Lab: Urinary System

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22 Terms

1
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Renal capsule

fibrous connective tissue that surrounds each kidney

<p>fibrous connective tissue that surrounds each kidney</p>
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Renal cortex

surrounds the medulla

<p>surrounds the medulla</p>
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Renal medulla

area of kidney where filtration takes place

<p>area of kidney where filtration takes place</p>
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Medullary pyramids

where the medulla splits into sections

<p>where the medulla splits into sections</p>
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Kidney papilla

location where medullary pyramids empty into minor calyx

<p>location where medullary pyramids empty into minor calyx</p>
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Renal columns

structures between the pyramids and which anchor the cortex

<p>structures between the pyramids and which anchor the cortex</p>
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Minor calyx

located directly below the renal papillae and collects urine from pyramid

<p>located directly below the renal papillae and collects urine from pyramid</p>
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Major calyx

minor calyces converge to form this calyx

<p>minor calyces converge to form this calyx</p>
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Renal pelvis

center of the kidney where urine collects

<p>center of the kidney where urine collects</p>
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Ureters

transports urine from kidneys to urinary bladder

<p>transports urine from kidneys to urinary bladder</p>
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Urinary bladder

expandable muscular sac, makes space for urine

<p>expandable muscular sac, makes space for urine</p>
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Trigone

triangular region of the base of the urinary bladder

<p>triangular region of the base of the urinary bladder</p>
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Kidney blood flow

renal arteries/veins to segmental arteries to interlobar arteries/veins to arcuate arteries/veins to cortical radiate arteries/veins

<p>renal arteries/veins to segmental arteries to interlobar arteries/veins to arcuate arteries/veins to cortical radiate arteries/veins</p>
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Urethra

contains internal and external urethral sphincter and micturition

<p>contains internal and external urethral sphincter and micturition</p>
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Internal urethral spinchter

regulates involuntary control of urine

<p>regulates involuntary control of urine</p>
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External urethral spinchter

regulates voluntary control of urine

<p>regulates voluntary control of urine</p>
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Micturition

process where urine is expelled from the body

<p>process where urine is expelled from the body</p>
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Kidney

the filtration system

<p>the filtration system</p>
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In the loop of Henle the ascending limb is:

Impermeable

<p>Impermeable</p>
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In the loop of Henle the descending limb is:

Permeable

<p>Permeable</p>
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DCT

responds to hormones (ADH and Aldosterone), causes homeostatic changes

<p>responds to hormones (ADH and Aldosterone), causes homeostatic changes</p>
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ADH in the collecting ducts causes:

aquaporins to open