16 Questions
What is the pelvic region?
The area of the trunk between the abdomen and lower limb.
What separates the bony true pelvis from the false pelvis?
The pelvic brim at the plane of the pelvic inlet.
What separates the true pelvis from the perineum?
The pelvic diaphragm.
How is the perineum subdivided?
Into an anterior urogenital triangle and a posterior anal triangle.
What encloses the pelvic cavity?
The bony pelvis or pelvic girdle.
What divides the urogenital triangle into two small spaces?
The perineal membrane.
What structures form the bony pelvis or pelvic girdle?
The sacrum, coccyx, and the two hip (coxal) bones
What lies below the pelvic brim and is bounded by the muscular pelvic floor?
The true pelvis
What does the false pelvis contain?
Cecum, appendix, and loops of the small intestine
What do the ischioanal fossae contain?
Wedge-shaped, fat-filled spaces
What structures form the pelvic outlet?
Coccyx, ischiopubic rami, and inferior border of the pubic symphysis
What occupies a subperitoneal space that is continuous with the retroperitoneum of the abdomen?
Deep pelvic viscera
What lies inferior to the pelvic cavity?
The perineum
What are the features of the hip bone?
Superior and inferior pubic rami
What are the boundaries of the pelvic inlet (pelvic brim)?
Promontory of the sacrum, arcuate line of the ilium, and pectineal line of the pubic bone
What does the urogenital triangle of the perineum contain?
External genital structures and openings for the urethra and vagina (in females)
Test your knowledge of the general features, pelvic brim, pelvic inlet, pelvic outlet, pelvic diaphragm, urogenital triangle, anal triangle, perineal membrane, bony pelvic hip bone, ligaments, and pelvic wall and floor of the pelvis and perineum anatomy.
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