In the medical field, blood pressure usually consists of two separate numbers. The top number is known as systolic blood pressure, and it represents the pressure inside the blood vessels when the heart is actively contracting. The bottom number is known as diastolic blood pressure, and it ...
Blood pressure is a measure of the force of the blood being pumped through the arteries(动脉)and is determined by both the amount of blood being pumped and the resistance to pressure in the arteries. High blood pressure is a dangerous condition that has no clear symptoms and can easily go ...
According to the National Institutes of Health, normal blood pressure is below 120/80, moderately high is from 140/90 to 159/99, and severe is higher than 160/100. The blood pressure of a particular person is modeled approxi-mately by where P is pressure in millimeters of mercury t secon...
Systolic, the higher number, measures the pressure during heartbeats. Normal is below 120 mmHg. High systolic pressure suggests heart strain. Diastolic, the lower number, measures pressure when the heart is at rest. Normal is below 80 mmHg and shows artery relaxation. A team of researchers from...
Blood pressure is normal, but is the heart?ChildHypertensionAntihypertensive drugsStrainSystolic functionBackground There is no detailed strain analysis of cardiac functions in treated hypertensive pediatric patients. The aim of this study was to evaluate the cardio-protective effects of different drug.....
of the blood vessels; results from the systole of the left ventricle of the heart; sometimes measured for a quick evaluation of a person's health; "adult blood pressure is considered normal at 120/80 where the first number is the systolic pressure and the second is the diastolic pressure" ...
百度试题 结果1 题目根据给出的相关提示,写出空缺处单词的正确形式。Your blood pressure is well within the normal(范围). 相关知识点: 试题来源: 解析 range 反馈 收藏
根据本段内容“If your blood pressure is probably normal, you’ll feel comfortable. Even if your values are very low, this doesn’t mean that you experience any complaints. Do you experience the following problems: dizziness, seeing black spots, light-headedness or fainting If so, your blood...
13. Which of the following combining forms means blood vessels ? A. vascul/o B. angi/o C. chromat/o D. Both A and B 14. The term meaning “pertaining to secretion” is ___ . A. crinogenic B. endocrine C. crinologic D....
The pO_2 in the superior vena cava is approximately: A. 40 mmHg. B. 46 mmHg. C. 100 mmHg. Less than 80 mm of mercury is an adults normal 1. systolic pressure 2. peristalsis pressure 3. diastolic pressure 4. water pressur...