Skeletal System

Subject: Science

Coming Soon

All the bones are covered with a thin and delicate membrane called the periosteum which contains blood vessels to nourish the bones.
The cartilage of larynx helps in speech.
The inner part of a long bone is hollow and it is called medullary cavity.
Skeletal system contains red bone marrow in which red blood cell develops.
The skeleton present on the outer surface of the body is called exoskeleton.