The idea that assessment is intrinsic to effective instruction is traced from early experiments in the individualization of learning through the work of Benjamin Bloom to reviews of the impact of feedback on learners in classrooms.
Incidental hypervascular lesions are also very common findings in liver imaging. It is important to differentiate between 'touch' and 'don't touch' lesions. Benign 'don't touch' hypervascular tumors include hemangioma, FNH and small adenomas.
A hypoattenuating lesion is a type of abnormal tissue that can show  up on computed tomography. On the scan, the lesion shows up as  brighter and whiter than what is consideâ¦red normal. The lesion can  indicate an array of medical issues and it warrants further  investigation.