10 Questions
Which organs are specifically considered part of the excretory system?
Only organs used for excretion
What is the primary function of the excretory system?
To remove excess and unnecessary materials from the body fluids
In which organisms do most waste substances leave the body as urine?
Humans and other amniotes
What is the primary function of the kidneys in the urinary system?
Filtering blood and producing urine
Where are the kidneys located in the human body?
On each side of the vertebral column in the abdominal cavity
What is the dual function of excretory systems?
Elimination of waste products of metabolism and draining the body of used up components
In which organisms do most waste substances leave the body as urine?
Mammals
Which of the following is NOT a part of the excretory system in the narrow sense?
Liver
What is the primary function of the kidneys in the urinary system?
Filtering blood and producing urine
Why does the entire organism depend on the function of the excretory system?
Because most healthy functioning organs produce metabolic and other wastes
Test your knowledge of the excretory system and its functions in maintaining internal chemical homeostasis. Explore the elimination of waste products and the removal of used up components from the body.
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