The patient undergoes MRI of the pelvis, first with no contrast, and then followed by contrast material.

Sensations from one side of the body are perceived by which side of the brain?

a. Contralateral (opposite side) b. Ipsilateral (same side)

The erratic pattern of eddies and streams caused by the turbulent flow of high-velocity gases moving through small airways and their bifurcations is caused by which of the following?

a. Pendelluft c. Taylor dispersion b. Gas streaming d. Molecular diffusion