In one way cytologist do that is by looking at blood samples.

细胞学家一方法就观察血液样本。

A cytologist studies living cells, and may focus on those that cause disease. That's your answer and that's your shoutout.

细胞学家活细胞，并且关注某些引起病变细胞。你回答对了吗？这就本期大喊答题节目环节。