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37 Cards in this Set
- Front
- Back
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What structures comprise the roof of the pelvis?
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Sacrum and first few caudal vertebrae
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WHat structures comprise the lateral pelvic walls?
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Shaft of ilium
Sacrosciatic ligament |
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What structures comprise the floor of the pelvis?
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Ischium and pubis
Pelvic symphysis |
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What are the two foramina formed by the sacrosciatic ligament? What separates these?
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Greater and lesser ischiatic foramina
Separated by ischiatic spine |
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What structures course through the lesser ischiatic foramen in the horse? In the ox?
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Tendon of internal obturator (horse)
caudal gluteal a. and v. (ox) |
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What structures course through the greater ischiatic foramen in the horse and ox?
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Sciatic n.
Cranial gluteal v., a., and n. Caudal gluteal n. |
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Why does an ox have a prominent ischiorectal fossa and not a horse?
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should be a good punch line here but...
...it's because the ox has no vertebral heads of the caudal thigh muscles |
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What are the boundaries of the pelvic inlet?
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Sacral promontory
Craniomedial border of ilium Pecten pubis |
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What are the boundaries of the pelvic outlet?
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Tuber ischiadicum and ischial arch
Free edges of sacrosciatic ligaments 3rd caudal vertebra |
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The distance between the right and left psoas minor tubercles describes which pelvimetric measurement?
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Transverse diameter
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What are the landmarks of the vertical diameter in pelvimetry?
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pecten pubis and roof of pelvic cavity
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T or F:
The vertical diameter is the distance between the sacral promontory and pecten pubis. |
False!
This is the conjugata! The vertical diameter is between the pecten pubis and roof of pelvic cavity! |
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Let's play mare or cow....
Who has a roomier pelvis? |
Mare!
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Let's play mare or cow...
My pelvic inlet angle is more acute. |
I'm a cow!
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What is the caudal boundary of the pelvic cavity?
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Perineum
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Name the pelvic peritoneal reflections (from dorsal to ventral).
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Pararectal fossa (R and L)
Rectogenital pouch Vesicogenital pouch Pubovesical pouch |
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Where does the rectus sheath (and rectus abdominus) insert?
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Prepubic tendon on pecten pubis
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What forms the internal lamina of the rectus sheath?
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Transversalis fascia
Aponeurosis of transversus abdominus |
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What forms the external lamina of the rectus sheath?
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Fused aponeuroses of internal and external abdominal oblique
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Where is the superficial inguinal ring located?
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Caudal border of aponeurosis of the external abdominal oblique
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What are the boundaries for the deep inguinal ring?
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Cranial - caudal edge of internal abdominal oblique
Caudal - inguinal ligament (caudal edge of ext. abd. oblique aponeurosis) |
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T or F:
The external pudendal a., v., genitofemoral n., and lymphatics course through the inguinal canal in both male and female animals. |
True!
Male also has spermatic cord |
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T or F:
The spermatic cord begins at the vaginal ring |
True!
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Lets play more mare or cow...
I have no median sacral artery. |
Mare!
they have median caudal from caudal gluteal |
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Describe the branches of the abdominal aorta caudal to the renal arteries in the horse.
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Abdominal aorta
Renal aa. Testicular/ovarian aa. Caudal mesenteric a. External iliac a. Internal iliac a. |
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Describe the branching of the external iliac artery in the horse.
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External iliac
Deep circumflex iliac Uterine/Cremaster a. Deep femoral a. Femoral a. |
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Describe the branching of the deep femoral artery in the horse.
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Deep femoral a.
Pudendoepigastric trunk (gives rise to caudal epigastric and external pudendal aa.) Medial circumflex femoral a. |
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What are the arterial branches of the external pudendal a. in the horse?
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Caudal superficial epigastric (cranial mammary a.)
Ventral scrotal/caudal mammary a Cranial artery of the penis |
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What are the arterial branches of the external pudendal a. in the ox?
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Caudal superficial epigastric/cranial mammary a.
Ventral scrotal/caudal mammary a. |
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Lets play stallion or ox...
Cranial artery of the penis. |
Stallion!
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Where would you perform venipuncture in the tail of an ox and why?
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Btw. Ca3 and 4
More distally, the median caudal artery is more superficial |
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Which nerves comprise the lumbosacral plexus?
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Femoral n.
Obturator n. Lumbosacral trunk (Sciatic, cranial gluteal, caudal gluteal, caudal cutaneous femoral nn.) |
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Which nerves are considered sacral nerves?
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Pudendal n.
Caudal rectal nn. Pelvic n. Hypogastric n. |
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I supply parasympathetic stimulation to the pelvic viscera...I am the...
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...Pelvic nerve!
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Hi! I supply sympathetic stimulation to the pelvic viscera! My name is...
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...Hypogastric nerve!
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Which nerve supplies innervation to the mammary gland and is cutaneous to the middle part of the udder?
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Genital branch of the genitofemoral nerve.
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Which nerve is cutaneous to skin over medial aspect of thigh?
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Femoral br. of genitofemoral n.
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