abdominal segment of trunk

abdomen/pelvis/perineum

The abdominal segment of the torso.

Tipo Organ
Nome latino abdomen/pelvis/perineum
FMA ID 259211

Perguntas frequentes

What is the abdominal segment of trunk?
The abdominal segment of trunk (known in anatomical terminology as abdomen/pelvis/perineum) is the portion of the torso (trunk) that encompasses the abdomen and its associated pelvic and perineal regions. It is the middle and lower segment of the trunk, lying below the thoracic segment and containing the abdominal and pelvic organs.
Where is the abdominal segment of trunk located?
The abdominal segment of the trunk extends from the inferior margin of the rib cage and diaphragm above to the perineum and pelvic floor below. It is bounded by the abdominal wall anteriorly, the lumbar spine and posterior abdominal wall posteriorly, and the pelvic bones inferiorly.
What is the function of the abdominal segment of trunk?
The abdominal segment of the trunk houses and protects all abdominal and pelvic organs, supports the weight of the upper body, and provides the mechanical structure for locomotion. It contains the organs of digestion, reproduction, urinary filtration, and endocrine function.
What conditions can affect the abdominal segment of trunk?
Any condition affecting the abdominal or pelvic organs, muscles, bones, or nerves can involve the abdominal segment of trunk. Hernias, peritonitis, abdominal trauma, lumbar disc disease, and pelvic floor dysfunction are among the many conditions affecting this region.
How is the abdominal segment of trunk different from the thoracic segment?
The thoracic segment is enclosed by the rib cage and contains the heart and lungs, while the abdominal segment lies below the diaphragm and contains the digestive, urinary, and reproductive organs. The transition occurs at the diaphragm, which physically separates the two compartments.

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Educational Disclaimer

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Data sources: Terminologia Anatomica, Foundational Model of Anatomy, Wikidata.