Excretion in Various Organs: Roles and Mechanisms

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What is the role of the colon in excretion?

Excreting solid waste (correct)

Filtering blood

Storing metabolic waste

Producing urea

Which organ removes excess mineral salts?

Liver

Lungs

Bladder

Kidneys (correct)

Where does urea, a waste product, originate in the body?

Lungs

Bladder

Colon

Liver (correct)

Which organ stores and periodically removes urine?

Bladder Signup and view all the answers

What is the primary function of the skin in excretion?

Regulating body temperature Signup and view all the answers

Which organ is involved in removing indigestible substances and waste products from the liver through feces?

Alimentary Canal Signup and view all the answers

What function do the lungs perform in excretion?

Expelling carbon dioxide Signup and view all the answers

In excretion, what is the role of the liver?

Processing toxins and waste products Signup and view all the answers

What ions are removed by the kidneys to maintain balance in the body?

Nitrogenous wastes Signup and view all the answers

What does the bladder act as in the excretory system?

Urine reservoir Signup and view all the answers

Which organ is primarily responsible for excreting carbon dioxide and water vapor?

Skin Signup and view all the answers

What substances are excreted by the skin through perspiration or sweat?

Water, mineral salts, and small amounts of urea Signup and view all the answers

Which organ forms urea through the deamination of excess amino acids?

Liver Signup and view all the answers

Where do bile pigments originate in the human body?

Liver Signup and view all the answers

What is the primary excretory function of the lungs?

Remove carbon dioxide and water vapor Signup and view all the answers

What is the excretory role of the skin in regulating body temperature?

Excreting sweat containing water Signup and view all the answers

What is the origin of carbon dioxide excreted from the lungs?

Cellular respiration Signup and view all the answers

What is the main substance extracted from blood by sweat glands for excretion by the skin?

Mineral salts Signup and view all the answers

What is the excretory function of the liver related to bile pigments?

Breakdown of hemoglobin Signup and view all the answers

How do the lungs contribute to maintaining the internal stability of an organism?

By removing carbon dioxide Signup and view all the answers