With PET scans and functional MRI, we can observe fluctuations in brain activity by measuring changes in blood flow and levels of nutrients.
有了PET扫描与MRI(核磁共振成像)，我们可以观察到大脑活动的波动，通过测量血液流动与营养物等级的变化。
A pet may help lower blood pressure and heart rate, for example, or ease stress, loneliness and even dementia-related agitation in the elderly.
比如，养宠物有助于降低血压和心率，能够缓解压力、减轻孤独感、甚至可以缓解老年痴呆症所引起的焦虑。
The team also took blood samples from wild born, pet animals in Gabon.
该小组还在加蓬采集了野生宠物的血液样本。
Subjects in the placebo group did not realize any benefits on PET regional myocardial blood flow, coronary flu, exercise tolerance or hemodynamic variables.
而安慰剂组的各项指标无任何改善，包括PET区域心肌血流量，冠脉血流量，运动耐量或者血流动力学变量。
PET technology determines how well organs and other tissue are functioning based on blood flow and the amount of nutrients, such as oxygen or glucose, that they are using.
PET可以通过检测到血流量及人体利用氧气和葡萄糖这类的营养物质的量来探测人体器官和组织的功能状况。
Puppy people blood separates blood group, is becoming an operation the blood with different need? Is a blood bank of pet hospital whole?
小动物们的血分血型，做手术是不是需要不同的血？宠物医院的血库全吗？
The ratio of FDG uptake of the lesion to normal white matter in PET and the ratio of cerebral blood perfusion of the lesion to normal white matter also were compared.
PET是病灶FDG摄取与正常脑白质比率进行比较，ASL是病灶大脑血环流量与正常脑白质比率进行比较。
Many studies have shown that owning a pet is related to lower rates of depression and blood pressure.
大量研究表明，养宠物的人得抑郁症和高血压的几率较低。
Other research hasn't found a difference in blood pressure levels among pet owners and non-owners.
其他研究还没有发现养宠物的人和不养宠物的人血压水平的高低程度。
Once the plants are large enough you can try feeding them small insects or get some dried blood worms at a pet shop.
当植株长到一定程度之后，可以开始尝试喂食小虫。
Some pet dogs (about 1 / 3) can sense the physical changes of certain chemical substances, and the sudden drop in blood glucose before the master warning to owners to replenish food and avoid danger.
一些宠物狗（约有1/3）可以嗅出主人身体某些化学物质的变化情况，并在主人血糖陡降之前发出警告，让主人及时补充食物，避免危险，jiusewang。
Some pet dogs (about 1 / 3) can sense the physical changes of certain chemical substances, and the sudden drop in blood glucose before the master warning to owners to replenish food and avoid danger.
一些宠物狗（约有1/3）可以嗅出主人身体某些化学物质的变化情况，并在主人血糖陡降之前发出警告，让主人及时补充食物，避免危险，jiusewang。
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