Terminology definition - Scope in C application

Question

Is there a specific term for the following type of C code? In my example, I want to increase the depth of scope for a small chunk of code within a function without having to

Answer 1

The term is the scope.

K&R2 defines the word scope as

A name also has a scope, which is the region of the program in which it is known

Scope is the word that refers to the visibility of an identifier.