Water Movement between Extracellular Space and Blood

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Which biological process contributes to our daily water needs?

Cellular division

Cellular differentiation

Cellular decomposition

Cellular respiration (correct)

What is the main function of the kidneys in regulating water levels?

Absorbing more water from food

Producing more water

Excreting excess water in urine (correct)

Storing excess water

How does the body indicate that it is deficient in water?

By increasing blood volume

By increasing metabolic processes

By decreasing urine output

By increasing thirst (correct)

What is the role of cytoplasm in maintaining water levels in the body?

It releases water when cells are broken down Signup and view all the answers

What is the main biological solvent in the body?

Water Signup and view all the answers

Why is water considered the most important biological solvent?

Because it can dissolve a variety of polar substances necessary for cellular functions Signup and view all the answers

How does water help in chemical reactions within the body?

By increasing the chance of reactants colliding Signup and view all the answers

What is the role of water in the breakdown of larger molecules into smaller ones?

Water adds to the breakdown process Signup and view all the answers

How does water within cells facilitate material movement?

By allowing materials to move freely Signup and view all the answers

What happens within the lymph when an infectious agent enters the body?

The infectious agent is moved to the lymph where immune cells act on it Signup and view all the answers

What is the role of water in synovial fluid?

It protects bones that articulate from scraping against each other Signup and view all the answers

What is the function of cerebrospinal fluid in the body?

It helps to protect the brain from various forces that could cause damage Signup and view all the answers

How does water help regulate body temperature?

Through the evaporation of sweat from the skin Signup and view all the answers

What type of fluid is found lining the digestive tract and respiratory system?

Mucus Signup and view all the answers

What is the importance of maintaining a body temperature of around 37°C?

It allows the body to function properly Signup and view all the answers

What dictates the functions of water based on its structure?

The polar nature of the water molecule Signup and view all the answers

Why is it essential to consume a constant supply of water?

To replenish water constantly lost from the body Signup and view all the answers

Which characteristic of water makes it a suitable biological solvent?

Its polar charges Signup and view all the answers

What sensitivity in the body is linked to reductions in the water content of blood and tissues?

Thirst mechanisms Signup and view all the answers

How does the V-shape of a water molecule contribute to its functions in the body?

Allows water to be attracted to other water molecules Signup and view all the answers

What is the primary function of protein in regulating water exchange between the blood and extracellular space?

To maintain fluid balance and prevent water buildup in the extracellular space Signup and view all the answers

Which of the following is NOT a function of water in the body?

Promoting bone growth Signup and view all the answers

What drives the movement of water across semi-permeable membranes like blood capillaries?

Osmosis Signup and view all the answers

What is the purpose of the water-based humour in the eye?

To maintain the eye's structure Signup and view all the answers

What type of substances are carried by the blood and attract water?

Charged, polar Signup and view all the answers

What is the primary component of cytoplasm?

Water Signup and view all the answers

What percentage of blood is composed of water?

More than 90% Signup and view all the answers

Where is most of the body's water found?

Intracellularly Signup and view all the answers

What type of molecules are attracted to water?

Polar Signup and view all the answers

What happens to lipids when combined with water?

They separate themselves Signup and view all the answers

What is the primary component of cells?

Water Signup and view all the answers

What happens when there is too much water in the body compared to dissolved electrolytes like sodium?

Water intoxication Signup and view all the answers

What is the approximate water recommendation for men?

3.7 L/day Signup and view all the answers

What promotes water losses in the body?

Diuretics Signup and view all the answers

What is a sign of dehydration?

Darkened urine colour Signup and view all the answers

What is water's role in the body?

Diverse range of structural and functional roles Signup and view all the answers

Water Movement between Extracellular Space and Blood

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Questions and Answers

Which biological process contributes to our daily water needs?

What is the main function of the kidneys in regulating water levels?

How does the body indicate that it is deficient in water?

What is the role of cytoplasm in maintaining water levels in the body?

What is the main biological solvent in the body?

Why is water considered the most important biological solvent?

How does water help in chemical reactions within the body?

What is the role of water in the breakdown of larger molecules into smaller ones?

How does water within cells facilitate material movement?

What happens within the lymph when an infectious agent enters the body?

What is the role of water in synovial fluid?

What is the function of cerebrospinal fluid in the body?

How does water help regulate body temperature?

What type of fluid is found lining the digestive tract and respiratory system?

What is the importance of maintaining a body temperature of around 37°C?

What dictates the functions of water based on its structure?

Why is it essential to consume a constant supply of water?

Which characteristic of water makes it a suitable biological solvent?

What sensitivity in the body is linked to reductions in the water content of blood and tissues?

How does the V-shape of a water molecule contribute to its functions in the body?

What is the primary function of protein in regulating water exchange between the blood and extracellular space?

Which of the following is NOT a function of water in the body?

What drives the movement of water across semi-permeable membranes like blood capillaries?

What is the purpose of the water-based humour in the eye?

What type of substances are carried by the blood and attract water?

What is the primary component of cytoplasm?

What percentage of blood is composed of water?

Where is most of the body's water found?

What type of molecules are attracted to water?

What happens to lipids when combined with water?

What is the primary component of cells?

What happens when there is too much water in the body compared to dissolved electrolytes like sodium?

What is the approximate water recommendation for men?

What promotes water losses in the body?

What is a sign of dehydration?

What is water's role in the body?

What should be replenished when excessive water is lost?

What is a remedy for a hangover?

What is the percentage of the body's water found in cells?

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