Which of the following is NOT typically detectable during abdominal palpation?

The assertion that all of the listed options are palpable during abdominal palpation is accurate. In veterinary medicine, abdominal palpation is a crucial technique used to assess various aspects of a pet's internal organs and overall health.

Feces can often be detected during palpation, especially if the animal is constipated or has a filled rectum. The presence of feces may be felt as a firm mass in the intestinal tract.

Pregnancy is also detectable through abdominal palpation, particularly in dogs and cats where veterinary professionals can feel the developing embryos or enlarged uterus, especially as the pregnancy progresses.

Additionally, masses such as tumors or cysts can frequently be identified through palpation, varying in size and location based on the nature of the growth.

Given this context, it is clear that all the aforementioned conditions—feces, pregnancy, and masses—can be detected during an abdominal palpation examination, leading to the conclusion that the correct answer reflects the misunderstanding of what can typically be palpated in this context.