Muscle tissue.
<P>
<Li> Skeletal muscle is responsible for voluntary movement.
<Li> Smooth muscle is responsible for involuntary body activities.
<Li> Cardiac muscle is responsible for contraction of the heart.
<P>
   Review:  <A ClAsS=ACT Href="http://media.pearsoncmg.com/bc/bc_campbell_biology_7/media/activities/load.html?40&amp;E" oNClick="popact('http://media.pearsoncmg.com/bc/bc_campbell_biology_7/media/activities/load.html?40&amp;E');txtcolor('muscle4','gray');return false;" Id=muscle4><iMg sRc="/images/tutorial.gif" aLt='' boRDer=0></A>