Fill in the Blanks The human bodyOnline version A text about the human skeleton and muscles used in a CLIL lesson (English and Science together). by lara baldini 1 body muscles tibia involuntary can't voluntary voluntary smallest radius skeleton ribs involuntary backbone skull bones can organs bones THE HUMAN BODY There are 206 in the human . The skeleton supports our and protects our . The bone in our head is called the . The bones in our body are the and the . The is in our arms and the femur and are in our legs . The bone is in the ear . Our bodies also have to help us move . There are and muscles , We control voluntary muscles , but we control involuntary muscles , The biceps , triceps and quadriceps are muscles , The heart is an muscle . Our muscles are important , too ! They connect the and help the skeleton move .