7th Grade Excretory System - Jennifer Istre | Library

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The average human urinates and average of _______ times each year. (That's about 8.2 times a day or every 3 hours)

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Every day, your urinate about _______ gallons.

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Your urine is about _______ % water.

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Your bladder has a similar size and weight as your _______ 

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You sweat about _______ gallons per day.

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You secrete more fluid through urination than sweating.

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The 3 main functions of the excretory system are _______ , _______ and _______ 

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The organs of the excretory system are the _______ , _______ and _______ 

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What is the role of the kidneys?

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What is urine?

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Urine leaves the kidneys and enters the bladder via ducts called _______ 

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_______ is usually the cause of an urinary tract infection.

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Kidney cancer is uncontrolled _______ of cells that line the tubules in the kidneys. 

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Hard rock-like depostis that can form in the kidney are called _______ 

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If the kidney isn't functioning properly, a procedure called _______  can filter and clean the blood.

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Define dehydration in your own words.

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What is a synonym for the word “fatigued”?

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_______ are important minerals in the body that can increase your energy and help your body absorb water.

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What effect do stimulants, such as those found in energy drinks, have on your body?

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Which is not part of the excretory system?

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Which of these activities is not related to the excretory system?

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What is the function of the bladder in the excretory system?

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The main function of the excretory system is to remove waste from the body. One type of waste is _______ . However, in removing waste from the body, you must make sure to drink plenty of water and avoid _______ . If you are suffering from it, you can experience exhaustion and _______ . Besides water, you could also drink a sports drink with added_______ . Just be sure to avoid energy drinks, which have added _______ .