No teeth extractions and good bone volume, there are typically three to four appointments over a four to five month period. Teeth extractions required and good bone volume, there are typically four to six appointments over a five to seven month period.
Food digestion and nutrient absorption take place primarily in the small intestine, according to eMedicineHealth. Nutrient absorption is facilitated by villi and microvilli, fingerlike projections from the intestinal wall that serve to increase the surface area of the intestine so that nutrients can be fully absorbed.
Report Abuse. Most of Chemical digestion takes place in the stomach, some occurs in the mouth, (ex: breakdown of starches in mouth by enzymes in saliva) Absorption occurs in the small intestines. Structures in the sm intestines called villi and microvilli provide a large surface area for absorption of nutrients.