Pelvis 1+2+3+4- Exam 4 Flashcards
What 3 muscles make up the levator ani?
Pubo-rectalis
Pubo-coccygeus
Ilio-coccygeus
What 4 muscles make up the pelvic diaphragm?
Pubo-rectalis
Pubo-coccygeus
Ilio-coccygeus
Coccygeus
What are the components of the urogenital triangle?
-inferior pubic rami
-ischiopubic ramus
-ischial tuberosity
-superficial transverse perineal muscle
What are the 2 fossas of the pelvis? Why are they important?
ischio-anal fossae
anterior recesses of ischio-anal fossae
because bacteria can spread through subq fat very easily
What is within the superficial perineal space?
contains muscles and erectile tissues of penis/clitoris
What is within the deep perineal space?
deep transverse perineal muscle and glands
Why does infection from the abdomen/pelvis tend to NOT spread into the thigh?
because of the superficial fascias and deeper fascias
Deep penile fascia is also known as ___
Buck’s fascia
What is another name for the corpus cavernosum
crus of penis
What muscle is the cremaster muscle derived from?
internal abdominal oblique
What gland in women can get infected easily because of its short duct?
Greater vestibular gland
When the aorta splits what two arteries does it make?
Right and left common iliac
Superior vesicals supplies what organ?
superior bladder
**What are the two artery variations in the pelvis?
- Obturator arteries comes off the external iliac instead of the internal iliac (normal)
- Inferior gluteal comes off the superior gluteal instead of the internal iliac (normal)
Go back and rewatch the pelvis 1 around 1:42 to quiz yourself on the empty pictures
DO IT!
What arteries goes into the corpus cavernosum?
deep artery of the penis/clitoris
The ______ is the region posterior to the peritoneal lining
retroperitoneum
What 4 things does the retroperitoneum contain?
kidneys, ureters, suprarenal (adrenal) glands and the great vessels of the abdomen and pelvis
What does the deep pelvic space contain?
urinary bladder, rectum and reproductive viscera
Where do you surgically access the retroperitoneum and kidneys?
Posteriorly:
Right: below the 12th rib
Left: between the 11th and 12th rib
Paranephric fat is found where?
surrounding the kidney but more outside than Perinephric fat
Perinephric fat is found where?
directly surrounding the kidney, paranephric fat surrounds the peri
Perinephric abscesses can result from ____ and ____
UTIs or nephric abscesses
Where do the upper ureter receive its blood supply from?
renal artery
Where does the middle ureter receive its blood supply from?
aorta
In the abdomen you never want to pull the ureter ____
laterally
In the pelvis, you never want to pull the ureter ____
medially
Ureters pass ___ to gonadal arteries and ____ to uterine arteries
posterior
inferior
ureters pass ____ to the iliac vessel
anterior