PPT-Muscle Tissue J. Matthew Velkey, Ph.D.

mattvelkeydukeedu 452A Davison Duke South Muscle Tissue I Striated Muscle regularly arranged contractile units A Skeletal Muscle long cylindrical multinucleated cells with peripherally placed nuclei Contraction is typically quick and vigorous and under voluntary control Used for locomotion mastication and phonation. PHT 1261C Tests and Measurements. Dr. Kane. Definitions. Tone. Factors affecting tone. Postural Tone. Hypertonia. Hypotonia. Dystonia. Spasticity – velocity dependent. Clasp knife response. UMN syndrome. Composed of cells that are highly specialized to shorten in length by contractility.. Made up of cells that are called . myocytes. .. Elongated in one direction (muscle . fibres. ).. Special Terms. Plasma Membrane . Form metabolic and structural connections between other tissues… nutrition and support. Forms a protective sheath around organs and helps insulate the body…cushion. Acts as a reserve for energy…storage. Connective Tissue - Recall. Epithelial Tissue (yesterday’s material). Basement Membrane. Connective Tissue. Three common types of cells found in connective tissue matrix:. 1. . Mast cells . – prevent blood clots. It can be seen in the birth of Christ that Herod’s rejection of the Christ child, the legitimate King of Israel was a foreshadowing of the Jewish rejection of the Messiah.. . John the Baptist. :. Repentance in Greek means to “. Chapter 6. Time for a Movie.  . Discovery . Channel . Pushing the Limits: Muscle Fibers.  . 10:39: Describe skeletal muscle fibers (muscle cells)..  . 11:21 How many skeletal muscle fibers do we normally use at any one time?. Contractile. Made of contractile proteins. Cells are called fibers. Skeletal Muscle. 40% of body weight. Under voluntary control; attached to skeleton. Striated, or banded, appear. ance. Cells have multiple nuclei. Duke University School of Medicine. Andrew Alspaugh, MD. Department of Medicine. Infectious Disease Division. Duke University School of Medicine. Pneumonia:. Pathophysiology and Clinical Manifestations. m. att.velkey@duke.edu. . 454A Davison, Duke South (Green Zone). Human Limb Development. 5 weeks. 6 weeks. 8 weeks. Limbs develop from paraxial (. somitic. ). and lateral plate mesoderm. From . somites. Muscles and Muscle Fiber. Structure.     . Muscles are composed of many fibers that are arranged in bundles called FASCICLES. Individual muscles are separated by FASCIA, which also forms tendons. soft tissue. found in most animals. . Muscle cells. contain . protein. filaments of . actin. and . myosin. that slide past one another, producing a . contraction. that changes both the length and the shape of the cell. Muscles function to produce force and . Syed Asaad Hussain. Spencer Ryan Keilich. Stephanie Jo Lindow. Shreyas Renganathan . Overview. Background. Significance . Drug Approval Process. Background Research. Current Devices. Project Direction. STAGE I Intact skin with non-blanchable redness of a localized area usually over a bony prominence. Darkly pigmented skin may not have visible blanching; its color may differ from the surrounding are The muscular . tissue consists . of all the muscles of the body. These make up . almost 42. % of total body weight, and are composed of . long cells . known as fibers. The fibers are different lengths and vary in color from white to deep red.