Final answer:
In MR imaging, a 288 x 160 matrix has lower spatial resolution compared to a 512 x 416 matrix, meaning the latter can display smaller structures with greater clarity.
Step-by-step explanation:
An MR (Magnetic Resonance) imaging matrix of 288 x 160 would have lower spatial resolution compared to a 512 x 416 matrix. Higher matrix sizes typically indicate higher spatial resolution, which means that the image can reveal smaller structures with greater clarity. However, higher resolution scans often require longer scanning times and may have a higher level of noise, depending on other imaging parameters such as signal-to-noise ratio (SNR).