Lecture 6 Flashcards
Kidneys are derived from:
Intermediate mesoderm
Kidney starts out as:
Segmental structure
Bladder, as part of embryonic gut tube, lining derived from:
Endoderm
Earliest kidney appears in:
The pronephros
Grows between the more dorsal part of the gut tube and more ventral part that becomes bladder:
Urorectal septum
Kidneys are:
Retroperitoneal
Sympathetic innervation of kidneys:
T10-L1
Parasympathetic innervation of kidneys:
Vagus nerve
The bladder is lined by special type of epithelium called:
Transitional epithelium
About 75% of sodium removed by active transport here:
Proximal convoluted tubule
No active transport of salt out of the _______ loop of henle
Descending
Highest concentration near curve of henle:
Interstitial space
In a countercurrent system, what kind of gradient is set up in the interstitial space?
Salt concentration gradient
What is being actively transported out of the loop into the interstitial space?
Chlorine ions and oppositely charged sodium ions
Makes the collection duct more permeable to water:
ADH