Answer :
Final answer:
The incorrect statement about pancreatic juice is option a, as it incorrectly claims that pancreatic juice contains bile. In reality, pancreatic juice is separate from bile and plays a distinct role in digestion. The other statements correctly describe the composition and function of pancreatic juice.
Explanation:
Understanding Pancreatic Juice in Digestion
When evaluating the statements about pancreatic juice and its role in digestion, it's essential to identify the incorrect option. Here is a breakdown of the provided options:
- a. Pancreatic juice contains bile which is crucial for the emulsification of fats. - This statement is incorrect. Pancreatic juice does not contain bile; rather, bile is produced by the liver and stored in the gallbladder for fat emulsification.
- b. Pancreatic juice is mainly made up of water, along with salts, sodium bicarbonate, and various digestive enzymes. - This statement is correct. Pancreatic juice is primarily composed of water and electrolytes, along with important digestive enzymes.
- c. The presence of sodium bicarbonate gives the pancreatic juice a slightly alkaline nature with a pH ranging from 7.1 to 8.2. - This statement is correct. Sodium bicarbonate does make pancreatic juice alkaline, which is crucial for neutralizing stomach acid.
- d. The alkalinity of pancreatic juice helps neutralize the acidic gastric juice in the chyme ... - This statement is correct as well, as the alkaline nature helps protect intestinal enzymes and facilitates digestion.
Thus, the answer to the question of which statement about pancreatic juice is NOT correct is option a.
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