What is a Linea in anatomy?
anatomy a long, narrow mark, strip, or streak distinguished from the adjacent tissues by color, texture, or elevation. See also: linea.
What is pubic line?
Anatomical terms of bone The pectineal line of the pubis (also pecten pubis) is a ridge on the superior ramus of the pubic bone. It forms part of the pelvic brim. Lying across from the pectineal line are fibers of the pectineal ligament, and the proximal origin of the pectineus muscle.
What is the Linea terminalis?
The linea terminalis is the pronounced line separating the greater and lesser pelves, formed by the sacral promontory, the arcuate line, the pectineal line, and the pubic crest.
What is the linea alba what is it composed of?
In humans, the linea alba runs from the xiphoid process to the pubic symphysis down the midline of the abdomen. The name means white line as it is composed mostly of collagen connective tissue, which has a white appearance. It is formed by the fusion of the aponeuroses of the muscles of the anterior abdominal wall.
Does everyone have a linea alba?
Most often, the line is visible between the belly button and the pubic area. However, it can be visible above the belly button into the upper abdomen. The linea nigra most often appears during pregnancy, but the line is actually always present. When it’s not visible, it’s called the linea alba.
Can you feel your linea alba?
Use your fingers to feel along the entire length of the linea alba for tension. It should feel like a hardening or tightening under your fingers. Then lower your head. After, you can check for the IRD (the gap).
What is behind the female pubic bone?
The sacrum is a triangular bone wedged into the rear section of the pelvis. The female sacrum is shorter and wider than a male’s. The sacrum is connected to the tailbone, or coccyx, which is made of several fused vertebral bones at the base of the spine.
Does everyone have linea alba?
Friction causes an excess of keratin deposits, a protein found in hair and skin. You can compare linea alba to a callus on the inside of your cheek. According to the Scholars Journal of Dental Sciences, adults experience linea alba more than children, and women are more likely to develop the condition than men.
What causes linea alba?
Linea alba is caused by chronic irritation of the teeth against the buccal mucosa along the plane of occlusion and is considered as a frictional keratosis. 4 Additional causes include orthodontic appliances, frictions of the dentures, uneven teeth, and aggressive oral hygiene.