It displays all the menus that contain most of the Photoshop commands.

• Ribbon
• Menu Bar
• Options Bar
• Command Panel

It has all the controls that are use to customize the tool that is being use. It is also called as the "Settings of your Tools"

• Options Bar
• Settings Panel
• Tools Panel
• Customize Bar

It displays the different icons that are use to modify or edit your image.

• Editing Icons
• Editing Tools
• Tools Icon
• Tools Panel

These are small windows that allows you to access common commands.

• Windows
• Buttons
• Panels
• Bars

It shows the name of your image as well as the magnification of the opened file.

• Document Tab
• File Name
• Image Name
• Document Bar

It shows the file that your have opened.

• Image
• Image Window
• Editing Panel
• Document Tab

A gray and white checker means...

• Checker
• Single
• Blank
• Transparent

It is a transparent sheet that holds your images.

• Background
• Layers
• Images
• Checkers

Broken lines in your image means...

• Modification
• Alteration
• Selection
• Adaption

A single image is consists of one layer. Three images, three layers. So in the arrangement of images, the image on top is also the layer...

• At the bottom
• In between
• On top
• Below