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The Urinary System

Across
The functional unit of the kidney.
The end product of hemoglobin breakdown. Responsible for the yellow color of urine.
Another word for urination
One of many small tubes inside the kidneys that funnel urine into the renal pelvis
The final product of tubular reabsorption and secretion.
The inner portion of the kidney, made up of striped pyramid shapes.
A vessel that supplies the kidney with blood, and branches off the abdominal aorta.
A tube that drains the kidney into the bladder
Also referred to as the loop of Henle. This portion of the nephron focuses on urine concentration and water re-absorption.
______ convoluted tubule is located between the Bowman's capsule and the loop of Henle, this portion of the nephron reabsorbs water from the glomerular filtrate.
A process in which substances from the tubular fluid are moved back into the bloodstream of the peritubular capillary.
A tangled cluster of blood capillaries that comprises a renal corpuscle.
A hormone released by the kidney in response to low sodium levels or low blood volume.
An indented part of the kidney where blood vessels, lymphatic vessels, and the renal pelvis is located.
Surrounding the neck of the bladder to form the internal urethral sphincter , this muscle controls the micturition reflex .
Down
The renal ____ is the cone shaped tissue of the kidney.
The outer portion of the kidney, where most of the nephron lies.
The process that moves substances from the blood of the peritubular capillary into the renal tubule for excretion.
______ cells mediate bicarbonate secretion in the urine
Each kidney lies in the ______ cavity.
A tube that excretes the urine from the bladder to the outside of the body.
A triangular shape in the bladder formed by the openings from the ureters and the urethra.
The folds of the urinary bladder wall.
The apex of each renal pyramid.
The renal ____is the initial blood filtering component of the kidney.
The _____ convoluted tubule lies between the nephron loop and non-secretory part of the nephron, it plays an important role in urine concentration.
The organ that helps maintain homeostasis by regulating composition, pH, and volume of extracellular fluid.