Basic Human Biology

Muscular System

The largest system in the body, the muscular system in the body is located in almost all parts. The muscular system virtually controls all the movements. The muscles are unique, and very useful as they contract.

There are three different types of muscle tissue in the muscular system:

  • Cardiac Muscles
  • Smooth Muscles
  • Skeletal Muscles
Cardiac muscles are:

  • Striated fibers
  • Involuntary muscles
  • Found in heart


Function: - specialized cardiac muscles maintain consistent heart rate.

Smooth Muscles are:

  • Unstriated fibers
  • Involuntary muscles
  • Commonly found in the hollow organs like the stomach, the bladder and the respiratory passage.
  • It is commonly found in hollow organs such as the stomach
  • The bladder and the respiratory passages


Function: The smooth Muscles tissue’s force the object down to a certain path. Skeletal Muscles are:
  • Striated Fibers
  • Voluntary Muscles
  • Are found attached to bones


Function: helps in the movement of the body


Related Site
Begin Building Muscle - No-BS Begin Building Muscle and Weight Loss Training Guide. Includes Routines & Programs, Weight Training Tips, Dieting & Nutrition, Bodybuilding Supplements Reviews, Fitness Articles, Fitness Tracking, and more.