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The Nervous System: Anatomy, Functions, and Disorders, Exams of Biomedicine

A comprehensive overview of the nervous system, covering its anatomy, functions, and various disorders. It delves into the structure and roles of neurons, including motor, sensory, and interneurons, as well as the central and peripheral nervous systems. The document also explores the development and decline of the nervous system, the function of the brain and its different parts, the cerebrospinal fluid, and the autonomic nervous system. Additionally, it covers several neurological disorders, such as alzheimer's disease, parkinson's disease, and various types of headaches. This detailed information can be valuable for students studying human anatomy and physiology, neuroscience, or related fields, as it offers a thorough understanding of the complex and vital nervous system.

Typology: Exams

2023/2024

Available from 08/24/2024

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Download The Nervous System: Anatomy, Functions, and Disorders and more Exams Biomedicine in PDF only on Docsity! A&P Ch. 24 The Nervous System with 100% Verified Solutions | Updated & Verified | 2024 nervous system - ✔✔must gather, store, and decipher both external and internal information neurons - ✔✔motor sensory inter motor neurons - ✔✔neurons that carry outgoing information from the brain and spinal cord to the muscles and glands efferent nerves - ✔✔"carrying away" motor neurons sensory neurons - ✔✔neurons that carry incoming information from the sensory receptors to the brain and spinal cord. Lack true dendrites afferent neurons - ✔✔"carry toward" sensory neurons Interneurons - ✔✔neurons within the brain and spinal cord that communicate internally and intervene between the sensory inputs and motor outputs nerve fiber - ✔✔axon of a neuron. a single elongated process. Schwann cells - ✔✔Supporting cells of the peripheral nervous system responsible for the process of regenerating tracts - ✔✔bundles of nerve fibers in the CNS nerve system development - ✔✔begins at 6 weeks nerve system decline - ✔✔verbal skills decline after 70. nerve cell count decreases. brain weight declines 10% between ages 20 or 30 - 90. Synapse - ✔✔A junction where information is transmitted from one neuron to the next. Central Nervous System (CNS) - ✔✔consists of the brain and spinal cord. (gray and white matter). receives impulses from the entire body, processes the information, and responds with appropriate actions. brain - ✔✔the largest mass of nervous tissue in the body at about 3 lbs. (Males slightly larger) Meninges - ✔✔three protective membranes that surround the brain and spinal cord Cerebrum - ✔✔Largest part of the brain; responsible for voluntary muscular activity, vision, speech, taste, hearing, thought, and memory. composed of both gray and white matter. cerebral hemispheres - ✔✔the two sections of the cortex on the left and right sides of the brain Lobes of the brain - ✔✔frontal, parietal, occipital, temporal