Anatomy Pelvis Exam 3 Flashcards
Where do you administer caudal anesthesia?
in the sacral hiatus where the lamina of S5 do not fuse
What is the lesser scaitic notch btw?
the ischial spine and the ischial tuberosity
sacrostuberous lig runs where?
from the sacrum to the ischial tuberosity
what goes through the lesser sciatic foramen to enter the perenium?
the internal pudendal A/V, the Pudendal N and the tendon of the obturator internus
what is the subpubic angle?
It is the breadth btw the 2 sides of the pubic arch
what divide the pelvis into the greater pevlis (false) and lesser (true) pevis
superior pelvic aperature
the pelvic brim is made of the
sacral rimentory, sacral ala, the (linea terminalis) –> pubic crrest, the pecten pubis and the arcuate line of the ilium
The linea terminales is made of the
pubic crrest, the pecten pubis and the arcuate line of the ilium
what is a true conjugate?
distance btw the sacral promontory and the lubic symphasis. Narrowest part of the pelvis and will not change in diameter throughout birthing process. narrowest fixed distance
what is the transverse diamter?
is it the distance btw the 2 points on the pelvic brim and is the largest diamter in the pelvis
What is the interspinous distance?
it is the distance btw the ischial spines and is the narrowest non-fixed distance
what is the central thickening of the obturator internus? what happens here
the tendinous arch of the pelvic diaphragm and is where the levator ani inserts
what muscle forms the pudendal canal?
the obsturator internurs
What vessels run in the pudendal canal?
the internal pudenal A and pudendal N
What supplies the external anal sphincter?
The inferior rectal nerves and inferior rectal Arteries coming from the internal pudendal A and pudendal N
