Question

Food sometimes enters to wind pipe and causes choking.how does it happens ?

Answer 1

Answer:

THE THROAT IS COMPOSED OF TWO PIPES AND WHEN WE TALK DURING EATING THE FOOD ENTERS WRONG WAY TO THE WIND PIPE, LEADING TO CHOKE . WHEN THE FOOD ENTERS THE WIND PIPE THERE IS NO MORE SUPPLY OF GASES TO THE BODY LEADING TO SUFFOCATION.Jul 10, 2015

Answer 2

Explanation:

if refractive index of two median 1 and 2 are r1 and r2 respectively and 1r2 <1 which median is optically denser