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Urinary System
Urinary System study guide chapter 21
| Question | Answer |
|---|---|
| The functional units of the kidney are | nephrons |
| The volume of urine excreted per day, on average, is ___ to ___ liters. | 1,2 |
| The type of epithelium found throughout the urinary system is | transitional epithelium |
| The ______ ______ is the structure into which the distal convoluted tubule empties. | collecting tubule |
| ______ and ______ are processes involved in tubular reabsorption. | diffusion,active transport |
| The renal pyramids are located in the | renal medulla |
| __% of normal urine is water. | 95 |
| The internal sphincter is controlled by | smooth muscle |
| On a given trip through the body, an individual mL of blood has a __-__% chance of entering the kidney. | 20,25 |
| _____ would not be found in the urine of a person with no health conditions because all of it that is filtered out of the blood is returned. | Glucose |
| Urine's composition will not change once it reaches the | renal pelvis |
| The _____ _____ _____ is the first portion of the renal tubule. | proximal convoluted tubule |
| The _____ _____ is the outer most layer of the kidney. | renal cortex |
| Due to the presence of the _____, the female _____ _____ is smaller. | uterus,urinary bladder |
| Proteins are not usually found in the _____ _____, but are found in the blood. | tubular fluid |
| The passing of the _____ under the urinary bladder prevents backflow when the bladder swells. | ureters |
| _____ is the process that deposits all of the components that will become the urine. | Secretion |
| The external urethral sphincter is controlled by | skeletal muscle |
| Blood pH should be maintained between ___ and ___. | 7.35,7.45 |