Which factor directly affects the quality of the radiographic image?

The quality of a radiographic image is influenced by multiple factors, and all the options listed—film speed, exposure time, and distance from the source—play a significant role in determining that quality.

Film speed refers to the sensitivity of the radiographic film to radiation. Faster films require less exposure to produce an adequate image but may result in lower resolution compared to slower films, affecting image clarity.

Exposure time is critical as it dictates the duration the film is exposed to radiation. Insufficient exposure time can lead to underexposed images that lack detail, while excessively long exposure can cause overexposure, resulting in images that are too dark and obscured.

Distance from the radiation source is also a vital factor. Increased distance can decrease the intensity of the radiation reaching the film, which can lead to images that are underexposed and lack contrast. Conversely, decreased distance can increase the intensity, potentially causing overexposure.

Since all these factors interact and influence the radiographic image quality, the correct answer encompasses all of them, confirming that they collectively and individually contribute to the overall outcome of radiographic imaging.