What is the crest in anatomy?
Crest – A raised or prominent part of the edge of a bone. Crests are often the sites where connective tissue attaches muscle to bone. The iliac crest is found on the ilium.
What bones have a crest?
Explanation: A Crest is a ridge or raised surface on the skeleton. Two examples of crests in the body would be the Iliac crest which forms the top of the pelvic bone. And the Medial Sacral Crest on the sacrum which are created by the spinous process of the fused vertebrae that form the sacrum.
What is a ridge in a bone?
In anatomical terms, a bone ridge denotes an elongated border at the meeting point of two bones. A linea ridge, such as the femur’s linea aspera or the skull’s superior temporal line, appears as a faintly raised line. A crest ridge is similar to a linea ridge, but is more prominent, as in the iliac crest of the hip.
What is the function of crest?
The sagittal crest serves primarily for attachment of the temporalis muscle, which is one of the main chewing muscles. Development of the sagittal crest is thought to be connected to the development of this muscle.
Which is an example of a crest?
The definition of a crest is something that is located at the top of something or someone or a symbol of a family name. An example of crest is the comb on a rooster’s head. An example of crest is Mount Lyell in Yosemite. An example of crest is feathers in the top of a medieval helmet.
What is a crest Science example?
What is an example of crest in science? Frequency: Crest is defined as to reach the highest point of something. An example of crest is water reaching its highest level in a stream.
Does the sacrum have a crest?
Surfaces of the Sacrum
The median sacral crest forms from the fusion of the first three sacral spinous processes. It serves as the attachment point for the supraspinous ligament. The intermediate sacral crests form by the fusion of the articular processes.
What is an animal crest?
1 : a showy tuft or process on the head of an animal and especially a bird. 2 : a process or prominence on a part of an animal body: as. a : the upper curve or ridge of the neck of a quadruped (as a horse) also : the mane borne on such a crest.
What is epicondyle?
noun. Anatomy. a rounded protuberance at the end of a bone, serving as a place of attachment for ligaments, tendons, and muscles.
Is tubercle and tuberosity the same?
Tubercle vs tuberosity
A tubercle is a small rounded prominence, often a site of tendon or ligament attachment e.g. adductor tubercle of the femur. A tuberosity is larger, found in varying shapes and often rough in texture. The ulnar tuberosity is one example.
What is the eyebrow bone called?
browridge, also called supraorbital torus, bony ridge over the eye sockets (orbits).
Do human bones have ridges?
Human Anatomy and Physiology Lab (BSB 141)
Most bones have some combination of bumps, ridges, projections, depressions, cavities, and holes in them that help them carry out their functions.
Where is the crest located in the body?
A crest is any of various anatomical features appearing as a raised point or ridge, most prominently those on the head or back of an animal.
Which species has a sagittal crest?
The sagittal crest is a prominent ridge of bone that projects superiorly (upwards) from the cranial vault along its midline, most commonly seen in adult male gorillas and orangutans.
Do baboons have a sagittal crest?
A sagittal crest is present in about one adult male monkey in ten, but never in adult females. … In the adult male baboon, the nuchal shelf may extend uninterruptedly from mastoid to mastoid, and may project as much as 0–5 cm. In some males and in all females it extends for only a short distance behind the mastoid.