Hiccups in humans generally occur due to the forceful downward shifting of the:
Show answer & explanation
Correct answer: A
Explanation
The correct option is option 1 i.e. Diaphragm.
| Diaphragm | A hiccup occurs when the brain sends a signal for the diaphragm to shift forcefully downward, suddenly pulling a lot of air into the back of the throat. |
| The sudden change in pressure causes a narrow area in the throat to temporarily snap shut, causing the "hic" sound of a hiccup. | |
| Hiccups are often rhythmic. |