Skeletal and Muscular System

Atlas rests and rotates freely on the peg-like odontoid process of the axis by the rotating or pivot joint.

Saddle joints are poorly developed ball and socket joints found between metacarpals and carpals of thumb.

Synovial fluid is a sticky and lubricating fluid filled in the cavity of synovial capsule and provides lubrication at the junction of two bones.

Ball and socket joint allows free movement in all directions.

Cartilaginous joint is found both between vertebrae and in pubic symphysis region.

This is a joint found between the lower jaw and skull.

The joint between skull and lower jaw is gomphosis.

Hinge joints are found between the phalanges of digits.

Slipped disc is caused due to displacement of vertebrae of vertebral column due to mechanical injuries in ligaments which hold them together.

Hyaline cartilage is found at bone endings of bones joined by perfect joints.

This is the correct option. 

Worms are invertebrates, meaning they lack a backbone or any internal skeletal structure made of bone.

The ethmoid bone is a bone in the skull separating the nasal cavity from the brain. It is cubical in shape and is a lightweight bone.

This pelvis is a female pelvis with masculine features, including a wedge or heart shaped inlet caused by a prominent sacrum and a triangular anterior segment.

Sutural bones are very small bones located specifically within the sutural joints, between the cranial bones. These bones are also known as wormian bones, are the marker for some diseases and are important in the primary diagnosis of brittle bone disease.