In the supermarket you would also find many frozen foods --- frozen fruits, vegetables, meat and fish. As techniques for 5.__________ (freeze) food are being improved, more frozen foods are appearing on the market, and more people are buying them. Fruits and vegetable to be sold in the supermarket are often frozen the moment 6._______are picked. The     7._________fruits and vegetable are frozen, the better.8._______machines are often taken into the fields where9.__________food grows, so that little time is lost 10.__________picking and freezing.

男，30岁。因黑色稀便3天入院，3天来，每日解黑色稀便2次，每次约200g，病前有多年上腹部隐痛史，常有夜间痛、饥饿痛，进食可缓解。查：贫血貌，皮肤无黄染，肝脾肋下未触及。

患者目前主要的护理诊断是（）

A.营养失调：低于机体需要量

B.组织灌注量不足

C.焦虑

D.有感染的危险

E.有水、电解质及酸碱平衡失调的危险