The Close Up shot frames the talent from around the subjectís neck area to around the top of the forehead. This shot is used in certain interview and dramatic situations. More is revealed about the talent or the subject in this shot.
The Medium Close Up frames the talent from around mid chest to the top of the head. This shot is also known as the talking head, as that is what fills up the frame. This shot is perfect for inserting character generator information in the lower third of the frame, as shown here.
The Medium Shot frames the talent from around the waist to the top of the head. This shot is used in demonstration shows where equal parts of the talent, props, and the set need to be seen on screen.
The Long Shot frames the talent from the feet to the top of the head. There are instances where the framing of a Long Shot can exceed the top of the talentís head to include important information behind them, such as a stationary building or some activity like a sporting event.