Pelvis and perineum Flashcards
What bones make up the hip bone?
Ilium ischium and pubis
What is the name of the shape of the pelvic inlet with a narrow transverse diameter and a wide AP diameter
Anthropoid
What is the name of the shape of the pelvic inlet with a wide transverse diameter and a narrow AP diameter
Platypelloid
What is the name of the shape of the pelvic inlet that is normal in males?
Android
What is the name of the shape of the pelvic inlet that is normal in females?
Gynecoid
What points make up the urogential triangle
The ischial tuberosities and the pubic symphysis
What points make up the anal triange
The ischial tuberosities and the coccyx
What are the muscles of the urogenital triangle?
Perineal body
Ischiocavernosus
Bulbospngiosus
Transverse perineal
What is an episiotomy
Incision in opening of the vagina to aid the passage of the baby
What muscles are there in the perineum?
Obturator internus
Levator ani
the external and internal anal sphincters
What is the pelvic inlet
The ring of bone created by the sacrum, ilium pubis and ischiua
What is the pelvic outlet
The ring created by the pubic symphysis, pubic arch and sacrotuberous ligaments round to the sacrococcygeal ligaments
What angle of the pubic arch can suggest gender
> 80% is female, <80% is male
What muscles make up the superior surface of the pelvic diaphragm
Levator ani + coccygeus
What are the parts of the levator ani muscle
puborectalis, pubococcygeous, iliococcygeous
