearing function, thus the repair of SGNs is of great importance in hearing-related biomedical fields (Petitpre et al., 2018; Wei et al., 2021). They are robust signaling cells. a) The preganglionic neuron (sometimes called the ganglionic neuron), is the first motor neuron. b. Ventral root Conduct chemo-electrical impulses. . C) leakage channel Solved 26. Which of the following is not a characteristic of | Chegg.com 2. d. cerebellum. It is composed of densely packed cells. A) motor fibers that conduct nerve impulses from the CNS to smooth muscle, cardiac muscle, and glands Damage to the ________________ could cause changes to one's motivation to eat, such as True or False, The overlapping functions of the nervous system are sensory input, integration, and motor output. c. Hypoglossal nerve b. a.) The principles outlined above can be applied to the neuron and its ionic contents.. A) a change in sodium ion permeability b. Sensory afferent neurons possess long dendrites and short axons. Which of the following is NOT characteristic of the sympathetic C) An inhibitory postsynaptic potential occurs if the inhibitory effect is greater than the excitatory, causing hyperpolarization of the membrane. The actual cause of the neurodegenerative component of the disease is however unclear. Identify the following: Acetylcholinesterase would be found in the synapse between neurons for this branch of the ANS and the effector cells. Which of the following is not a function of neurons? - Toppr Ask d. temporal lobe. Is the information in this quote about afferent of efferent? a. extrapyramidal motor system. d. touch information. What do neurons synapse with? Cell body c. Ganglion d. Axon, Which of the following is an excitatory neurotransmitter secreted by motor neurons innervating skeletal muscle? What effect might a disease that destroyed oligodendrocytes have on neuronal function? Oligodendrocytes form and maintain the blood-brain barrier. A) nuclei A) mechanically gated channel C. They are mitotic. D) nitric oxide, Which of the following describes the excitatory postsynaptic potential? They have extreme longevity. d. pineal gland. 55. D) potassium, Nerve cell adhesion molecules (N-CAMs) ________. c. The person would later be unable to recall events that took place for some period of time after 47. c. Motor neurons. B) cholinesterase 18. D) stimulate the production of acetylcholine, Which of the following is not a function of the autonomic nervous system? A) ependymal cells The structure that meets the spinal cord in the hindbrain is the: b. Neurons have . B) negatively charged and contains less sodium Integrate. innervation of glands. d. endothelial cells., 2. DI) They have an exceptionally high metabolic rate. c. gamma aminobutyric. Briefly describe 6 effects this division has on the body. She asks the nurse,"Why did this have to happen to me again? 4. The patient has a polymorphism that slow metabolism of a drug. 1. Neuroglia found in the CNS that bind axons and blood vessels to each other are called ________. Specialized cells in the nervous system that control behavior, senses, and movement are. Immediately after an action potential the potassium gates, being slow gates that do not respond to change in the electrical charge, allow additional K+ ions to flood into the cell. 31. Name two amino acid neurotransmitters, two catecholamines, and two peptides. The all-or-none phenomenon as applied to nerve conduction states that the whole nerve cell must be stimulated for conduction to take place. Enkephalins and endorphins are peptides that act like morphine. Which of the following statements is true? B) Schwann cells The characteristics that vary on a continuum among people, such as height, skin color, or intelligence, are most likely determined by polygenic inheritance. Which of the following is NOT a type of circuit? Saltatory conduction is made possible by ________. likely true? a. decrease a neurons's aerobic energy metabolism. Because all action potentials are alike, how does the brain separate situations that require immediate attention from ordinary "positional" reports? The person would have impaired movement while the drug's effects were active. a) norepinephrine b) cholinesterase c) gamma aminobutyric acid d) acetylcholine. ATP neurotransmitters have what basic effect on the body? Show the details. a. visual information. B) chloride What function is served by the increased axon diameter at the nodes of Ranvier? 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? 1.Introduction. b. reduce the activity of postganglionic sympathetic neurons. 72. 19. Even though someone is diagnosed with MS, the axons are not damaged. 10. Nervous system - The neuronal membrane | Britannica Which is not characteristic of neurons a high mitotic - Course Hero Chapter 16 Autonomic Nervous System Flashcards - Easy Notecards Which of the following is NOT a function of astrocytes? Which of the following is false or incorrect? How are women stereotyped by men in Lamb to the Slaughter by Roald Dahl? 15. d. The cerebral cortex is found on the surface of the brain. a. regenerating axons may be unable to regain previous connections through the site of injury. Has component cells designed for conductivity b. a. Oligodendrocytes The prefrontal cortex is important for working memory function. b. increasing glial scarring. Functions. During depolarization, the inside of the neuron's membrane becomes less negative. A . c. Dendrites and soma That is, they have a single axon and many dendrites. Types of neurons - Queensland Brain Institute