论文部分内容阅读
心脏病冠心病早期,症状尚轻,只感觉头痛、头晕、四肢无力、精神不易集中、耳鸣或健忘等。此时发生头晕的原因主要是心脏冠状动脉发生粥样硬化,管腔变细变窄,使心脏缺血缺氧。而心脏供血不足,可以引起头晕。贫血健康状态下,老年人体内造血组织的存在量以及造血质和量已经有所下降,红细胞本身的老化,使其对铁的利用率大不如前。因此,老年人如果不注重营养保健,很容易患贫血。脑动脉硬化
Early symptoms of coronary heart disease, the symptoms are mild, only feel headache, dizziness, weakness, mental difficulties, tinnitus or forgetfulness. Dizziness occurs at this time the main reason is the occurrence of coronary atherosclerosis, narrowing of the lumen, the heart of ischemia and hypoxia. The lack of blood supply to the heart, can cause dizziness. Under anemic conditions, the amount of hematopoietic tissue in the elderly and the amount and quality of hematopoiesis have declined. The aging of red blood cells themselves makes them less effective than iron. Therefore, if the elderly do not pay attention to nutrition and health, it is easy to suffer from anemia. Cerebral arteriosclerosis