Dendrites and axons - Study guides, Class notes & Summaries

Neuroscience EXAM 1– USA (Latest 2023/ 2024 Update) Exam Prep with Questions and Verified Answers| 100% Correct| Grade A Q: sulcus limitans Answer: works to divide dorsal from ventral tube Q: defects during migration stage of development Answer: dyslexia, lissencephaly (smooth brain) Q: cranial nerve development Answer: 1st: swallow & gag (14 weeks)-->V, VII, IX, X, XII 2nd: visual motor (25 weeks)-->II, III, IV, VI 3rd: hearing (28 weeks)-->VIII ...

Why is myelin important in the nervous system? A. It allows signals to travel faster along axons because depolarization occurs only at myelinated locations. B. It allows signals to travel faster along axons because depolarization occurs only at nonmyelinated locations. C. It bundles the dendrites of adjacent neurons together. D. It increases capacitance across the cell membrane, which helps electrical signals to leave the axons. E. It traps neurotransmitters, increasing their concentratio...

Bio 203 Final Exam Review 115 Questions with Complete Solutions Nerves are __________ of the nervous system. A. organs B. tissues C. organ systems D. organelles E. cells - Correct Answers a. organs The term "nerve fiber" refers to a(n) __________. A. nerve cell B. organelle in nerve cells C. organ D. axon E. bundle of macromolecules in nerve cells - Correct Answers d. axon What is the primary site on a neuron for receiving signals from other neurons? a. the ax...

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...

How does dendritic pruning change the function of the cell? - ️️It changes the size and shape of the cell, which therefore changes the function. The ______________ you move someone with spasticity through ROM, the more likely you will feel resistance. - ️️Faster What drives guide cells turning on and off? a) Neurotrophins b) Chemoattractants c) Hormones & internal clock d) Filopodia - ️️c) Hormones & internal clock What are 3 pieces of evidence that we have to support that n...

Which part of the nervous system should a nurse identify as playing a major role during stressful situations? A) Sympathetic nervous system B) Parasympathetic nervous system C) Somatic nervous system D) Peripheral nervous system Correct Answer-Sympathetic nervous system Which cerebral structure should a nursing instructor describe to students as the "emotional brain"? A) The cortex B) The limbic system C) The left temporal lobe D) The cerebellum Correct Answer-The limbic system ...

Bios 286 - Exam 1 Questions and Answers 100% Pass Functions of the brain - Correct Answer ️️ -central control of organs, consciousness, movement, problem solving, emotions, speech, perception Two types of cells in nervous system - Correct Answer ️️ -Neurons and glial cells Main purpose of neurons - Correct Answer ️️ -Receive and transmit info, sense environment, and muscle response Main purpose of glial cells - Correct Answer ️️ -Insulate neurons, transport nourishment, an...

Hondros Bio 253 Latest Version with Complete Solutions Layers of the skin epidermis, dermis, hypodermis Stratum Corneum Protective durable overcoat, waterproof, tough, relatively insensitive to biological, chemical and physical assault. Stratum Lucidum visible only in thick skin, few layers thick, dead clear cells Stratum Granulosum 3-5 layers of thick keratinocytes flastten out Stratum Spinosum overlies the stratum basale, cells come from the basale, filaments u the cells th...

HUBS 191 Progress Test II Latest Version Graded A Nervous system cells neurons and glia Neuron input zone dendrites and cell body Neuron summation zone axon hillock Neuron conduction zone axon Neuron output zone axon terminals Axon hillock decides whether to pass on information Tract axon bundles in CNS Grey matter cell bodies in CNS White matter myelinated axons in CNS; commissural, projection, and association tracts Ganglion groups of cell bodies in PNS Nerv...

CSCC Psychology 1100 Final Exam| latest full testbank with complete solution | GRADED A+ Study of behavior and mental processes - Psychology The __________ approach emphasizes unconscious thought, the conflict between biological drives (such as the drive for sex) and society's demands, and early childhood family experiences. Practitioners of this approach believe that sexual and aggressive impulses buried deep within the unconscious mind influence the way people think, feel, and behave. - ...