Program ___________________ are written explanations that are not part of the program logic but that serve as documentation for readers of the program.

A(n) ____ is a named memory location whose value can vary.

Declaring a starting value for a variable is known as ____ the variable.

The ____ is used to represent output in a flowchart.

The ____ is the standard terminal symbol for a flowchart.

A(n) ____ is similar to a variable, except it can be assigned a value only once.

The process of walking through a program’s logic on paper before you actually write the program is called ____.

Programmers say that variables and constants declared within a module are ____ only within that module.

A preselected value that stops the execution of a program is often called a(n) ____________________ value because it does not represent real data.

Which of the following functions of the nephron only takes place in the highlighted region?