GSEB Solutions for Class 7 Science and Technology – Musculo Skeleton System (English Medium)
There will be no definite shape and structure of the body if there will be no bones in our body.
Elbow, knee, shoulder and wrist have joints.
Shoulder, knee and elbow are flexible joints.
Wrist and leg muscles are inflexible joints.
Between bones and skin, we find a mass of tissue that contracts and relaxes. This type of tissue is called as muscle.
Skeleton is formed of bones and ligaments.
Ligaments are located where there are joints in the body such as knee joint and elbow joint.
Thigh bone is the longest and the strongest bone of the body.
Spinal cord is protected by the vertebral column.
Bones of the head or the skull protects the brain.
There are two types of joints found in our body. They are movable joints and immovable joints.
Rib cage protects lungs and heart.
Spinal cord is found in the vertebral column.
There are two types of muscles found in the body. They are voluntary and involuntary muscles.
If there were no bones in our body, then there will be no definite structure and posture of the body.