What does the axon do - Study guides, Class notes & Summaries

Afferent - Towards (towards the spinal cord) Efferent - Away From (away from the spinal cord) Which nerves are incapable of regeneration? - Neurons in the Central Nervous System (CNS) do not divide and injury causes permanent loss. Which injury to nerves has better outcomes? Crushed or Severed/Cut - Crushed nerves recover better How do peripheral nerves repair themselves? - Axonal Reaction Name 8 local changes that occur when an axon is severed - 1. Cut end retracts and the axolemma cove...

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...

NURS 5334 Final questions and answers 100% correct 2022Prescribing basics Prescribing is regulated by state BON Proper RX Providers name and address, Telephone DEA Pt name/DOB/Addres Name of Drug, strength, SIG(directions) with indication/Route and frequency, Quantity and signature. Drug Schedules: Most addictive to least 1: Heroin,LSD, MJ 2: hydrocodone, cocaine, Methamphetamine, methadone, oxycodone, meperidine, fentanyl, adderall, ritalin 3: codeine, ketamine, testoste...

WVU Biology 102 Exam 5 Questions and Answers Already Passed What are the functional units of the nervous system? neurons Basic structure / function of the neuron - dendrites, cell body and axon. Dendrites- receive impulses from the synapses of other Axon- place along which the message is sent. Long rope like object. Myelin Sheath- cover around the Axon, increases the speed of the message sent. What happens during an "action potential"? Sodium (Na) start out and then rushes in- ...

Electrolysis & Laser State Exam Study Guide Rated A+ What is Stress? accelerated heart beat; secretion of adrenaline and noradrenaline (Adrenal Medulla) What does the parasympathetic nervous system do? Rest & Repose (Peaceful). Ex. heart rate, pupils dilating, breathing What does the sympathetic nervous system do? Fight or Flight. Controls body's unconscious functions. What is pain threshold? degree of pain sensation beyond which the intensity of pain becomes consciously u...

Biology 112 Exam 4-Marvin Latest Update Graded A+ What process do plants use to convert sunlight into chemical energy? Plants use photosynthesis to convert sunlight into chemical energy in the form of glucose. How do herbivores obtain energy from plants? Herbivores obtain energy by consuming plant material, breaking it down in their digestive systems to extract nutrients. What role do decomposers play in an ecosystem? Decomposers break down dead organic matter, recycling nutrient...

ATI-TEAS Practice Tests Nov 2022. aka the windpipe - is a cylindrical portion of the respiratory tract that joins the larynx with the lungs connects the throat to the stomach - when someone swallows, this contracts to force the food down into the stomach - like other structures in the respiratory system, this structure secretes mucus for lubrication (1) Identify the tissue(s) that is/are striated (2) Identify the tissue(s) that is/are NOT striated a) cardiac b) smooth c) skel...

HESI A2 Anatomy and Physiology. 1. Anatomic position 2. Which of the following is a structure found in the upper respiratory? 3. A person who has damage to their ulnar nerve will have decreases sensation in 4. Which bone dose not articulate with any other bone? 5. Which of the following statements best describe endocrine glands? 6. Diet is important because bone are storage places for 7. Which organ is part of both the male reproductive system and the urinary system? 8. Red blood cell production...

OCCTH 585 Neuro Questions and Answers Already Passed Information flows through neurons from ____ to ____ in the neuron dendrite; axon _____ bring a cell to threshold while _____ bring a cell further from threshold EPSPs; IPSPs What 3 main things is neuroplasticity capable of? - changing the properties of neurotransmission - changes in cell properties - structural/ anatomical changes of cells How does neuroplasticity change the properties of neurotransmission? (2) - change in tra...

CSULB BIOL 207 Lab Final StudyWhat is the function of skeletal muscle? - correct answer Contracts to cause bone movement What are the structures of the skeletal muscle? - correct answer Tendons and muscle fibers What does muscle fibers contains? - correct answer Bundles of protein filaments What are the two protein filaments in muscle fibers? - correct answer Actin (Thin) and Myosin (Thick) What does the Sliding Filament Model state? - correct answer Actin and myosin DO NOT shorten, ...