What is a protuberance on a bone called?

What is a protuberance on a bone called?

a : a prominence on the outer surface of the occipital bone midway between the upper border and the foramen magnum that with the external occipital crest gives attachment to the ligamentum nuchae. — called also external occipital protuberance, inion.

What is a protuberance in anatomy?

protuberance. That which is protuberant swelled or pushed beyond the surrounding or adjacent surface; a swelling or tumour on the body; a prominence; a bunch or knob; an elevation.

What are markings on bones?

Bone markings are projections and depressions found on bones, which help us to identify the location of other body structures, such as muscles. Their importance comes when we try to describe the shape of the bone or to understand how the muscles, ligaments and other structures affect this bone and vice versa.

What is a projection on a bone?

A projection is an area of a bone that projects above the surface of the bone. These are the attachment points for tendons and ligaments. In general, their size and shape is an indication of the forces exerted through the attachment to the bone.

What is a bony protuberance?

Explanation: The bony protuberance(s) at which the occipital bone articulates with the atlas (C1) are the occipital condyles. The external occipital protuberance, external occipital crest, and inion are all part of the occipital bone and serve as the attachment points for various muscles and ligaments.

Why does an adult not have as many bones as a child?

Babies have more bones than adults because as they grow up, some of the bones fuse together to form one bone. This is because babies have more cartilage than bone. As a person grows up, most of this cartilage turns into bone in a process called ossification. By adulthood, the skeleton has just 206 bones.

Is protuberance a medical term?

pro·tu·ber·ance A swelling or knoblike outgrowth. A bulging, swelling, or protruding part.

Is process a projection or depression?

A process (projection) on one bone may fit with a depression on a second bone to form a joint. Another process allows for the attachment of a muscle or ligament. Grooves and openings provide passageways for blood vessels or nerves.