Urogenital I (19) Flashcards
Dr. Pimentel
What is the pelvis formed by?
the os coxae:
ilium
ischium
pubis
What is the pelvic inlet?
the opening at the brim of the pelvis where the pelvic cavity begins
the entrance to the pelvic canal, through which the reproductive, urinary, and digestive tracts pass
What is the terminal line?
the pelvic brim
formed by the cranial branch of the pubis and body of the ilium
The terminal line / pelvic inlet is [rounder/narrower] in a mare/cow and is [rounder/narrower] in a stallion
mare/cow: rounder
stallion: narrower
What is the pelvic outlet?
the opening at the bottom of the pelvis through which the pelvic canal terminates
it is bounded by the pelvic bones and is situated below the pelvic inlet
What do you see if you see the pelvic outlet from the outside?
anus
tail
etc
look at right part of picture
The ventral part of the pelvic outlet is formed by ________
R & L ischial bones
Label 1-2
- sacrotuberous ligament (lateral sides)
- pelvic cavity
What is the sacroiliac ligament made of?
modified synovial
hyaline cartilage
fibrocartilage
supporting ligaments
The sacroiliac joint is the [dorsal/ventral] part of the pelvic inlet
dorsal
What ligaments support the sacroiliac joint?
dorsal sacroiliac ligaments
ventral sacroiliac ligaments
interosseous ligament
Label 1-3
- dorsal sacroiliac ligament
- interosseous ligament
- ventral sacroiliac ligament
What structure is this?
sacrotuberous ligament
(goes to ischiatic tuberosity)
What structure is this?
sacrosciatic ligament
What is the sacrotuberale latum, or sacrosciatic ligament?
lateral sacrum to ilium and ischium
has two notches: greater and lesser ischiatic notches
What does the greater ischiatic notch house? It is more [cranial/caudal] than the lesser ischiatic notch
cranial gluteal a.
lumbosacral trunk
cranial
What does the lesser ischiatic notch house? It is more [cranial/caudal] than the greater ischiatic notch
tendon of internal obturator in a horse
caudal
This is the [greater/lesser] ischiatic notch. How do you know?
greater
can see the lumbosacral trunk coming out of it
What organs comprise the urinary system?
2 kidneys
2 ureters
1 bladder
1 urethra