Which describes the correct order of events in the spread of disease? pathogens → exposure → sickness sickness → pathogens → exposure exposure → sickness → transmission transmission → exposure → sickness

The right answer is pathogens → exposure → sickness.

An infectious disease is a disease caused by the transmission of a micro-organism or pathogen: virus, bacteria, parasite, fungus, protozoa, after exposure to the latter.

Their mode of transmission is variable and depends on their reservoir (human, animal, environmental) and sometimes vectors (vector diseases).

his week a heat wave will be hitting, and most of the country will be experiencing temperatures above average for july. due to humidity, the temperature outside can feel even warmer than it actually is. this adjusted temperature, often referred to as the “feels like” temperature is called the heat index. the chart shows the heat index, which is calculated based on temperature and relative humidity. use this chart to answer the following questions.