NANP Board Practice Exam

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Prepare for the NANP Board Exam. Study with detailed questions and explanations on key topics. Enhance your understanding and boost your confidence for the exam.

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Which best describes a bolus of chyme?

Chewed food that is ready to be swallowed
Liquid food mixture in the mouth
Partially digested food mixed with gastric juice
Swallowed liquid substances

The correct answer is: Partially digested food mixed with gastric juice

The best description of a bolus of chyme is that it refers to partially digested food mixed with gastric juices. This occurs after food has been processed in the stomach, where it combines with digestive enzymes and acids to create a semi-liquid mixture. This process allows for further digestion and nutrient absorption in the intestines. The first choice describes the state of food in the mouth before it is swallowed, which refers to a bolus but does not consider the digestion that occurs in the stomach. The second choice mentions liquid food mixture in the mouth, which does not accurately represent chewed food mixed with gastric juices in the stomach. The last choice pertains to liquids that have been swallowed, which is distinct from chyme, as chyme specifically indicates the mixture of partially digested food in the stomach rather than liquid substances alone.