Andrea walton is a 68-year-old woman in reasonably good health. she is 64 inches tall and weighs 180 pounds. she takes a daily multi-vitamin supplement and over-the-counter antacids for heartburn. her usual diet includes lean meat, chicken, fish, and fresh vegetables and seasonal fruit from her garden. she now reports having severe heartburn after a family reunion picnic over the labor day weekend, and over the past two days has experienced diarrhea and painful stomach cramps.

1. Based on her history, which of the following is the most likely explanation for Andrea’s sudden onset diarrhea?

a. her age
b. foodborne illness
c. being overweight
d. the multivitamin
e. stress associated with the family reunion

2. What is the most likely cause of Mrs. Treat’s heartburn?

a. her age
b. foodborne illness
c. being overweight
d. the multivitamin
e. stress associated with the family reunion