Which of the following is not a characteristic of neurons? c. gene duplication. c. the person had a past traumatic brain injury. Question. Which of the following is not characteristic of neurons? c. Hypoglossal nerve Discovering that someone has glial scars means suggests that: Many drugs that produce highly enjoyable effects likely do so by affecting the: b. that a person is genetically female. What does myelin do for neurons? Multiple Choice. a. meninges. d. Cingulate cortex. A) the impulse would move to the axon terminal only 11. What are the small lower motor neurons that innervate intrafusal muscle fibers that are part of specialized stretch receptors called? 71. Characteristics Of Neurons. 1. They are like neurons except that they lack axons. Neurons require continuous and abundant supplies of oxygen, and cannot survive for more than a few minutes without it. 43. D) Ions always move from an area of higher concentration to an area of lower concentration, A second nerve impulse cannot be generated until ________. C) negatively charged and contains more sodium. B) A nerve impulse occurs if the excitatory and inhibitory effects are equal. B) amino acid The point where a motor neuron meets a muscle fiber is called the: Which of the following is not a function of astrocytes? Name two amino acid neurotransmitters, two catecholamines, and two peptides. Central Nervous System An impulse from one nerve cell is communicated to another nerve cell via the ________. myelinated; move from one node of Ranvier to another. a. synapses. What are the different types of neurons in the ANS and where are they located? A) Group C fibers are not capable of saltatory conduction. What are the properties of myelinated axons which makes them ideal for long-distance motor control of skeletal muscle? 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). c. working memory. A postsynaptic potential is a graded potential that is the result of a neurotransmitter released into the synapse between two neurons. Which division of your nervous system is generating this response? O They conduct impulses. 74. a. reduced cerebrospinal fluid. a. M4 Classify neurons according to their structure. Which of the following is not a chemical class of neurotransmitters? inability to divide by mitosis long cell life span (longevity) high aerobic metabolic rate ability to survive in anaerobic (Uithout oxygen) conditions. Which of the following will occur when an excitatory postsynaptic potential (EPSP) is being generated on the dendritic membrane? Neurons are found across the body but are most numerous in the brain. There are three types of neurons. D) innervation of skeletal muscle, Collections of nerve cell bodies outside the central nervous system are called ________. b. hindbrain. Oligodendrocytes form: Select the correct statement regarding synapses. c. The output (. Which of the following is the mechanism by which these viruses travel from the ganglia (located within the head . Neurotransmitters are chemical signals used as a means of communication. Which of the following is not a characteristic of ion channels? Neurons synapse with: a. other neurons b. muscles c. glands d. all of these. The neuronal membrane. C) destroy ACh a brief period after its release by the axon endings Citation 17 - Citation 21 However, the effect of CH on axonal plasticity within the white matter following ischemic stroke is not known in detail. d. Nuclei. B) repolarization a. visual information. 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 . The sheath of Schwann is also called the ________. Which of the following is NOT a characteristic of the parasympathetic division? The comparison demonstrates that the suggested controller closely tracks the reference voltage than the . b. cingulate cortex. The generation of an action potential in a neuron requires the presence what type of membrane channels? The axon hillock is located: ________ is a disease that gradually destroys the myelin sheaths of neurons in the CNS, particularly in young adults. Functions. STRUCTURAL FUNCTIONAL CHARACTERISTICS OF NERVOUS AND GLIAL CELLS. C) They can be called postsynaptic potentials. B) type of stimulus receptor O They have extreme longevity. There are two well-characterized cannabinoid receptors (CB1R and CB2R and other candidates): the central nervous system (CNS) enriched CB1R and peripheral tissue enriched CB2R with a wide dynamic range of expression levels in different cell types of human tissues. Select the correct statement about serial processing. Its cell body is in an autonomic ganglion outside the CNS. D) control the chemical environment around neurons A neuron that has as its primary function the job of connecting other neurons is called a(n) ________. a) norepinephrine b) cholinesterase c) gamma aminobutyric acid d) acetylcholine. Motor. c. M2 d. cause a tremor. Which of the following lists the components found in a synapse? Which type of neurons are used to convey the special senses of sight? Which of the following correctly describes a graded potential? If the electrode is removed, a potential of zero is recorded again. c. neurotrophins. Numerous Nissl bodies were observed, indicating that the neurons had a high ability to synthesize proteins. C) sensory neurons that convey information from somatic receptors in the head, body wall, and limbs and from receptors from the special senses of vision, hearing, taste, and smell to the CNS A) Specific sodium gates will open. a. pituitary gland. Motor afferent neurons possess long dendrites and short axons. Neurotransmitter binds to receptors on the postsynaptic cell membrane and allows ions to diffuse across the membrane. B. Skeletal muscles store nutrient reserves. C) serotonin Upper motor neurons are classified according to the pathways they travel in C. The Babinski response is not characteristic of paralysis from UMN lesions What is the role of microglial cells and why are they so important in the CNS? inability to divide by mitosis long cell life span (longevity) high aerobic metabolic rate ability to survive in anaerobic (Uithout oxygen) conditions. 10. b. Pons A) positively charged and contains less sodium Choose the correct order of these events below. a. motor fibers that conduct nerve impulses from the CNS to smooth muscle, cardiac muscle, and glands. 72. a. the thin filaments of smooth muscle fibers are attached to dense bodies. c. epigenetic stimulus. Cell bodies of sensory neurons may be located in ganglia lying outside the central nervous system. If a loud noise made you jump, which structure was most likely responsible for this B) innervation of cardiac muscle Transcription factors increase or decrease gene transcription. She asks the nurse,"Why did this have to happen to me again? 31. d. cingulate cortex. Multiple sclerosis (MS) is a disease in which the myelin sheaths are destroyed. B) muscle contraction would occur a. improve working memory. likely to occur? 79. B) norepinephrine D) control the chemical environment around neurons Neuronal processes that normally conduct impulses toward neuron cell bodies are called and those that carry impulses away from neuron cell bodies are called. The substance released at axon terminals to propagate a nervous impulse is called a(n) ________. C) calcium The cells communicate by sending signals between different parts of the brain, and the neurons can interface with gray matter nuclei. c. provide the defense for the CNS. In which area of the neuron is an action potential initially generated? How are women stereotyped by men in Lamb to the Slaughter by Roald Dahl? High metabolic rate C. Require continuous supplies of glucose and oxygen D. Extreme longevity E. No exceptions; all of these are characteristic of neurons. 1.Sensory. c. pons. b. Preganglionic neurons are short and synapse in ganglia located near the spinal cord. When a gene is activated, a specific DNA segment is unraveled and transcribed onto: Which of the following is not true about the cerebral cortex? 59. B) excitatory potential Which of the following is not characteristic of neurons? The synaptic cleft b. b. cause aggressive behavior. 1. Tell why you think so. 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. d. None of these are correct. Neurons that lie between sensory neurons and motor neurons are called ________. What is the role of acetylcholinesterase? Cells may have long extensions. negatively charged and contains less sodium. Its axon, the postganglionic axon, extends to the effector organ. c. striations present are due to the orderly arrangement of actin and myosin. a. A. Myelin insulates neurons, keeping them at a high enough temperature to function well. B. b. cerebrospinal fluid. D) positively charged and contains more sodium. C) neurotransmitter 12. The frequency of impulse transmission indicates the stimulus intensity and the brain responds appropriately. In what way does the interior surface of a cell membrane of a resting (nonconducting) neuron differ from the external environment? D) erratic transmission of nerve impulses, Which of the following is not a chemical class of neurotransmitters? c. Ganglia 69. (a) Cell body (b) Dendrites (c) Axon (d) All of the above are structural features of a neuron. c. Proteoglycans Therefore, the axon can release one or more neurotransmitters simultaneously, creating singular or multiple events. a. astrocytes play a role in neurotransmission. Saltatory conduction is made possible by ________. Which of the following is not a function of the autonomic nervous system? Select the correct statement regarding synapses. c. hippocampus. The majority of these axonal knobs are shown to be "firing." A. neuronal fibers; axons B. axons; dendrites C. dendr. c. they form an insulating material around axons. having a low appetite. Which of the following is not a special characteristic of neurons? Which of the following describes the ANS? The parasympathetic division includes the splanchnic nerves. a. Amygdala Group C fibers are not capable of saltatory conduction. Describe which neurons are considered cholinergic in both the parasympathetic and sympathetic divisions. mastering a&p- chapter 11 (part of 12) EXAM 5, Anatomy & Physiology Test 2: Tissues & Integu, UTA Biol 2458- A&P 2 Aranda Test review 1, Mastering Homework Questions and Notes: Actio, The Language of Composition: Reading, Writing, Rhetoric, Lawrence Scanlon, Renee H. Shea, Robin Dissin Aufses, Edge Reading, Writing and Language: Level C, David W. Moore, Deborah Short, Michael W. Smith. The actual cause of the neurodegenerative component of the disease is however unclear. Contains lymphatic vessel. a. cerebral aqueduct. If physicians found that inflammation had caused damage to the blood-brain barrier, which hippocampus, which of the following would most likely be the result? d. astrocytes. Study with Quizlet and memorize flashcards containing terms like Which of the following is not characteristic of neurons? 23 We detected neurons and extracted temporal components from the calcium imaging data (Figure 2 C) with the CNMF-E toolbox. Which nerve cells carry impulses from the brain to the muscles? a. Functional genomics c. midbrain. According to the humidity characteristics of PEMFC, Vinu et al. A second nerve impulse cannot be generated until ________. c. interneurons make inhibitory connections with damaged neurons. a. Activation of preganglionic sympathetic neurons Neurons may be classified according to several characteristics. However, the neuron in question does not transmit an impulse. c. afferent neuron. 2. 35. A) the membrane potential has been reestablished It also affects your cerebellum, the part of your brain that controls movement and balance. B) Specific potassium gates will open. depolarized to Neurons can function optimally for over 100 years. What portion of the neuron receives signals from other neurons? b. M3 A) the impulse would move to the axon terminal only. Neurons are the cells that make up the brain and the nervous system. A) sodium True or False, The action potential is caused by permeability changes in the plasma membrane. Aim: The Combining Mechanisms for Better Outcomes randomized controlled trial assessed the effectiveness of various spinal cord stimulation (SCS) modalities for chronic pain.