Surgical incision into a muscle 

Graphing the number of cases by date of onset provides a time course of an epidemic.  This is called the _____________.

Which structure is the arrow pointing to in the figure?  

Term for inflammation of the stomach, small intestines, and large intestines: 

“Elevated antibody levels to a particular pathogen” is an example of subjective clinical criteria for a case definition.

Graphing the number of cases by date of onset provides a time course of an epidemic.  This is called the _____________.

Which structure is the arrow pointing to in the figure?  

Which phrase correctly completes the sentence below? “Before you can decide whether an outbreak exists, you must first determine ____________________.”

Which structure is the arrow pointing to in the figure?  

Which structure is the arrow pointing to in the figure?