Notes in [3.01] Pelvis I (Helene)

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Published	02/20/2024	Bony PelvisThe pelvis bone is formed by {{c1::2 hip bones}} + {{c1::sacrum}} +{{c1::coccyx}}The hip bone is formed by the bones {{c2::ilium}…
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Published	02/20/2024	The true and false pelvis are separated by the {{c1::pelvic inlet}}
Published	02/20/2024	The true pelvis is bounded by the- {{c1::pelvic inlet}}: {{c2::from the sacral promontory to pubic symphysis, bounded by the iliopectinal lines}}…
Published	02/20/2024	Bony pelvisThe {{c1::ischial tuberosity}} is the structure that supports our weight when we sitThe pubis is more {{c2::anterior::directional term…
Published	02/20/2024	The sacrospinous ligament links the {{c1::sacrum}} to the {{c1::ischial spine}}, forming the boundaries of the {{c2::greater sciatic foramen}}.The sac…
Published	02/20/2024	The sacrospinous ligament is {{c1::anteromedial::directional term}} to the sacrotuberous ligament
Published	02/20/2024	Name the Pelvic foramina
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Published	02/20/2024	The pelvic cavity is the {{c1::space between the pelvic inlet and outlet}}, which is {{c2::above}} the pelvic diaphragm{{c2::Below}} the pel…
Published	02/20/2024	What is the obturator internus?{{c1::a muscle}} that covers the {{c1::obturator foramen}} and {{c4::turns 90° to go through the lesser …
Published	02/20/2024	Piriformis is a {{c1::muscle}} that links the {{c1::sacrum}} to the {{c1::femur}}, exiting through the {{c2::greater sciatic foramen}}A…
Published	02/20/2024	The pelvic wall consists of the {{c1::piriformis (at the back) and the obturator internus}}The pelvic diaphragm is a {{c6::hammock}}-like structu…
Published	02/20/2024	The coccygeus is more {{c1::inferior::directional term}} to the levator ani
Published	02/20/2024	The levator ani attaches to the {{c1::pubis}}, {{c1::sacrum}}, {{c1::coccyx}} and the {{c2::fascia covering the obturator internus muscle}}, call…
Published	02/20/2024	The levator ani consists of 3 muscles: 1. {{c1::Pubococcygeus}}: from pubis to:-  coccyx and anococcygeal lig.-  prostate (urethra…
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Published	02/20/2024	The iliococcygeus is {{c1::lateral::directional term}} to the pubococcygeus.This is because the iliococcygeus attaches to the tendinous arch…
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Published	02/20/2024	{{c1::Sacral}} and {{c1::coccygeal}} spinal nerves interconnect to form an extensive network of sacral and coccygeal plexuses.The sacral plexus lies o…
Published	02/20/2024	The obturator nerve arises from the {{c1::lumbar}} plexus, specifically the {{c2::ventral}} rami of the {{c1::L2, L3, L4}} spinal nerve…
Published	02/20/2024	The lumbosacral trunk is formed by the {{c1::L4 and L5}} nerves, and is part of the {{c2::sacral}} plexus.
Published	02/20/2024	The sacral plexus is formed by ventral rami of the {{c1::L4}} to {{c1::S4}} nerves, and gives off {{c2::peripheral nerves}} to {{c…
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Published	02/20/2024	The {{c1::superior gluteal nerve}}, {{c1::inferior gluteal nerve}}, and {{c1::pudendal nerve}} follow the course and supply the same structures a…
Published	02/20/2024	The parasympathetic innervation to the urogenital organs and hindgut: {{c1::sacral spinal nerves}} → {{c1::sacral plexus}} → {{c2::pelv…
Published	02/20/2024	There are two sets of sympathetic fibres in the pelvis:1. Sympathetic fibres from the {{c1::superior hypogastric plexus}}, which is part of the&n…
Published	02/20/2024	The inferior hypogastric plexus is supplied by both the {{c1::sympathetic}} and {{c1::parasympathetic}} nerves.
Published	02/20/2024	Describe the route of the pudendal nerve
Published	02/20/2024	The pudendal canal is {{c1::a passage through the fascia of the obturator internus}}.
Published	02/20/2024	The pudendal nerve arises from nerves S2-4 and innervates the {{c1::levator ani}}
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Published	02/20/2024	The external iliac arteries descend on the medial border of the {{c1::psoas major}} muscle.
Published	02/20/2024	The main arteries of the pelvis and perineum arises from the {{c1::internal iliac artery}}.Its visceral branches turn medially to {{c2::supp…
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Published	02/20/2024	2 divisions of the internal iliac artery:1. {{c1::posterior}}: supplies the back body wall2. {{c1::anterior}}: gives the {{c2::visceral…
Published	02/20/2024	The internal iliac arteries are extremely variable from person to person, which means {{c1::their origins and sizes are not the same between indi…
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Published	02/20/2024	Mnemonic for the Posterior and Anterior Division of the internal iliac arteries:• 'PILS'{{c1::Posterior: - Iliolumbar- Lateral sacral a.- Superio…
Published	02/20/2024	The peritoneum forms the {{c1::roof}} of the pelvis, covering the {{c4::pelvic organs}}Floor of pelvis: {{c2::pelvic diaphragm}}The pelvic cavity…
Published	02/20/2024	The {{c1::peritoneal pouches}} are deepened part of the peritoneal cavity, where the peritoneum covers gaps on top of pelvic organs.- These are spaces…
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Published	02/20/2024	Draw and label the peritoneal pouches on the pelvic organs.
Published	02/20/2024	Pelvic Fasciae1. {{c1::Visceral fascia}}: covers organs2. {{c1::Parietal fascia}}: covers muscles on walls(obturator int.) & floor (levator ani)3.…
Published	02/20/2024	Ligaments in the pelvic cavity are {{c1::condensed fasciae}} that {{c1::supports viscera}}, and {{c1::allows vessels and nerves}}. - {{c3::Pubo-p…
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Published	02/20/2024	Urinary bladder: PositionsIn newborn: {{c1::mainly in abdomen}}In adults:When empty, {{c1::bladder is mainly in the pelvis, resting on the pubis.…
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Published	02/20/2024	Urinary bladder: featuresThe ureters enter the bladder in an {{c1::oblique}} direction to {{c2::prevent backflow of urine}}. - As the b…
Published	02/20/2024	Urinary bladder: featureThe urinary bladder wall is mainly formed by a muscle called the {{c1::detrusor muscle}}, which {{c2::contracts}} to&nbsp…
Published	02/20/2024	Urinary bladder: featureThe urinary bladder has {{c4::irregular folds of mucous membrane}} called {{c5::rugae}}. As the bladder fills, {{c4::they begi…
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Published	02/20/2024	Prostatebetween the prostate and the rectum is the {{c1::denonvilliers' fascia}}, separating them.
Published	02/20/2024	Peritoneal spaces/pouches/fossae (above peritoneum) are parts of the peritoneal cavity. They are filled with {{c1::peritoneal fluid}}, and may hou…
Published	02/20/2024	Arteries and veins of the Rectum and Anal CanalMajor Arteries:1. {{c1::Superior rectal artery}}: arising from the {{c2::inferior mesenteric …
Published	02/20/2024	The pecten is {{c1::the wall of the anal canal between the dentate line and the skin}}.The anal verge is the {{c2::junction between the anal…
Published	02/20/2024	The morphology of the female bony pelvis is more well suited for childbearing and childbirth - in general, it is more {{c1::compressed}} vertically an…
Published	02/20/2024	Innervation of the Urinary Bladder- Activity of sympathetic and somatic neurons causes contraction of the {{c1::sphincters}}.- Activity of parasympath…
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Published	02/20/2024	Which artery is it:Exits the greater sciatic foramen superior to the piriformis. It usually passes between the lumbosacral trunk and S1 nerve. It…
Published	02/20/2024	Which artery is it:Originates from the root of the umbilical artery and courses medial and inferiorly to supply the superior aspect of the bladde…
Published	02/20/2024	Which artery is it:Supplies to the bladder, ureter , seminal vesicle, and prostate in man./ Supplies the vagina and to adjacent parts of the blad…
Published	02/20/2024	Which artery is it:Exits the greater sciatic foramen inferior to the piriformis, usually passes between S2 and S3 nerves (occasionally between S1…
Published	02/20/2024	Which artery is it:Ascends laterally back out of the pelvic inlet. It supplies the posterior abdominal wall, psoas and quadratus lumborum muscle …
Published	02/20/2024	Which artery is it:Exits the greater sciatic foramen inferior to the piriformis, also passes medial to all the nerves, but is covered by the cocc…
Published	02/20/2024	Which artery is it:Courses medially and inferiorly along the posterior pelvic wall. The branches pass into anteriorsacral foramina to supply related b…
Published	02/20/2024	Which artery is it:Courses anteriorly along the pelvic wall and leaves the pelvic cavity via obturator canal. It supplies the adductor region of …
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