What is Cholesterol?Cholesterol is a sterol (a combination steroid and alcohol). Cholesterol is a lipid found in the cell membranes of all tissues, and it is transported in the blood plasma of all animals. Because cholesterol is synthesized by all eukaryotes, trace amounts of cholesterol are also found in membranes of plants and fungi.The name originates from the Greek chole- (bile) and stereos (solid), and the chemical suffix -ol for an alcohol, as researchers first identified cholesterol in solid form in gallstones by Francois Poulletier de la Salle in 1769. However, it is only in 1815 that chemist Eugene Chevreul named the compound "cholesterine".[2]Most of the cholesterol is synthesized by the body and some has dietary origin. Cholesterol is more abundant in tissues which either synthesize more or have more abundant densely-packed membranes, for example, the liver, spinal cord and brain. It plays a central role in many biochemical processes, such as the composition of cell membranes and the synthesis of steroid hormones. Cholesterol is insoluble in blood, but is transported in the circulatory system bound to one of the varieties of lipoprotein, spherical particles which have an exterior composed mainly of water-soluble proteins. The main types, low-density lipoprotein (LDL) and high-density lipoprotein (HDL) carry cholesterol from and to the liver.According to the lipid hypothesis, abnormally high cholesterol levels (hypercholesterolemia) and abnormal proportions of LDL and HDL are associated with cardiovascular disease by promoting atheroma development in arteries (atherosclerosis). This disease process leads to myocardial infarction (heart attack), stroke and peripheral vascular disease. As high LDL contributes to this process, it is termed "bad cholesterol", while high levels of HDL ("good cholesterol") offer a degree of protection. The balance can be redressed with exercise, a healthy diet, and sometimes medication. |
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Arch Pediatr Adolesc Med -- Abstract: Differences in blood Levels of blood pressure measured by the conventional auscultatory method were compared with those measured by the Dinamap Monitor (Dinamap Monitor 1846 SX, Non-invasive Blood Pressure Measurement Based On The Electronic Most non-invasive blood pressure monitors are based on. either the auscultation or the oscillometric method. The. auscultation method is based on detecting DOPPLER DETERMINED BLOOD PRESSURE RECORDINGS: THE EFFECT OF of cuff size on blood pressure determined by the Doppler ultrasonic technique. compared to blood pressure recordings by the auscultatory method. Blood Pressure Measurement During Pregnancy: Auscultatory Versus auscultatory method of blood pressure estimation. These. standards may not be appropriate cut-off values for oscil-. latory methods Guest Commentary: How blood-pressure devices work - 3/17/2005 - EDN Your blood pressure has an alternating-current component, . The important thing to realize is that in the auscultatory method, the systolic and diastolic American Journal of Obstetrics & Gynecology - Fulltext: Volume 168 If, however, blood pressure is measured by an automated device that produces values consistently higher than those obtained by the auscultatory method, How To Measure Blood Pressure? Digitally, there are two ways of measuring blood pressure. These are: 1) The Auscultatory method 2) The Oscillometric method Auscultatory method Check Blood Pressure in Both Arms Identification of systolic blood pressure by palpatory method helps one to avoid a lower systolic reading by auscultatory method if there is an auscultatory Finger blood pressure measurement system - US Patent 5025793 A well-known blood pressure measurement method is the auscultatory method. The auscultatory method is the familiar "doctor's office" method by which a cuff Method and Simple Apparatus for Teaching the Auscultatory Method EJ235150 - Method and Simple Apparatus for Teaching the Auscultatory Method for Measuring Human Blood Pressure to Large Classes. Validation of the auscultatory method for diagnosing peripheral Diagnosis of peripheral arterial disease with the auscultatory method The difference in systolic blood pressure measured with the two methods was larger Method for the measurement of the blood pressure This method of measurement of the blood pressure is the auscultatory method. It is used by the physician, but also by an automatic measurement of the blood History The Automated Auscultatory Method βΆ The Oscillometric Method βΆ Alternative Methods βΆ Pulse Dynamics: A Novel Technique for Blood Pressure Measurement IngentaConnect The Arterial Pressure Auscultatory Method: New Systemic arterial blood pressure is one of the most important parameters in common way to measure arterial pressure is the auscultatory method; however, Noninvasive blood pressure measurement on the temporal artery common noninvasive method of blood pressure detection. is the auscultatory method, which was first proposed by. N.S. Korotkoff in 1905 (7). Basal Blood Pressure of Normal Dogs Determined by an Auscultatory C. M. Wilhelmj, E. B. Waldmann and T. F. McGuire, "Basal Blood Pressure of Normal Dogs Determined by an Auscultatory Method and a Study of the Effect of Comparison between oscillometric and auscultatory methods of Comparison between oscillometric and auscultatory methods of ambulatory blood pressure measurement in hemodialysis patients. Blood pressure - Wikipedia, the free encyclopedia The equipment is functionally similar to that of the auscultatory method, but with an electronic pressure sensor (transducer) fitted in to detect blood flow |
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