ENT 207 NCSU Test #1 Questions And Answers With Latest Updates

Disease - Any state on infirmity. Health - A state of complete physical, mental, and social well-being and not merely the absence of disease or infirmity. Pathology - - An individual's health - Disease targets certain tissues (Tropism) - Medicine for individual - Diagnosis and treatment by doctors Epidemiology - - A population's health - Disease targets certain populations - Public health initiatives for whole populations - Diagnosis by epidemiologists / treatment by policy makers Tropism - When a disease manifests itself in certain tissue. Infection - When a pathogen moves into the body. - reproduces and developes - moves to other tissues - tries to get into the next body Infestation - When an arthropod or hoard of arthropods are present on/in of the body - usually on the surface but might be under the skin - can be by arthropods that also transmit disease i.e. ticks - other examples: lice, flees, mitesSigns of a Disease - The manifestation of a disease as determined by a professional - an objective fact - ex. high blood pressure Symptoms of a Disease - The manifestation of a disease as described by the sufferer - a subjective feeling - ex. feeling tired Fomites - An inanimate object that is the "vector" for a disease. - Ex. syringe, bed linens, unwashed hands Nosocomial - Spread of infectious disease by/in a hospital iatrogenic - Spread of infection disease by doctor. Disease in our primate relatives? - - Humans are most closely related to chimps and bonobos - We have similar parasites because parasites and humans co-evolved. Homo Sapiens, Tropical Animal - - modern humans evolved in the african tropics - many of our pathogens/parasites are also of tropical origin