Pelvis Flashcards
The area above the pelvic brim is known as the?
False Pelvis
The area below the pelvic brim is known as the?
True Pelvis
What is the most superior bone of the pelvis?
Ilium
What is the inferior/anterior bone of the pelvis?
Pubis
What is the inferior/posterior bone of the pelvis?
Ischium
What shape is the female pelvic brim?
Oval
What shape is the male pelvic brim?
Heart shaped
What ligament connects the sacrum/coccyx to the ischial spine?
Sacrospinous ligament (lower boundary of greater sciatic foramen)
What ligament connects the sacrum/cocyx to the ischial tuberosity?
Sacrotuberous ligament (forms lower boundary of lesser sciatic foramen)
What ligament closes off the obturator foramen?
Obturator membrane (Forms lower boundary of obturator canal)
What diamond shaped region is found between the thighs?
The perineum
What triangle contains the passage of urinary and genital systems?
Urogenital triangle (Deep trans. perineal mm. or UG diaphragm)
What triangle contains the passage of the rectum and anus?
anal triangle (pelvic floor mm. or pelvic diaphragm)
What are the two main muscles of the pelvic floor?
Levator ani m.
What muscle extends from the pubic bone to surround the rectum (and vagina)?
Puborectalis m.
What muscle extends from the pubic bone to the coccyx?
Pubococcygeus m.
What muscle extends from the tendinous arch of levator ani to coccyx?
Iliococcygeus m.
What muscle extends from the ischial spine to coccyx?
(Ischio)Coccygeus
What muscle is found superior to levator ani m. and inferior to piriformis m.?
Coccygeus m.
What muscle extends from the anterior sacrum to the greater trochanter?
Piriformis m.
The tendinous arch is an extension of what muscle?
Obturator internus m.
What muscles compose the urogenital diaphragm?
Deep transverse perineal mm.
What is the smooth m. that surrounds the urinary bladder?
Detrusor urinae
Where do the seminal vesicles empty?
Prostatic urethra
