Which event listed above is the point at which myasthenia gravis interrupts the process? Explain why.

Q: What is the importance of acetylcholinesterase in thesynaptic cleft? What would occur if…

A: A synapse can be described as an area where two neurons exchange chemical signals with each other.…

Q: In multiple sclerosis, nerve fibers in the CNS lose their myelin. Explain why this loss affects…

A: The nervous system plays an important role in transmitting the reflexes from the tissues to the…

Q: Interneurons can act as “switches” that enable a movement to be turned on or off under the command…

A: Neurons are responsible for communication between different parts of the body. It is studied under…

Q: The condition lissencephaly (liss′-en-SEF-ah-lee; “smooth brain”) is characterized by a lack of gyri…

A: Neurogenesis is the development of the neurons or the nerve cells by the neural stem cells(NSCs)…

Q: What is kind of remarkable about the neurons in humans whose cell bodies originate in the spinal…

A: Neurons are cells within the nervous system that transmit information to other nerve cells, muscle,…

Q: When their second child was born, Kiko and Taka were told their baby had spina bifida and would be…

A: Spina bifida is a congenital birth defect of the neural tubes characterized by the incomplete…

Q: The myelination of central and peripheral axons occurs rapidly through the first few years of life.…

A: The function of myelin is to secure and protect these axons and upgrade the transmission of…

Q: A patient has been experiencing numbness and pain in their hands and feet during the winter. They…

A: Fine motor control - It include Cutting out shapes with scissors, Drawing lines or circles, Folding…

Q: Give an anatomical explanation of why a stroke in the right cerebral hemisphere can paralyze the…

A: Introduction: Stroke is a condition in which the supply of blood to the body part such as the brain…

Q: You are observing in a Physical Therapy clinic and a patient presents with back pain. The images…

A: A ‘reflex arc' is the path that nerve impulses follow to trigger a reaction. Because this process…

Q: A new drug is developed that prevents the demyelination occurring in the progress of multiple…

A: The objective of the question is to identify the type of cell in the central nervous system that is…

Q: What are the two basic ways in which alpha motor neurons are controlled at the level of the spinal…

A: Alpha motor neurons are huge, multi-polar motor neurons present in the brainstem and the spinal…

Q: You see a patient who has Guillian-Barre Syndrome, a disorder where the body destroys Schwann cells.…

A: In case of Fuillian Barre syndrome , found combination of elevated proteuns leveld and normal…

Q: A disease in which changes in the basal ganglia cause a shift to more inhibition of the thalamus by…

A: A disease in which changes in the basal ganglia cause a shift to more inhibition of the thalamus by…

Q: Provide the neurological explanation for the following:You eat a big lunch, then go for a jog,…

A: Our autonomic nervous system has 2 divisions: sympathetic concerned in fight or flight response that…

Q: Which is the only cranial nerve (CN )that innervates visceral organs in the thoracic and…

A: Nerves originating from the brain are known as the cranial nerves. They are in 12 pairs. Cranial…

Q: Watch this animation (http://openstaxcollege.org/l/braindevel) to examine the development of the…

A: The neural tube’s anterior end during embryonic development enlarges to form the primary vesicles,…

Q: What would a neuropathy of a cervical somatic motor nerve to expected to cause? brisk reflexes…

A: Autonomic and somatic nervous system are parts of the PNS (peripheral nervous system). The somatic…

Q: Read the background and clinical scenario below to answer this question. Background The Herpes…

A: Shingle is a viral disease caused by the varicella-zoster virus. It is the same virus that causes…

Q: Match the names of the cells in column B with the function they perform, shown in column A.Column A…

A: The central nervous system can be defined as the type of organ system which includes nerves, the…

Q: 47- Damage of motor neuron cortices on the left side of brain will cause: a- Left flexor muscles to…

A: Introduction: The cerebral cortex of the brain has three regions of function, namely Sensory, motor…

Q: Is the cnidaria derived from the cnidoblas yes or no?

A: Cnidarians or Coelenterates are mostly marine organisms and includes corals, hydras, and jellyfish.

Q: What could be the reason why the cerebellum of the frog/toad is relatively smaller compared to those…

A: The cerebellum (sometimes known as the "small brain") is a region at the rear of the brain that lies…

Q: What process assures that the spinal cord has the right number of axons to innervate all the muscle…

A: The spinal cord forms part of the central nervous system. It starts from the brain stem and extends…

Q: You are recording from neurons in a non-human primate and have noticed that these neurons fire in…

A: In the neurological system, neurons are specialised cells that carry electrical and chemical…

Q: Given the following events:(1) Action potentials from the cerebellum go to the motor cortex…

A: Action potential is a immediate change in the state of the membrane potential.This occurs when a…

Q: List two defects of neural tube closure.

A: Introduction: Birth malformations affecting the brain, spine, or spinal cord are called neural tube…

Q: Which of the following statements ACCURATELY describe spinal cord organization. α-motor neurons are…

A: The spinal cord is the long bony structure made up of nervous tissue that connects the brain with…

Q: Upper motor neuron lesions are related to spastic paralysis. True/False

A: Spastic paralysis is a type of paralysis in which muscle movement is disabled. Spastic paralysis is…

Q: True or false? Dorsal root ganglion cells are the largest source of input to alpha motor neurons. O…

A: Nervous system is responsible for communication, regulation and coordination of activities in the…

Q: Which of the following is not synonymous with the others? pyramidal tract neuron lower motor neuron…

A: Motor neuron, as the name simplifies is the type of neuron that conducts movement. There are upper…

Q: Explain how the mitogenic effects of Shh are important in cerebellar development

A: Answers :  shh stands for Sonic hedgehog. This acts as a ligand for patched receptor. Shh are not…

Q: As compared to the rest of the body, the face and the hand are mapped in the primary motor cortex in…

A: In humans, the primary motor cortex is the portion of the frontal brain located on the anterior wall…

Q: A laboratory experiment is set up where you have two fully functional nerves properly aligned so…

A: When there is a rapid rise and then fall in the membrane potential or voltage across the membrane of…

Q: When removing cerebrospinal fluid during a spinal tap, the needle is inserted below L2. Explain why…

A: The spinal cord is covered by membranous coverings, which are made up of three layers i)dura mater,…