why we yawn when we are sleepy or drowsy
Last updated date: 19th Mar 2023
•
Total views: 211.8k
•
Views today: 1.91k
Answer
Verified211.8k+ views
When we are sleepy or feel drowsy, we yawn because our brain cells lack sufficient amount of oxygen. The deep breath associated with yawning helps us to drawn in more oxygen and supply the much needed oxygen to the tired body organs including the brain..
Recently Updated Pages
Which of the following is correct 1 nleft S cup T right class 10 maths JEE_Main
If four points A63B 35C4 2 and Dx3x are given in such class 10 maths JEE_Main
An open pipe is in resonance in 2nd harmonic with frequency class 11 physics CBSE
The mean of discrete observations y1y2yn is given by class 10 maths JEE_Main
If log dfrac12left x2 5x + 7 right 0 then find the class 10 maths JEE_Main
Find dfracddxcos 1 x22 1 2x1 x2sin 1 x22 2 4x1 x2sin class 11 maths CBSE
Trending doubts
What was the capital of Kanishka A Mathura B Purushapura class 7 social studies CBSE
Difference Between Plant Cell and Animal Cell
Write an application to the principal requesting five class 10 english CBSE
Ray optics is valid when characteristic dimensions class 12 physics CBSE
Give 10 examples for herbs , shrubs , climbers , creepers
Tropic of Cancer passes through how many states? Name them.
Write the 6 fundamental rights of India and explain in detail
Write a letter to the principal requesting him to grant class 10 english CBSE
Name the Largest and the Smallest Cell in the Human Body ?