Answer the following questions and provide References to your answer for each question. A. Enumerate the different parts of multipolar neuron and their specific functions.
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- Please provide approximately one paragraph b them discuss the following two questions about neurons. Question 1: Is there a relationship between the morphology (shape) and function of a neuron? Question 2: Many neurons differ in appearance due to the number of dendrites they have. What would be the advantage to a neuron to have multiple dendrites?Answer the following questions in regards to chemically gated ion channels in neurons: a. What is the chemical signal received by these channels? b. Where on the neuron will you find these channels? c. Describe how these channels open and close in response to a chemical stimulus.Multiple sclerosis is a neurodegenerative disease in which the body’s immune system attacks and breaks down the white matter in the nervous system. A. What is another word (other than “white matter”) for the structure or type of cells that are affected in patients with MS? B. Given what these cells/structures do, what effect on neural transmission do you think MS has?
- You stick your tongue out to make your friend laugh. The structure of the brain that controls this movement, and the division of the nervous system it is part of, respectively are: Select one: a. the cerebrum and the autonomic nervous system b. the cerebrum and the somatic nervous system c. the medulla oblongota and the autonomic nervous system d. the medulla oblongota and the somatic nervous systemexcitatory and 15 inhibitory postsynaptic potentials appear simultaneously on the plasmatic membrane of motoneuron. Answer the question A and fulfill the task B:A) Will this neuron generate the efferent nervous impulses if the amplitude of single EPSP and IPSP appeared on the axonal hillock`s membrane equals 1 mV? Why?B) Name the state of this neuron and name the type of summationMatch the names of the cells in column B with the function they perform, shown in column A.Column A Column B(1) line the central cavity of the brain (a) astrocytes(2) form myelin in the CNS (b) ependymal cells(3) form myelin in the PNS (c) microglial cells(4) remove neurotransmitters in the CNS (d) oligodendrocytes(5) regulate ionic composition of thefluid around neurons in the CNS (e) satellite cells (f) Schwann cells(6) CNS phagocytes
- Answer the following questions in regards to voltage-gated channels in the neuron: a. What is the stimulus that opens/closes these channels? b. Where on the neuron will you find these channels?Please note these are all one question group and should be answered as such! Which of the following statements accurately defines epineurium? A. Fluid-filled space at a synapse through which neurotransmitters diffuse B. A vesicle containing neurotransmitters in the axon terminal of a neuron C. The CT sheath that binds together the groups of fascicles, blood vessels, and lymphatic vessels in a peripheral nerve D. The branch of the ANS that adapts the body for rest and digestion Which of the following statements accurately defines sacral plexus? A. The ventral rami of C1–C4 (and a small contribution from C5) that serve the head and neck B. The ventral rami of L1–L4 that serve the pelvis and lower limb C. The ventral rami of C5–T1 that serve the upper limb D. The ventral rami of L4–S4 that serve the pelvis and lower limbAnswer all questions. ONLY CHOOSE ONE ANSWER a) The below picture represents what neural pathway? b) The neural pathway represented carries info about discriminative touch? c) The neurone "G" represents what structural class of neurone: unipolar, multipolar or bipolar d) Neurone B represents what structural class of neurone: unipolar, multipolar or bipolar e) Which letter represents structure located in dorsal root ganglion? f) Neural pathway below transmits impulses to which final destination? a) Parietal lobe, b) frontal lobe, c) occipital lobe, or d) skeletal muscle. g) Neural pathway transmit impulses which terminate at what? a) motor cortex, b) somatosensory cortex, c) mechanoreceptors, d) thalamus, e) brainstem, f) skeletal muscle, g) cerebellum? h) Which letter represents structure that responds to mechanical stimuli e) Which letter represents structure that if damaged would affect the ability to sense information from right leg?
- Please answer all of the following questions in your own words, thank you: this assignment is on the nervous system and nervous tissue. Q1: Explain the differences between different types of graded potentials? Also, Categorize 4 major neurotransmitters by chemical type and effect? Q2:What are radial glial cells? Include in your answer: the embryonic structure in which they are found, their location in that structure, and their roles in development of the nervous system (name two roles).Label the 4 major regions of the neuron and describe their functions.
