The Excretory System Answers
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How does the large intestine help the body excrete wastes?
A
It reabsorbs water from filtrate.B
It forms urine.C
It removes urea from the body.D
It processes undigested food into feces.2
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What would most likely be the result of a malfunctioning liver?
A
difficulty passing urineB
inability to grow hairC
buildup of toxinsD
limited feces production3
Urine is held in the bladder before excretion. Where is feces stored before excretion?
A
small intestineB
stomachC
urethraD
rectum4
How do the lungs help excrete waste material from the body?
A
The lungs push carbon dioxide from red blood cells out of the body through exhalation.B
The lungs convert poisonous gas into oxygen that the body can use.C
The lungs push nitrogen into the digestive system so that it can be removed from the body.D
The lungs help protective cells in the body break down gaseous urea.5
Which is the overall purpose of the excretory system?
A
extracting energy from foodB
removing wastes from the bodyC
moving nutrients through the bodyD
gathering information6
Acidosis and alkalosis can occur when the excretory system fails to keep a functional:
A
pH balance.B
skin temperature.C
O2-to-CO2 ratio.D
circulation rate.7
Consider the organ that is marked in the image below.What is the main function of this organ?
A
producing urine from unusable substancesB
excreting salt and urea out of the bodyC
converting toxins to less toxic formsD
digesting foods and liquids8
Which organ that works as part of the excretory system is considered the largest organ in the human body?
A
kidneyB
skinC
large intestineD
liver9
In the diagram below, which step represents the excretory function of the lungs?
A
blood inB
CO2 outC
O2 inD
blood outDid you find these answers helpful?
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