After running for two minutes, a student’s breathing rate increases from 16 breaths per minute to 32 breaths per minute. The primary reason for this increase is:
The muscles require more oxygen and produce more carbon dioxide during exercise
2 )
The lungs become compressed during physical activity
3 )
The diaphragm muscle weakens during exercise and must work harder
4 )
The body temperature increases, requiring more air to cool down
تحلیل ویدئویی تست
منتظریم اولین نفر تحلیلش کنه!
پرسش و پاسخ های مشابه
سوال کنید یا به سوالات دیگران پاسخ دهید ...