muscle Shapes & Contractions.pdf

Muschar system A Functions Movement - body Maintain - - Stabilization Joint Heat - movement generation * Muscle tissue - Made 3 types - - - of of contractive muscle skeletal-connect cardiac-walls tissues to (muscle tibes) cells : bones of heart smooth-walls of blood H...

Muschar system A Functions Movement - body Maintain - - Stabilization Joint Heat - movement generation * Muscle tissue - Made 3 types - - - of of contractive muscle skeletal-connect cardiac-walls tissues to (muscle tibes) cells : bones of heart smooth-walls of blood Hallow organs ressers and A Skeletal helps - cardiac Contract in - to - * movement/ stability voluntary - * with rhythmic way to Pump blood body . Involuntary muscle smooth - Blood I vessels contract ↓ - control Hollow L L blood flow organs peristaltic contracts Moves one - walls contents of direction involuntary organs in * Arrangement - -> * muscles Skeletal Fascicles Types of · in of fascicles - - consists arranged fascicle in of muscles fascicles different arrangement patterns : Parallel Strap-like * * · fusiform convergent * * origin of muscle Fasiciles # enden converge of toward the insertion * BiPennate - feature Oblithe fibers - en beth sides of tendo * multipennale - - Fascicles Attaching in to different a branched directions central tenden * circular - - * surrend of constriction work muscles desired * body can't muscle * Muscles opposite opening to better during to contraction bring out movement Muscle * Ander openings the reverse must unde with opposite sides of joint movement it action actions lie on Produces - transverse * (T-tubules ) tubules project Sakolemma from to center of muschs filaments * long Sarcoplasm A Thick , called contain thin filaments myosin fill myofibrils acting filaments (arranged into Sacromeres ( - thich filaments (myosin) A tail * each I with head head has ATP , activ binding sizes - thin (acin) filaments * Tropomyesin : contraction by at musin , Site to blocker , prevents disabling attachment action