PELVIC INLET Meaning and
Definition
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The pelvic inlet, also known as the pelvic brim or mid-pelvic plane, refers to a crucial anatomical structure located at the upper part of the pelvis. It is the uppermost opening of the pelvis, bordered by the pelvic bones and soft tissues. The pelvic inlet serves as a gateway between the abdominal and pelvic cavities and plays a vital role in several physiological processes, such as childbirth and the passage of urine and feces.
In terms of its anatomy, the pelvic inlet is defined by a bony ring composed of the sacral promontory (the anterior superior edge of the sacrum), the arcuate lines on the inner surfaces of the ilium bones (part of the hip bones), and the superior margin of the pubic symphysis (where the two pubic bones connect). These structures create a stable and durable border that supports the weight of the abdominal organs and provides attachment sites for various ligaments and muscles.
The shape and size of the pelvic inlet vary among individuals, with slight differences between males and females. In females, the pelvic inlet tends to have a wider and more oval shape to accommodate the passage of a baby during childbirth. Alternatively, in males, the pelvic inlet is generally more heart-shaped and narrower due to the absence of childbirth requirements.
Overall, the pelvic inlet serves as a crucial landmark in understanding the pelvic anatomy and is of utmost importance in obstetrics, gynecology, urology, and other medical disciplines involved in the study and treatment of pelvic-related conditions.
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Apertura pelvis superior, the upper opening into the pelvis the circumference of which is the brim of the pelvis.
A practical medical dictionary. By Stedman, Thomas Lathrop. Published 1920.
Common Misspellings for PELVIC INLET
- oelvic inlet
- lelvic inlet
- -elvic inlet
- 0elvic inlet
- pwlvic inlet
- pslvic inlet
- pdlvic inlet
- prlvic inlet
- p4lvic inlet
- p3lvic inlet
- pekvic inlet
- pepvic inlet
- peovic inlet
- pelcic inlet
- pelbic inlet
- pelgic inlet
- pelfic inlet
- pelvuc inlet
- pelvjc inlet
- pelvkc inlet
Etymology of PELVIC INLET
The word "pelvic" comes from the Latin word "pelvis", which means "basin". It is derived from the Proto-Indo-European root *pelə-, meaning "container" or "vessel". The term "inlet" in this context refers to an opening or entrance. Therefore, the term "pelvic inlet" refers to the opening or entrance into the pelvis.
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