Muscle Tissue

  • Joints between bones gives a skeleton its mobility with the bones themeselves acting as levers. But levers without a force are useless.
  • The driving force behind jont movement is derived from muscle action.
  • There are three types of muscle tissue in the human body:
Features Skeletal Muscle Smooth Muscle Cardiac Muscle
Type of Fibres Thick, long, unbranched, cylindrical Small, spindle-shaped Short, branching, cylindrical
Nuclei per cell Many, peripheral One, central One or two, central
Type of Striations Heavily striated Nonstriated Finely striated
Sarcoplasmic Reticulum Highly Organised Poorly Organised Poorly Organised
Motor End Plates Present Absent Absent
Type of Control Voluntary Involuntary Involuntary
Location Skeletal Muscle Hollow organs, respiratory, reproductive, urinary systems Heart