MRI of a knee. MRIs employ powerful magnets which produce a strong magnetic field that forces protons in the body to align with that field. When a radiofrequency current is then pulsed through the patient, the protons are stimulated, and spin out of equilibrium, straining against the pull of the magnetic field.
Noun. 1. aestivation - (zoology) cessation or slowing of activity during the summer; especially slowing of metabolism in some animals during a hot or dry period. estivation. zoological science, zoology-the branch of biology that studies animals.
During mixing : deactivated yeast guarantees faster smoothening of the dough, and reduces mixing times. After division : deactivated yeast makes it easier to stretch pieces of dough more evenly, guaranteeing the consistency of the doughâs divided weight. During shaping : when sent through the molder, deactivated yeast prevents the dough from tearing and enhances its machinability on industrial production lines.