Saved Bookmarks
| 1. |
Which one of the following is the correct order of peristalsis in human digestive system ? A) Grinding → Propulsion → Retropulsion B) Retropulsion → Grinding → Propulsion C) Propulsion → Retropulsion → Grinding D) Propulsion → Grinding → Retropulsion |
|
Answer» D) Propulsion → Grinding → Retropulsion |
|