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Biology: The Respiratory System

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Questions and Answers

Which of the following muscles is involved in breathing?

Rectus abdominis

Transversus thoracis

External obliques

All of the above (correct)

What is the average respiratory rate in breaths per minute?

12 (correct)

What is the volume of air that moves in or out with each inspiration or expiration?

2000 mL

1000 mL

3000 mL

500 mL (correct)

What is the sum of Inspiratory Reserve Volume (IRV) and Tidal Volume (TV)?

3500 mL Signup and view all the answers

What is the volume of air still left in the lungs after forced exhalation?

1200 mL Signup and view all the answers

What is the maximum volume of air that can be inhaled and exhaled during forced breathing?

4800 mL Signup and view all the answers

What is the main goal of respiration?

To provide O2 to the tissues and to remove CO2 Signup and view all the answers

What is the process of inflow and outflow of air between the atmosphere and the lung alveoli?

Pulmonary ventilation Signup and view all the answers

What is the minimum volume of air that the lungs can hold?

Minimal volume Signup and view all the answers

Biology: The Respiratory System

Choose a study mode

Podcast

Questions and Answers

Which of the following muscles is involved in breathing?

What is the average respiratory rate in breaths per minute?

What is the volume of air that moves in or out with each inspiration or expiration?

What is the sum of Inspiratory Reserve Volume (IRV) and Tidal Volume (TV)?

What is the volume of air still left in the lungs after forced exhalation?

What is the maximum volume of air that can be inhaled and exhaled during forced breathing?

What is the main goal of respiration?

What is the process of inflow and outflow of air between the atmosphere and the lung alveoli?

What is the minimum volume of air that the lungs can hold?

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