Myelin sheath - Study guides, Class notes & Summaries

NURS 5315 Module 7 Study Guide with Complete Solutions 2024/2025 CNS made of - Correct Answer brain and spinal cord Peripheral Nervous System made up of - Correct Answer 12 pairs of cranial nerves + 31 spinal nerves Afferent Nerves - Correct Answer Sensory nerves that carry impulses from cells, tissues, and organs to the CNS Efferent Nerves - Correct Answer Carry impulses from the CNS to the cells, tissues, and organs. Neuron - Correct Answer Basic functional unit of the nervous sys...

NSCI 175 FINAL (ALL LEARNING OBJECTIVES) EXAM REVIEW QUESTIONS AND ANSWERS, GRADED A+ Explain the reductionist approach - -Breaking the topic of neuroscience down into smaller pieces (Cognitive, Behavior, Systems, Cellular, Molecular). Pros: can be more detailed; get a better explanation of the topics Cons: can bterm-0e hard to see the big picture Compare different levels of analysis in neuroscience research (molecular, cellular, systems, behavioral, and cognitive neuroscience) - -Mol...

1. What structure is part of the CNS: Brain Somatic nervous system Peripheral nerve pathways Cranial Nerves: Brain 2. Which of the following is an insulating substance for the neuron? Schwann Sheath Myelin Neurilemma Node of Ranvier: Myelin 3. Which neurons transmit impulses from neuron to neuron? Unipolar Sensory Motor Interneurons: Interneurons 4. Which term describes successive, rapid impulses received from a single neuron on the same synapse? Temporal summation Spatial summatio...

Penn Foster Anatomy & Physiology Questions and Answers Already Passed What is the main function of epithelial tissue in the body? To protect, absorb, and secrete substances. What is the role of the myelin sheath in nerve cells? To insulate the nerve fibers and increase the speed of nerve impulses. Which system is primarily responsible for transporting nutrients, gases, and wastes throughout the body? Circulatory system What is the function of osteoblasts in bone tissue? T...

Final Exam: NSG120/ NSG 120 (New 2024/ 2025 Update) Pathophysiology Complete Guide with Questions and Verified Answers| All Units Covered| 100% Correct| A Grade– Herzing Guillain-Barre syndrome - autoimmune disorder that causes destruction of the myelin sheath of neurons of the PERIPHERAL NERVES - often follows a viral infection or immunization - also known as: post-infection polyneuritis, acute idiopathic polyneuropathy, acute infectious polyradiculoneuritis QUESTION G...

NU 308 EXAM #3 Cardiac Part 1 Questions And Answers With Real Solutions Types of lipids (3) ANS triglycerides, phospholipids, cholesterols Triglycerides are used in ANS Energy metabolism Structural component of lipoprotein, blood clotting component, myelin sheath, cell membranes ANS Phospholipids Cholesterol is synthesized by ANS body cells; dietary intake of exogenous cholesterol Lipoprotein is a specialized fat-carrying proteins for plasma that encapsulate ANS Cholesterol and...

HUBS 191 progress test 2 Latest update already passed central nervous system nervous system consisting of brain and spinal cord peripheral nervous system nervous system consisting of peripheral nerves glia 'glue' provide support for neurons, 5 type, 4 in CNS, 1 in PNS neurons nerve cells, transmission of information dendrites recieve input, send info into cell body cell body contains nucleus and organelles axon carries electrical impulses, may/may not be myelinated a...

EXPH 386 Exam 3 Questions and Answers neuromuscular system - ANS ️️ coordination and integration of the muscles of the body together with the nerves that supply them cell body (soma) -peripheral - ANS ️️ dictates the critical firing rate of the action potential. Larger cell bodies are associated with higher critical firing rates. Also contain the structures involved in replication and transmission of the genetic code Dendrites - ANS ️️ short neural branches that *receive* impul...

Saltatory conduction is made possible by _____. A) large nerve fibers B) the myelin sheath C) biphasic impulses D) erratic transmission of nerve impulsesB) the myelin sheath Which part of the action potential occurs when the Na+ channels are inactivating and K+ channels open? A) depolarization B) repolarization C) resting state D) hyperpolarizationB) repolarization

Nerve Physiology Exam Questions and Answers Graded A NEURON - Correct Answer ️️ -It is a cell. NERVES - Correct Answer ️️ -Aggregation or combination of different axons of the nerve that has the same function. DENDRITES - Correct Answer ️️ -Projector of the cell body / soma. CELL BODY / SOMA - Correct Answer ️️ -Maintains the neuron's structure CELL BODY / SOMA - Correct Answer ️️ -Provides energy to drive activities. AXON - Correct Answer ️️ -Receives informatio...