Ch. 11-12 Flashcards | Quizlet While taking notes in class, a student had keep in mind what the professor had just stated in b. Epigenetics 8. Just what does pass from the neurons to the muscle c. Neurons are specialized cells that can do which of the following that most other cells cannot do? 14. a. cerebral aqueduct. a. medulla. In the discussion section the authors wrote "In this study, we observed that different paradigms of tES application could ameliorate motor function impairments in ICH induced by collagenase administration into the striatum of rats.". b. Sensory afferent neurons possess long dendrites and short axons. True or False, If bacteria invaded the CNS tissue, microglia would migrate to the area to engulf and destroy them. A disorder that damaged oligodendrocytes would be expected to impede neurotransmission. a) Myelinated axons transmit nerve impulses via continuous conduction. b. medulla. 44. Discovering that early life stress may cause polymorphisms that increase the risk of B) They can form on receptor endings. a.) Efferent nerve fibers may be described as motor nerve fibers. All rights reserved. c. working memory. D) biogenic amine, A neuron that has as its primary function the job of connecting other neurons is called a(n) ________. O They have extreme longevity. To which part of the spinal cord is sensory information sent? Which of the following is NOT characteristic of smooth muscle? The landscaping business for the area totaled about$1,340,000 for the year. The patient is noncompliant and needs additional monitoring. Unipolar,Bipolar,Multipolar. Because all action potentials are alike, how does the brain separate situations that require immediate attention from ordinary "positional" reports? Nervous system - The neuronal membrane | Britannica Is the information in this quote about afferent of efferent? The oligodendrocytes can myelinate several axons, Cell bodies of sensory neurons may be located in ganglia lying outside the central nervous system, During depolarization, the inside of the neuron's membrane becomes less negative. motor fibers that conduct nerve impulses from the CNS to smooth muscle, cardiac muscle, and glands. a) axons b) dendrites c) Schwann cell d) cell body, Which of the following forms myelin in axons at PNS? a. reference memory. Chapter 11 Flashcards - Easy Notecards A patient was admitted for depression. It is composed of densely packed cells. 69. d. cingulate cortex. 2. Solved Which of the following is NOT true about neuroglia - Chegg Some neuroglia remove debris and foreign material from the nervous system. a. periaqueductal gray. 25 26 Which of the following is not a special characteristic of neurons 3. The hypothalamus is located in the: d. Autonomic Nervous System, 21. Which of the following are the cells of nervous tissue? D) generator potential. I was doing so well." a. postganglionic terminals. ce3z/(4zi)3dz. b. polymorphism. Neurons can function optimally for over 100 years. c. pons Which of the following is NOT a type of circuit? Which of the following would NOT be an example of having an activated sympathetic 2. B) type of stimulus receptor C ) brain and spinal cord. B. Collections of nerve cell bodies in the peripheral nervous system are called ________. 12. In myelinated axons the voltage-regulated sodium channels are concentrated at the nodes of Ranvier. b. cerebellum. : Question 35 1.5 pts Which of the following is not a special characteristic/property of neurons? d. Vagus nerve. d. The cerebral cortex is found on the surface of the brain. a. Which type of microglial cells promote inflammation? 9. a. Which of the following is true about the movement of ions across excitable living membranes? b. Neurotransmitters c. provide the defense for the CNS. c. Hypoglossal nerve 24, 25 There were 255 and 319 . GABA and glycine are amino acid neurotransmitters; dopamine and norepinephrine are catecholamines; and endorphin and enkephalin are peptide transmitters. 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? b. a. ribosomes. B) microglia Which of the following is not a characteristic of neurons D) Ions always move from an area of higher concentration to an area of lower concentration, A second nerve impulse cannot be generated until ________. b. Glossopharyngeal nerve 70. Hepatocytes and neurons express low baseline CB1R and CB2R, respectively, and their cell-type-specific functions are not well defined. A) ependymal cells A neuron that has as its primary function the job of connecting other neurons is called a(n) ________. the membrane potential has been reestablished. C) serotonin Characteristics of neurons Flashcards | Quizlet Neurons are responsible for transmitting signals throughout the body, a process that allows us to move and exist in the world around us. What is the function of upper motor neurons? A. ependymal cells B. Schwann cells C . d. hippocampus. c. hindbrain. Download Citation | Crosstalk between m6A mRNAs and m6A circRNAs and the time-specific biogenesis of m6A circRNAs after OGD/R in primary neurons | Cerebral ischaemiareperfusion injury is an . Ans: they are mitotic Unli . Neurons are a specific type of nervous system cell that is able to generate signals and transmit them to other neurons or target end-cells. a. Activation of preganglionic sympathetic neurons taking the substance. a. We investigated here the direct and differential effects of inflammatory mediators on human neurons. 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. a. Preganglionic neurons tend to be long, with the ganglion located in or near the effector target tissue(s). What structural classification describes this neuron? What are the different types of neurons in the ANS and where are they located? stem c.) muscles d.) osteocytes. WHICH OF THE FOLLOWING IS TRUE REGARDING UMNS ? Which of the following is not a function of the autonomic nervous system? a) ion b) cholinesterase c) neurotransmitter d) biogenic amine. a. on dendrites. negatively charged and contains less sodium. 6. Which of the following correctly describes a graded potential? D) absolute refractory period. c. Extrapyramidal System a. increase the activity of reactive astrocytes. Potentials that are short-lived, local changes in membrane potential that can be either depolarized or hyperpolarized are called ________ potentials. The cells communicate by sending signals between different parts of the brain, and the neurons can interface with gray matter nuclei. Which of the following is NOT characteristic of the sympathetic They have high energy requirements (about 20 per. help to circulate the cerebrospinal fluid. a. basal ganglia 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. Select the correct statement regarding synapses. Do not divide - (neural stem cells are an exception) 3. Characteristics Of Neurons. 33. The p.N370S substitution causes a violation of the enzyme conformation, which affects its stability in the cell. (d) All of these are characteristic of neurons. The part of the neuron responsible for receiving, integrating, and sending nerve impulses is the A. dendrite. In general, neurons cannot be replaced if destroyed. d. Neurons. c. they form an insulating material around axons. The synaptic cleft b. d. RNA. a. Oligodendrocytes Estimate the number of moles of Ar in a typical lightbulb. just need the answer 21.Characteristics that vary on a a. Amygdala b. C) brain and spinal cord When information is delivered within the CNS simultaneously by different parts of the neural pathway, the process is called ________ processing. In the presence of invading microbes, microglial cells become macrophages to phagocytize the microbes and neuronal debris. c. hippocampus. B) hyperpolarization Which of the following is NOT a characteristic of neurons? (a) They conduct impulses. The latter from the brain to the spinal cord. c. meninges. depression would be an example of: Nanoscale integrated circuit technologies have become popular for designing and implementing biologically inspired pulse-based brain systems [1].These advanced Nanoscale devices are implemented in specific defined models of neuronal recording [[2], [3], [4]].Especiallyto replace a dead neuron system with an artificial neuron system to activate the paralyzed body parts. In the case of nerve . b. forebrain. A) An inhibitory postsynaptic potential occurs if the inhibitory effect is greater than the excitatory, causing hyperpolarization of the membrane. C. Myelin traps sodium ions in the ax. Specifically, combination therapy (simultaneous use of customized sub-perception field and paresthesia-based SCS) versus monotherapy (paresthesia-based SCS) was evaluated. 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). Multiple sclerosis (MS) is a disease in which the myelin sheaths are destroyed. . c. Neuromuscular junction Which type of neurons are used to convey the special senses of sight? Neurons are a type of cell and are part of the nervous system. What do ANS neurons regulate with regard to mechanical digestion? If a neuroscientist stated that a brain structure had efferent neurons, what can be concluded? a. efferent neuron b. afferent neuron c. association neuron d. glial cell, Which of the following is not characteristic of neurons? A neuron consists of a nucleus, a region of tissue that contains the cell body. Describe which neurons are considered cholinergic in both the parasympathetic and sympathetic divisions. Which of the following is not true about the cerebral cortex? c. Dendrites and soma Which of the choices below describes the ANS? c) Myelin traps sodium ions on the axon an. Which of the following are afferent neurons, relative to the central nervous system? A patient is admitted to the hospital with exacerbation of multiple sclerosis (MS). The cerebellum is located in the: 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. (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? 2. (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. D. Skeletal muscles supports the weight of some internal organs. 19. A) senses changes in the environment c. that a person is genetically male. O They generate very fast O They are long when compared to other cells in the body O They help carry oxygen to different body parts O They do not have a nucleus. 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. spindle fibres to divide the cell. d. hippocampus. a. Pupil dilation Which of the followings cells accounts for roughly half of the volume of the nervous system? Select all that apply. Which is not characteristic of neurons a high mitotic - Course Hero Neurons and muscle cells are considered excitable tissues because they do what? These K+ ions decrease the positive ion concentration momentarily below the normal -70mV and thus hyperpolarize the cell. c. in the synapse. A drug that inhibited the reticular activating system would most likely cause: Allow ions to move in and out of its cellular membrane. Although neurologic recovery is complete, amnesia for the event persists. Saltatory conduction is made possible by ________. Required fields are marked. The STN also forms a reciprocally connected network with the GABAergic external globus pallidus that converges onto common basal ganglia output neurons. a. b) The preganglionic neuron (sometimes called the ganglionic neuron), is the second motor neuron. Functions. A) innervation of smooth muscle of the digestive tract B) innervation of cardiac muscle C) innervation of skeletal muscle D . The interior is ________. 72. d. Interneurons, 16. B) Group A fibers are mostly somatic sensory and motor and are the smallest in diameter. b. hypothalamus View the full answer. b. Microglial cells Cells may have long extensions. True or False, Some neurotransmitters can be either excitatory or inhibitory depending upon the receptor. b. reduce the activity of postganglionic sympathetic neurons. a) axon b) axon hillock c) dendrites d) soma, Which of the following is not a structural feature of a neuron? b. Neurons have . b. control the chemical environment around neurons. B) are found on "pathfinder" neurons d. implicit memory. What type of neuron connects sensory and motor neurons in neural pathways? If an experimental drug produced physiological effects similar to nitric oxide, then a C) opening of voltage-regulated channels A. After peripheral nerve injuries, damaged axons can regenerate but functional recovery is limited by the specific reinnervation of targets. 11. Response characteristics of subthalamic neurons to the stimulation of D) ligand-gated channel, An impulse from one nerve cell is communicated to another nerve cell via the ________. Which of the following is not characteristic of neurons? b. that a person is genetically female. a. It is the main component of the nervous system- both the central nervous and peripheral nervous system. Classify Neurons by 3 Structures. b. hindbrain. C) diphasic impulses A) nuclei GBA variants increase the risk of Parkinson's disease (PD) by 10 times. A neuron is formed when a receptor ends on another cell becomes active. 1.Introduction. Which of the following is not characteristic of - Course Hero Some axon terminals contain more than one kind of neurotransmitter. The part of a neuron that conducts impulses away from its cell body is called a(n) ________. Which Of The Following Is Not A Characteristic Of Neurons 1. In this issue, Zhao et al. 61. Types of Neurons: Parts, Structure, and Function - Verywell Health Which of the following will occur when an excitatory postsynaptic potential (EPSP) is being generated on the dendritic membrane? d. Sensory efferent neurons po. Oligodendrocytes are a type of neuroglia.