Phlegm originates from the lungs. It is different from the mucus that is produced in the nasal passages. A common cause of phlegm is post nasal drip which is a symptom of sinus infections, colds, flu and inhalation of irritants. The diagnosis of the underlying condition could be made from the color of the phlegm.
A flow chart is a type of diagram representing a process using different symbols containing information about steps or a sequence of events. Each of these symbols is linked with arrows to illustrate the flow direction of the process.
The Important of Flowcharts and Pseudocode in Computer Programming Flowcharts are diagram that indicate relationship between two or more phenomena. They are used to demonstrate associations, structures of organization or process and association between different phenomena (Algorithms & Pseudo-code, 2010).