Nodes of ranvier - Study guides, Class notes & Summaries

Test Bank Stahl’s Essential Psychopharmacology 5th EditionTable of Contents Chapter 1 Chemical neurotransmission ............................................................................................... 1 Chapter 2 Transporters, Receptors, And Enzymes As Targets Of Psychopharmacological Drug Action 8 Chapter 3 Ion Channels as Targets Of Psychopharmacological Drug Action ..................................... 15 Chapter 4 Psychosis and schizophrenia ...........................................

Test Bank Stahl’s Essential Psychopharmacology Neuroscientific Basis and Practical Applications 5th EditionTable of Contents Chapter 1 Chemical neurotransmission .............................................................................................................................. 1 Chapter 2 Transporters, Receptors, And Enzymes As Targets Of Psychopharmacological Drug Action..... 8 Chapter 3 Ion Channels as Targets Of Psychopharmacological Drug Action .....................................

1. Which branching structures carry information toward the cell body of a neuron? a. Synapses b. Axons c. Dendrites d. Nodes of Ranvier ANS: C 2. What is the name of the enzyme that destroys acetylcholine? a. Dopamine b. ACh c. Acetylcholinesterase d. Norepinephrine ANS: C 3. What term describes the hopping of the action potential (nerve impulse) along the axon from one node (of Ranvier) to the next? a. Myelination b. Depolarization c. Saltatory conduction d. Repolarization ANS:...

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...

T/F: Cardiac muscle contraction is considered to be voluntary movement. - Answer-False It moves involuntarily. T/F: In the gastrointestinal tract, smooth muscle is the major muscle type. - Answer-True T/F: In our body, approximately 8 liters of intestinal juices are secreted into the GI tract daily, but only 100 ml of water is secreted into the feces. - Answer-True T/F: Normal movement of blood flow in the heart is: left atrium-left ventricle-lung-right atrium-right ventricle. - Answer...

EXPH 386 Exam 3 Latest Update Graded A+ coordination and integration of the muscles of the body together with the nerves that supply them Neuromuscular system Cell body (soma) action dictates the critical firing rate of the action potential Cell body (soma) contains what structures involved in replication and transmission of the genetic code Are larger cell bodies (somas) associated with higher or lower critical firing rates? higher short neural branches that receive impulses...

Central Nervous System -Correct Answer "general" of the body; integration of sensory input and origin of motor responses • brain • spinal cord Peripheral Nervous System -Correct Answer body; sensory input and motor output • nerves • sensory receptors • motor neurons sensory receptors -Correct Answer Afferent neurons → Admit signals differentiated based on location • somatic • visceral somatic sensory receptors -Correct Answer receptors and neurons that ar...

12 Cranial nerves 1. Olfactory 2. Optic 3. Oculomotor 4. Trochlear 5. Trigeminal 6. Abducens 7. Facial 8. Vestibulocochlear 9. Glossopharyngeal 10. Vagus 11. Accessory 12. Hypoglossal Afferent nerves sensory nerves that carry impulses from the cells, tissues, and organs to the CNS system. Previous Play Next Rewind 10 seconds Move forward 10 seconds Unmute 0:01 / 0:15 Full screen Brainpower Read More Efferent nerves carry impulses from the CNS to cells, t...

hat are the major components of a neuron? - Answer axon cell body dendrites Gaps in the myelin sheath that allow for the propagation of action potentials are called - Answer Nodes of Ranvier The spinal cord is made up of - Answer white matter and unmyelinated grey matter The outer most layer of the meninges is the - Answer dura mater

List the order of the body organization: Cell, tissue, organ, organ system, and organism. Where are osteocytes found? Lacunae Where are the Nodes and Ranvier found? On myelinated axons Neuroglial cells that line the cavities of the brain are the______? Ependymal cells What bone cell type is responsible for producing the bony matrix and ossification of bone? Flat bone Which muscle type is under conscious control? Skeletal muscle How many pairs of false ribs are there...

The person at highest risk for traumatic brain injury (TBI) is: a. black and economically disadvantaged. b. male and disabled. c. female and 20 years of age. d. an economically advantaged young adult. a. black and economically disadvantaged. Those at highest risk for TBI are children 0–4 years of age, older adolescents aged 15–19 years, and adults aged 65 years and older. Males have the highest incidence in every age group. TBI is highest among black and in lower- and median-income ...

Science Olympiad Anatomy and Physiology Latest Update graded A+ Dendrite Receive stimulus and carries it impulses toward the cell body. Cell Body with nucleus Fiber which carries impulses away from cell body schwann cell cells which produce myelain or fat layer in the PNS Myelin Sheath Lipid layer around the axon; which insulates the axon Node Ranvier Gaps or nodes in the myelin sheath impulse -self propagating -mechanism, potassium and sodium pump synapse -junction betwee...