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.

blood pressure teaching
Blood Pressure Control in Renal Failure - Health Teaching.com
This is a 12" x 18" large font, full colour poster addressing some of the more common issues surrounding blood pressure control in renal disease.

NATE - The National Association for the Teaching of English
In fact, there is one scene in Blood Pressure where the son is taking shopping for I am a well-read middle-aged man who can set Blood Pressure within a

Patient Teaching Collection
Patient Teaching AidsNo need to go searching all over for the latest information on new drugs, Learning about high blood pressure. Cutting down on salt

AN INQUIRY-BASED TEACHING TOOL FOR UNDERSTANDING ARTERIAL BLOOD
AN INQUIRY-BASED TEACHING TOOL FOR UNDERSTANDING ARTERIAL BLOOD PRESSURE REGULATION AND CARDIOVASCULAR FUNCTION. Heidi L. Collins, David W. Rodenbaugh,

Teaching students in general practice can affect patients' blood
Teaching students in general practice can affect patients' blood pressure. Jan H Matthys, vocational trainer. University of Ghent, 9000 Ghent,

A study of the long-range effectiveness of teaching blood pressure
The University of Tennessee College of Dentistry has been actively involved in teaching the fundamentals of blood pressure screening since 1964.

Teaching Measurement of High Blood Pressure
"Teaching Measurement of High Blood Pressure." EzineArticles 04 December 2006. 07 January 2008 <http://ezinearticles.com/?

.High Blood Pressure Patient Teaching-HospitalSoup.com
High Blood Pressure Patient Teaching and Resource Materials for Nurses and Health Care Professionals along with 50000 searchable web documents.

IV & Blood Pressure Training Arms Teaching & Training from School
Simulaids Blood Pressure Simulator Arm PDA technology brings you the newest training device for teaching blood pressure skills. This stand-alone u

Teaching Home Monitoring of Blood Pressure to Adolescents.
EJ262893 - Teaching Home Monitoring of Blood Pressure to Adolescents.

Teaching students in general practice can affect patients' blood
Influence of the presence of doctors-in-training on the blood pressure of patients: a randomised controlled trial in 22 teaching practices.

Knowledge of blood pressure measurement among a teaching hospital
Hypertension is a common and potentially serious disease and accurate measurement of blood pressure (BP) is important for its diagnosis and management.

The Hot Tub Mystery: The Story of a Very HOT Tub - Case Teaching
The Hot Tub Mystery: The Story of a Very HOT Tub - Case Teaching Notes - by It might be used at the end of the unit on blood pressure regulation or at

Teaching Showcase By Tool
Showcase Entry: BI SCI Measuring Blood Pressure Animation. About the Sample View Blood Pressure Animation. Teaching Challenges Addressed, Visualization

The ideal way to measure blood pressure
School of Clinical Medicine > Clinical Pharmacology > Clinical teaching > Therapeutic Routine use of ambulatory blood pressure monitoring is not yet

Lesson Plan on Blood Pressure
by Dean Sandberg and Maureen Hoyt, Arizona Call-A-Teen I. Teacher's Page A.Teaching Plan 1. Lesson Title: Blood Pressure 2. Learning Level ABE III

Teaching aids to explain blood pressure
There are some projects and models that are designed to aid in the teaching of the principles of non-invasive blood pressure monitoring.

Scientific American Frontiers . Worried Sick.Teaching Guide
Following your teacher's instructions, use your digital blood pressure device to obtain the blood pressure and pulse rate of your partner (the subject).

Blood Pressure Monitoring
How blood pressure is measured and the relevent techniques. teaching aids Projects to build which help explain the principles behind blood pressure and how


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