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Questions and Answers
What is the primary role of excretion in the body?
What is the primary role of excretion in the body?
- To absorb nutrients
- To maintain homeostasis (correct)
- To circulate blood
- To digest food effectively
Which of the following components is primarily removed by the excretory system?
Which of the following components is primarily removed by the excretory system?
- Nitrogenous wastes (correct)
- Fats
- Proteins
- Carbohydrates
What organs make up the excretory system?
What organs make up the excretory system?
- Stomach and intestines
- Liver and pancreas
- Heart and lungs
- Kidneys and bladder (correct)
Excretion is essential for which of the following reasons?
Excretion is essential for which of the following reasons?
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What does the excretory system primarily deal with?
What does the excretory system primarily deal with?
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Study Notes
Excretion
- Excretion refers to the removal of chemical wastes, primarily nitrogenous wastes, from the body.
- It is a vital process for maintaining homeostasis, which is the stable, balanced condition necessary for optimal bodily function.
Excretory System
- The excretory system includes organs responsible for forming, storing, and eliminating urine.
- Key functions of the excretory system ensure the regulation of body fluids and the removal of harmful substances.
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