One of the key features of villi and microvilli in the digestive system is their finger-like projection shape. Which of the following is an example of how the shape of microvilli can enhance nutrient absorption?
a. Nutrients can enter the bloodstream through the blood vessels that are located in middle of the
microvilli.
b. Larger microvilli have more surface area over which more nutrients are absorbed.
c. The microvilli projections aid in mechanical digestion of food particles.
d. The finger-like projections prevent large particles of food from passing through the digestive system.