caption: The Body's Second Line of Defense
exif: {"Image DocumentName": "The Body\u2019s Second Line of Defense", "Image ImageDescription": "Fever. A body temperature over 37\u00b0C. Results when pyrogens trigger the hypothalamus to increase the body\u2019s core temperature. Various types of pyrogens. Bacterial toxins. Cytoplasmic contents of bacteria released by lysis. Antibody-antigen complexes. \u00a9 2012 Pearson Education Inc. 38.", "Image XResolution": "200", "Image YResolution": "200", "Image ResolutionUnit": "Pixels/Inch", "Image Software": "SlidePlayer", "Image YCbCrPositioning": "Centered"}