1. Dr. Dean Ornish and Dr. I. Colin Campbell have conducted research and published books that suggest a 'Whole Food Plant-Based" (WFPB) diet is best for achieving optimal health. Others,
such as Dr. Robert Atkins, Dr. Loren Cordain, and Dr. Robert Lustig, have advocated very different
positions, with less emphasis on carbohydrates (plant-based foods) and greater emphasis on
protein and fat (animal foods).

A74-year-old woman, who has been followed for the past 25 years for chronic obstructive pulmonary disease comes to the ed complaining of 48 hours of temperature to 38.6 c and worsening shortness of breath. she has a chronic productive cough, which has become more copious. on physical examination, she has rhonchi and increased fremitus in the posterior mid-lung field. a gram's stain reveals many epithelial cells and multiple gram-positive and gram-negative organisms; no neutrophils are seen. which of the following is the most likely organism causing the symptoms? - escherichia coli- haemophilus influenzae- klebsiella pneumoniae- mycobacterium tuberculosis- mycoplasma pneumoniae