Why Do We Breathe Faster After Running ? :: āφāĻŽāĻŋ āĻĻ⧌⧰āĻžā§° āĻĒāĻŋāĻ›āϤ āĻ•āĻŋāϝāĻŧ āĻŦ⧇āĻ›āĻŋ āĻœā§‹ā§°ā§‡ āĻļā§āĻŦāĻžāϏ āϞāĻ“āρ ?






Why Do We Breathe Faster After Running ?


Muscles need more energy during running. To release energy, muscles use more oxygen. Running also produces more carbon dioxide. The brain senses this change in the blood. It signals the lungs and breathing muscles to work faster. So we breathe faster to take in oxygen and remove carbon dioxide.


Words: i. Running,  ii. Lungs,  iii. More Oxygen In,  iv. More Carbon Dioxide Out,  v. Muscles


Key Point: We breathe faster after running to supply more oxygen and remove extra carbon dioxide.


āφāĻŽāĻŋ āĻĻ⧌⧰āĻžā§° āĻĒāĻŋāĻ›āϤ āĻ•āĻŋāϝāĻŧ āĻŦ⧇āĻ›āĻŋ āĻœā§‹ā§°ā§‡ āĻļā§āĻŦāĻžāϏ āϞāĻ“āρ ?

āĻĻ⧌⧰āĻžā§° āϏāĻŽāϝāĻŧāϤ āĻĒ⧇āĻļā§€āĻ• āĻ…āϧāĻŋāĻ• āĻļāĻ•ā§āϤāĻŋā§° āĻĒā§ā§°āϝāĻŧā§‹āϜāύ āĻšāϝāĻŧāĨ¤ āĻļāĻ•ā§āϤāĻŋ āĻ‰ā§ŽāĻĒāĻ¨ā§āύ āϕ⧰āĻŋāĻŦāϞ⧈ āĻĒ⧇āĻļā§€āϝāĻŧ⧇ āĻ…āϧāĻŋāĻ• āĻ…āĻ•ā§āϏāĻŋāĻœā§‡āύ āĻŦā§āĻ¯ā§ąāĻšāĻžā§° āϕ⧰⧇āĨ¤ āĻĻ⧌⧰āĻžā§° āĻĢāϞāϤ āĻ…āϧāĻŋāĻ• āĻ•āĻžā§°ā§āĻŦāύ āĻĄāĻžāχ-āĻ…āĻ•ā§āϏāĻžāχāĻĄ āĻ‰ā§ŽāĻĒāĻ¨ā§āύ āĻšāϝāĻŧāĨ¤āĻŽāĻ—āĻœā§‡ ā§°āĻ•ā§āϤāϤ āĻšā§‹ā§ąāĻž āĻāχ āĻĒā§°āĻŋāĻŦāĻ°ā§āϤāύ āĻ…āύ⧁āĻ­ā§ą āϕ⧰⧇āĨ¤ āϤāĻžā§° āĻĒāĻŋāĻ›āϤ āχ āĻĢ⧁āϏāĻĢ⧁āϏ āφ⧰⧁ āĻļā§āĻŦāĻžāϏ-āĻĒā§ā§°āĻļā§āĻŦāĻžāϏ⧰ āĻĒ⧇āĻļā§€āĻ• āĻ…āϧāĻŋāĻ• āĻĻā§ā§°ā§āϤāĻ­āĻžā§ąā§‡ āĻ•āĻžāĻŽ āϕ⧰āĻŋāĻŦāϞ⧈ āϏāĻ‚āϕ⧇āϤ āĻĻāĻŋāϝāĻŧ⧇āĨ¤ āϏ⧇āχāĻŦāĻžāĻŦ⧇ āφāĻŽāĻŋ āĻ…āϧāĻŋāĻ• āĻ…āĻ•ā§āϏāĻŋāĻœā§‡āύ āϞ’āĻŦāϞ⧈ āφ⧰⧁ āĻ…āϤāĻŋā§°āĻŋāĻ•ā§āϤ āĻ•āĻžā§°ā§āĻŦāύ āĻĄāĻžāχ-āĻ…āĻ•ā§āϏāĻžāχāĻĄ āĻŦāĻžāĻšāĻŋā§° āϕ⧰āĻŋāĻŦāϞ⧈ āĻŦ⧇āĻ›āĻŋ āĻœā§‹ā§°ā§‡ āĻļā§āĻŦāĻžāϏ āϞāĻ“āρāĨ¤


āĻļāĻŦā§āĻĻ: i. āĻĻ⧌⧰āĻž,  ii. āĻĢ⧁āϏāĻĢ⧁āϏ,  iii. āĻ…āϧāĻŋāĻ• āĻ…āĻ•ā§āϏāĻŋāĻœā§‡āύ āĻ­āĻŋāϤ⧰āϞ⧈,  iv. āĻ…āϧāĻŋāĻ• āĻ•āĻžā§°ā§āĻŦāύ āĻĄāĻžāχ-āĻ…āĻ•ā§āϏāĻžāχāĻĄ āĻŦāĻžāĻšāĻŋā§°āϞ⧈,  v. āĻĒ⧇āĻļā§€


āĻŽā§āĻ–ā§āϝ āĻ•āĻĨāĻž: āφāĻŽāĻŋ āĻĻ⧌⧰āĻžā§° āĻĒāĻŋāĻ›āϤ āĻ…āϧāĻŋāĻ• āĻ…āĻ•ā§āϏāĻŋāĻœā§‡āύ āϝ⧋āĻ—āĻžāύ āϧ⧰āĻŋāĻŦāϞ⧈ āφ⧰⧁ āĻ…āϤāĻŋā§°āĻŋāĻ•ā§āϤ āĻ•āĻžā§°ā§āĻŦāύ āĻĄāĻžāχ-āĻ…āĻ•ā§āϏāĻžāχāĻĄ āĻŦāĻžāĻšāĻŋā§° āϕ⧰āĻŋāĻŦāϞ⧈ āĻŦ⧇āĻ›āĻŋ āĻœā§‹ā§°ā§‡ āĻļā§āĻŦāĻžāϏ āϞāĻ“āρāĨ¤






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MCQ on “ Why Do We Breathe Faster After Running?”


1. Why do muscles need more oxygen during running ? āĻĻ⧌⧰āĻžā§° āϏāĻŽāϝāĻŧāϤ āĻĒ⧇āĻļā§€āĻ• āĻ…āϧāĻŋāĻ• āĻ…āĻ•ā§āϏāĻŋāĻœā§‡āύ āĻ•āĻŋāϝāĻŧ āϞāĻžāϗ⧇ ?


A. To sleep B. To release energy C. To stop movement D. To cool the body


Ans: B. To release energy
Explanation: Muscles use oxygen to produce energy. āĻŦā§āϝāĻžāĻ–ā§āϝāĻž: āĻĒ⧇āĻļā§€āϝāĻŧ⧇ āĻļāĻ•ā§āϤāĻŋ āĻ‰ā§ŽāĻĒāĻ¨ā§āύ āϕ⧰āĻŋāĻŦāϞ⧈ āĻ…āĻ•ā§āϏāĻŋāĻœā§‡āύ āĻŦā§āĻ¯ā§ąāĻšāĻžā§° āϕ⧰⧇āĨ¤


2. What gas is produced more during running ? āĻĻ⧌⧰āĻžā§° āϏāĻŽāϝāĻŧāϤ āϕ⧋āύ āϗ⧇āĻ› āĻ…āϧāĻŋāĻ• āĻ‰ā§ŽāĻĒāĻ¨ā§āύ āĻšāϝāĻŧ ?


A. Oxygen B. Nitrogen C. Carbon dioxide D. Hydrogen


Ans: C. Carbon dioxide
Explanation: Running produces more carbon dioxide in the body. āĻŦā§āϝāĻžāĻ–ā§āϝāĻž: āĻĻ⧌⧰āĻžā§° āĻĢāϞāϤ āĻļ⧰⧀⧰āϤ āĻ…āϧāĻŋāĻ• āĻ•āĻžā§°ā§āĻŦāύ āĻĄāĻžāχ-āĻ…āĻ•ā§āϏāĻžāχāĻĄ āĻ‰ā§ŽāĻĒāĻ¨ā§āύ āĻšāϝāĻŧāĨ¤


3. Which organ senses changes in the blood ? ā§°āĻ•ā§āϤāϤ āĻšā§‹ā§ąāĻž āĻĒā§°āĻŋāĻŦāĻ°ā§āϤāύ āϕ⧋āύ āĻ…āĻ‚āĻ—āχ āĻ…āύ⧁āĻ­ā§ą āϕ⧰⧇ ?


A. Heart B. Brain C. Eye D. Skin


Ans: B. Brain
Explanation: The brain detects oxygen and carbon dioxide levels. āĻŦā§āϝāĻžāĻ–ā§āϝāĻž: āĻŽāĻ—āĻœā§‡ āĻ…āĻ•ā§āϏāĻŋāĻœā§‡āύ āφ⧰⧁ āĻ•āĻžā§°ā§āĻŦāύ āĻĄāĻžāχ-āĻ…āĻ•ā§āϏāĻžāχāĻĄā§° āĻĒā§°āĻŋāĻŽāĻžāĻŖ āĻ…āύ⧁āĻ­ā§ą āϕ⧰⧇āĨ¤


4. Which organ helps us breathe ? āϕ⧋āύ āĻ…āĻ‚āĻ—āχ āφāĻŽāĻžāĻ• āĻļā§āĻŦāĻžāϏ āĻ˛ā§‹ā§ąāĻžāϤ āϏāĻšāĻžāϝāĻŧ āϕ⧰⧇ ?


A. Kidney B. Liver C. Lungs D. Teeth


Ans: C. Lungs
Explanation: Lungs help take in oxygen and remove carbon dioxide. āĻŦā§āϝāĻžāĻ–ā§āϝāĻž: āĻĢ⧁āϏāĻĢ⧁āϏ⧇ āĻ…āĻ•ā§āϏāĻŋāĻœā§‡āύ āϞāϝāĻŧ āφ⧰⧁ āĻ•āĻžā§°ā§āĻŦāύ āĻĄāĻžāχ-āĻ…āĻ•ā§āϏāĻžāχāĻĄ āĻŦāĻžāĻšāĻŋā§° āϕ⧰⧇āĨ¤


5. Why do we breathe faster after running ? āĻĻ⧌⧰āĻžā§° āĻĒāĻŋāĻ›āϤ āφāĻŽāĻŋ āĻ•āĻŋāϝāĻŧ āĻŦ⧇āĻ›āĻŋ āĻœā§‹ā§°ā§‡ āĻļā§āĻŦāĻžāϏ āϞāĻ“āρ ?


A. To sing B. To sleep C. To get more oxygen D. To stop the heart


Ans: C. To get more oxygen
Explanation: Faster breathing supplies extra oxygen to the body. āĻŦā§āϝāĻžāĻ–ā§āϝāĻž: āĻŦ⧇āĻ›āĻŋ āĻœā§‹ā§°ā§‡ āĻļā§āĻŦāĻžāϏ āĻ˛ā§‹ā§ąāĻžāχ āĻļ⧰⧀⧰āϞ⧈ āĻ…āϧāĻŋāĻ• āĻ…āĻ•ā§āϏāĻŋāĻœā§‡āύ āϝ⧋āĻ—āĻžāύ āϧ⧰⧇āĨ¤


6. What does faster breathing remove from the body ? āĻĻā§ā§°ā§āϤ āĻļā§āĻŦāĻžāϏ-āĻĒā§ā§°āĻļā§āĻŦāĻžāϏ⧇ āĻļ⧰⧀⧰⧰ āĻĒā§°āĻž āĻ•āĻŋ āĻŦāĻžāĻšāĻŋā§° āϕ⧰⧇ ?


A. Water B. Carbon dioxide C. Food D. Blood


Ans: B. Carbon dioxide
Explanation: Breathing removes extra carbon dioxide. āĻŦā§āϝāĻžāĻ–ā§āϝāĻž: āĻļā§āĻŦāĻžāϏ-āĻĒā§ā§°āĻļā§āĻŦāĻžāϏ⧇ āĻ…āϤāĻŋā§°āĻŋāĻ•ā§āϤ āĻ•āĻžā§°ā§āĻŦāύ āĻĄāĻžāχ-āĻ…āĻ•ā§āϏāĻžāχāĻĄ āĻŦāĻžāĻšāĻŋā§° āϕ⧰⧇āĨ¤


7. Which body part needs more energy during running ? āĻĻ⧌⧰āĻžā§° āϏāĻŽāϝāĻŧāϤ āĻļ⧰⧀⧰⧰ āϕ⧋āύ āĻ…āĻ‚āĻļāĻ• āĻ…āϧāĻŋāĻ• āĻļāĻ•ā§āϤāĻŋ āϞāĻžāϗ⧇ ?


A. Hair B. Nails C. Muscles D. Teeth


Ans: C. Muscles
Explanation: Muscles work harder during running. āĻŦā§āϝāĻžāĻ–ā§āϝāĻž: āĻĻ⧌⧰āĻžā§° āϏāĻŽāϝāĻŧāϤ āĻĒ⧇āĻļā§€āϝāĻŧ⧇ āĻ…āϧāĻŋāĻ• āĻ•āĻžāĻŽ āϕ⧰⧇āĨ¤


8. The brain signals the lungs to work ______.. āĻŽāĻ—āĻœā§‡ āĻĢ⧁āϏāĻĢ⧁āϏāĻ• ______ āĻ•āĻžāĻŽ āϕ⧰āĻŋāĻŦāϞ⧈ āϏāĻ‚āϕ⧇āϤ āĻĻāĻŋāϝāĻŧ⧇āĨ¤


A. slower B. faster C. quietly D. less


Ans: B. faster
Explanation: The lungs work faster during heavy activity. āĻŦā§āϝāĻžāĻ–ā§āϝāĻž : āĻ…āϧāĻŋāĻ• āĻ•āĻžāĻŽā§° āϏāĻŽāϝāĻŧāϤ āĻĢ⧁āϏāĻĢ⧁āϏ āĻŦ⧇āĻ›āĻŋ āĻĻā§ā§°ā§āϤāĻ­āĻžā§ąā§‡ āĻ•āĻžāĻŽ āϕ⧰⧇āĨ¤


9. Running increases the need for ______. āĻĻ⧌⧰āĻžāχ ______ ā§° āĻĒā§ā§°āϝāĻŧā§‹āϜāύ āĻŦ⧃āĻĻā§āϧāĻŋ āϕ⧰⧇āĨ¤


A. Oxygen B. Paint C. Sugar only D. Salt only


Ans: A. Oxygen
Explanation: The body needs more oxygen while running. āĻŦā§āϝāĻžāĻ–ā§āϝāĻž: āĻĻ⧌⧰āĻžā§° āϏāĻŽāϝāĻŧāϤ āĻļ⧰⧀⧰āĻ• āĻ…āϧāĻŋāĻ• āĻ…āĻ•ā§āϏāĻŋāĻœā§‡āύ āϞāĻžāϗ⧇āĨ¤


10. Which statement is correct ? āϕ⧋āύ āωāĻ•ā§āϤāĻŋāĻŸā§‹ āϏāĻ āĻŋāĻ• ?


A. We breathe slower after running  B. Running decreases energy use
C. We breathe faster to take in more oxygen  D. Muscles do not need oxygen


Ans: C. We breathe faster to take in more oxygen


Explanation: Faster breathing helps meet the body’s oxygen needs. āĻŦā§āϝāĻžāĻ–ā§āϝāĻž: āĻŦ⧇āĻ›āĻŋ āĻœā§‹ā§°ā§‡ āĻļā§āĻŦāĻžāϏ āĻ˛ā§‹ā§ąāĻžāχ āĻļ⧰⧀⧰⧰ āĻ…āĻ•ā§āϏāĻŋāĻœā§‡āύ⧰ āĻĒā§ā§°āϝāĻŧā§‹āϜāύ āĻĒā§‚ā§°āĻŖ āϕ⧰⧇āĨ¤