THE MUSCLES

The muscles

There are more than 650 muscles in the human body. They have many differents uses. There are two main groups of muscles.

Voluntary muscles are muscles we can control. These are skeletal muscles.

Involuntary muscles are muscles we can´t control. These are smooth muscles and cardiac muscle.

Voluntary muscles: face muscles, neck muscles, deltoids, biceps, abdominals, triceps, quadriceps, gluteals and calfs.

Involutary muscles: eyes, stomach, intestines, bladder, uterus, heart, liver, kidneys.