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Unformatted text preview: An Overview of Muscles Skeletal Muscle Muscles can do only ONE thing . . . Attach to bone via tendons or aponeuroses Origin = stationary Insertion = mobile Belly = muscle mass Muscle Function Heat Stability Movement Control of body openings Muscle Architecture Parallel Pennate Circular Triangular Muscle Architecture Slow Oxidative (Type I) Fast Glycolytic (Type II) Innervation Motor unit Small motor units 36 fibers/neuron Large motor units 1000 fibers/neuron Muscles of the Back Splenius capitis Splenius cervicis Iliocostalis Longissimus Spinalis Semispinalis Semispinalis capitis Quadratus lumborum Multifidus ...
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This note was uploaded on 04/27/2009 for the course BIOL 240 taught by Professor Mcleod during the Spring '08 term at Kansas.
- Spring '08