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20 Cards in this Set
- Front
- Back
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Branches of the Sacral Plexus
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Superior Gluteal L4,5,S1
Inferior Gluteal L5,S1,2 Sciatic L4-S3 Pudendal S2,3,4 |
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Anterior Divisions of the internal iliac artery
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Umbilical artery
Obturator artery Inferior gluteal (between S2 and S3) Superior vesical arteries Middle rectal artery Internal pudendal artery (up against coccygeus) |
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Posterior Divisions of the internal iliac artery
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Iliolumbar
Lateral sacral Superior gluteal artery (between lumbosacral trunk and S1) |
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What is the accessory obturator artery
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a branch of the inferior epigastric that can pass through the obturator canal
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Characteristics of bladder
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Smooth muscle bag
-detrusor muscle Trigone made between opening between ureters and urethral opening |
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What is the remnant of the uterus in men
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Prostatic utricle
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Internal vs. External urethral sphincter
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Internal
-smooth muscle -ANS control -at the base of the bladder External -skeletal muscle -Somatic control -In UGD |
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Site of sperm storage in Vas deferens
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Ampulla of Vas
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Seminal Vesicles
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Secretes viscus alkaline fluid rich in fructose
Nurtures sperm Up to 70% of volume of semen |
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Opening of seminal vesicle and ampula of Vas into the urethra
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Ejaculatory duct
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4 Zones of the Prostate
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1. Anterior
2. Peripheral 3. Central: wraps around periurethral 4. Periurethral(median): wraps around the urethra |
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Continuation of trigone into urethra
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urethral crest
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seminal colliculus
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opening for the ejaculatory duct into the urethra
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BPH
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beningn prostatic hypertrophy
enlargement of the periurethral zone |
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Prostatic carcinoma
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peripheral zone
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Sacral splanchnic nerves
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Sympathetic innervation
"Shoot" internal urethral sphincter |
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Pelvic Splanchnic nerves
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Parasympathetic innervation past left colic flexure
"Point" |
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Pelvic Pain Line
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Above: pain fibers from intraperitoneal viscera follow sympathetic retrograde (T11-L10
Below: pain fibers from subperitoneal viscera follow parasympathetic retrograde (S2-S4) |
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Transitional zone of the anal canal
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White line of Hilton
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Lymph drainage of the anus
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Distal anus: inguinal nodes
Proximal: inferior mesenteric vessels |
