Gas Exchange and Cellular Respiration

Organize these options into the right categories.

Groups:

(a) Parts of the Respiratory System

,

(b) Parts of the Circulatory System

• heart

• arteries

• lungs

• bronchi

• blood vessels

• alveoli

• capillaries

• trachea

• veins

• diaphragm

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What is an organism?

• an animal

• a plant

• a living thing

• a nonliving thing, such as an element

What is another word for "a living thing"?

Response must be in English.

Cellular respiration is a process that ALL organisms do. Cellular respiration generates ATP for use in all life processes. What is ATP?

• solar energy

• thermal energy

• chemical energy

• cellular energy

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We breathe faster and our heart beats _________ when we run a marathon or exercise.

• slower

• faster

• at the same pace

• less

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In cellular respiration, glucose is broken down in the presence of oxygen, which generates ATP. What are the two waste products in this process?

• glucose

• oxygen

• carbon dioxide

• water

• ATP

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Without oxygen and glucose, cells can't produce:

• water

• salt

• ATP

• carbon dioxide

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Adenosine triphosphate is cellular energy, which we shorten to these three letters:

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During exercise, the need for oxygen increases. Why?

• in order to increase the amount of waste products in the body

• in order for the brain to experience a feeling of happiness

• in order to generate sufficient (enough) ATP for the body

• in order to fill all of the cells with air so the body floats

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Create a human body model to show what happens when a person is properly regulating gas exchange.

One response is wrong and will NOT be used.

Note: You will need to do this on your paper too!

a

b

c

d

the lungs

glucose

oxygen

carbon dioxide

brain

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