Introduction Flashcards
Name some of the functions of the urinary system
Removes metabolic waste
Regulates plasma electrolytes & BP
Stabilizes pH
Produces erythropoietin
At what level do the kidneys lie?
T12-L3
How are the kidneys peritonised?
retroperitonised
What organs lie in front of the right kidney?
Suprarenal gland
Liver
Colon
Small intestine
Name the different coverings of the kidney
Renal capsule
Perirenal fat
Renal fascia
Pararenal fat
In what part of the kidney is the glomeruli found?
Cortex
What structure is found in the medulla?
Loop of Henle
Collecting duct
Name the structures found in the medulla… pyramids..
Papilla Minor calyx Major calyx Pelvis Ureter
Where are the 3 constrictions of the ureters?
Pelviureteric junction
Pelvic brim
Vesicoureteric junction
What are the structures of the hilum of the kidney?
Vein
Artery
Pelvis
How many segmental branches are there of the renal artery?
5
Name the 4 different areas on the anterior aspect of the kidney..
Anterior
Anteriosuperior
Anteroinferior
Inferior
Name the single aspect on the posterior surface of the kidney
Posterior
Where do the renal veins drain into?
IVC
What lymph nodes drain the kidneys?
Lateral aortic lymph nodes
What are the name of the arteries which delineate the cortex & medulla?
Arcuate vessels
What is the innervation of the kidneys?
T12-L1 (sympathetic)
How is the bladder peritonised?
Superiorly
What is the name of the peritonsed pouch found anterior to the rectum?
Pouch of Douglas
Recto-uterine pouch
What nerve controls the external urethral sphincter?
Pudental nerve (S2-4) VOLUNTARY
How is the detrusor muscle innervated during micturition?
Parasympathetic innervation via pelvic splanchnic nerves
Contracts detrusor muscle & relaxes the internal urethral sphincter
What are the 4 areas of the male urethra?
Preprostatic
Prostatic
Membranous
Penile
What is the longest area of the male urethra?
Penile
What is the widest area of the male urethra?
Preprostatic
What is the narrowest area of the male urethra?
Membranous
What innervates the internal urethral sphincter during ejaculation?
Sympathetic innervation
What joins the prostatic urethra?
Ejaculation duct
What drains in to the ejacuation duct?
Seminal vesicles
Vas deferens
What composes the nephron?
Renal corpuscle
Renal tubule
What composes the renal corpuscle?
Glomeruli
Bowmans capsule
What composes the uriniferous tubule?
Nephron
Collecting duct
Where is the Loop of Henle found?
Medulla
Where is the renal corpuscle found?
Cortex
What cell type composes the bladder & ureters?
Squamous transitional epithelium
What tissue type composes the bladder?
Smooth muscle
What investigations test kidney function?
Urinanalysis (Protein, blood & glucose)
U & Es (urea & creatinine)