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Biology: Surface Area and Gas Exchange in the Body

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Biology: Surface Area and Gas Exchange in the Body

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Questions and Answers

What is the function of Villi and Microvilli in the small intestine?

To store excess nutrients

To decrease surface area for efficient absorption of nutrients

To transport nutrients to other organs

To increase surface area for better absorption of nutrients (correct)

What is the shape of Red Blood Cells, and what is its purpose?

Irregular to prevent oxygen transport

Spherical to decrease oxygen transport efficiency

Cuboidal to store excess oxygen

Biconcave to increase surface area for maximizing oxygen transport (correct)

What is the function of Alveoli in the respiratory system?

Provide enormous surface area for gas exchange (correct)

Limit the surface area for gas exchange

Store excess carbon dioxide

Produce oxygen for the body

What surrounds each alveolus and facilitates gas exchange?

<p>Network of capillaries (B)</p> Signup and view all the answers

Biology: Surface Area and Gas Exchange in the Body

Choose a study mode

Podcast

Questions and Answers

What is the function of Villi and Microvilli in the small intestine?

What is the shape of Red Blood Cells, and what is its purpose?

What is the function of Alveoli in the respiratory system?

What surrounds each alveolus and facilitates gas exchange?

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