Answer: Emulsifying fat globules to raise the surface area for lipase.
- A Converting absorbed dietary fats into glucose units
- B Neutralising stomach acid before it enters the duodenum
- C Breaking fat molecules directly into fatty acids and glycerol
- D Emulsifying fat globules to raise the surface area for lipase
Correct answer: D. Emulsifying fat globules to raise the surface area for lipase
Explanation: Bile salts emulsify large fat globules into smaller droplets, increasing the surface area available for pancreatic lipase to act upon.
The human digestive system. Image: LadyofHats (Mariana Ruiz), Public Domain, via Wikimedia Commons.
Concept context
The digestive tract, digestive enzymes, hormonal control of digestion, and liver function. High NEET weightage.