Final answer:
The nurse would anticipate hearing tympany when percussing over the client's abdomen based on the client's statement that they have not had breakfast yet. Tympany is a drum-like sound heard when percussing over a hollow organ like the stomach.
Step-by-step explanation:
Based on the client's statement, 'I haven't had my breakfast, yet,' the nurse would anticipate hearing tympany when percussing over the left side of the upper portion of the client's abdomen.
Tympany is a drum-like sound heard when percussing over a hollow organ such as the stomach. It is a normal finding in the abdomen, particularly after a person has not eaten and the stomach is empty.