Nerve Tissue & Nervous System Assoc. What is the major function of this cell type? Start studying Histology Chapter 12: Peripheral Nervous System. 2. 1–4 Skin specimens are routinely obtained using a 3 mm punch biopsy at standard sites, including the proximal arm, distal arm, proximal thigh, distal calf, and dorsum of the foot. Myelin formation begins with extension of the Schwann cell cytoplasm and development of the inner mesaxon, which wraps around the … Set I a. MYELINATED NERVE FIBERS. Set I b. ... 4. insulates the nerve fibers d. dendrite 5. is site of the nucleus and the most important metabolic area e. myelin sheath Myelinated nerve fibers are ensheathed by myelin, greatly extended and modified plasmalemma of the Schwann cells (Figures 4 and 5).). SSB HISTOLOGY Nervous Tissue. They do not necessarily represent the quality of questions which will appear on the Unit evaluation. In this preparation, the sensory nerve fibers of the spindle are NOT visible, but the modified skeletal muscle fibers (intrafusal fibers), which are smaller than the muscle fibers proper (extrafusal fibers), are easily visualized -- 2 to 10 fibers are contained in a fluid-filled space within a discrete, external connective tissue capsule. Demonstration of a reduction in the Epidermal Nerve Fiber Density (ENFD) on punch skin biopsy is a highly sensitive and specific test for Small Fiber Neuropathy (SFN). Beside the SM is connective tissue (CT). The cellular unit of the nervous system is the neuron. Questions 1-36, Nerve cells, multiple choice. Nerve Tissue & the Nervous System: The human nervous system, by far the most complex system in the human body, is formed by a network of more than 100 million nerve cells (neurons), assisted by many more glial cells. Histology of exercise17 Nervous Tissue Review Sheet 17 195 1. Histology of nerve system 1. SELF-ASSESSMENT QUESTIONS. Questions 37-81, Nerve cells, true or false. Learn vocabulary, terms, and more with flashcards, games, and other study tools. NOTE: The following questions are designed for introductory drill. Smooth Muscle (SM) found in the large intenstine, with oval nuclei (N). Histology of peripheral nerve - Shotgun HistologyPeripheral nerves contain fascicles of nerve fibers consisting of axons. Prof Dr. Karim Al-Jashamy IMS/MSU 2010 2. Total Magnification: 200X ; Ojective Magnification: 20X.
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