¶ … blood vessel resistance and heart function. In the paper, four peer reviewed journals are looked at to highlight any potential relationship between blood vessel resistance and the heart's functioning.
In normal functioning of the heart, there are critical factors that influence blood resistance. These factors include blood vessel's radius, blood viscosity and vessel length (Cinar, Demir, Pac, & Cinar, 1999). Of the three factors, vessel diameter is the most important in determining blood vessel resistance and heart functioning. Vessel changes due to contraction and relaxation of the vascular smooth muscle in the wall of the blood vessel directly influencing blood resistance which then affects heart functioning. In addition, small variations in vessel diameter leads to large changes in resistance which affect heart functioning.
Effect of Blood Vessel Radius on Blood Flow Rate
Increase or decrease in blood vessel radius can either increase or reduce blood flow rate to the heart. When blood vessels dilate, the flow of blood is increased due to a decrease in vascular resistance. Therefore, dilation of arterial blood vessels causes a decrease in blood pressure. The widening of blood vessels which bring changes in their radii thus takes a lot of blood into the...
Korotkoff Phase Should Be Used as the Endpoint for the Measurement of Diastolic Blood Pressure During Pregnancy Literature Selection and Identification Critical Appraisal of Selected Literature Five Korotkoff Phases Conducting System of Human Heart Two of the most common complicating problems seen during pregnancy are the appearance of gestational diabetes and of hypertension. Both of these conditions are more likely to occur during late pregnancy and both generally abate in the postpartum period. Nevertheless,
5% while 70.5% took Aspirin within six hours after reaching hospital and 76.5% of patients admitted in the NICVD were receiving Aspirin therapy." (Jaiwa, 2006, p.1) Jaiwa reports a more recent study that states findings that out of 52 patients with chest pain only 13 patients or 25% of the 52 received aspirin. The stated reason for not giving aspirin to the other 39 patients included that "chest pain was not
Consultant Pharmacists Impact on the Treatment of Hypercholesterolemia What is Cholesterol, and Why is it of Concern? Guidelines for Treating Hypercholesterolemia Management of Hypercholesterolemia Management of Hypercholesterolemia By Different Health Care Workers. Practical Management of Hypercholesterolemia Community Pharmacists and the Management of Hypercholesterolemia Economic Impact of Pharmacists' Treatment of Hypercholesterolemia This paper will look at the impact of consultant pharmacists on the treatment of hypercholesterolemia by physicians. Pharmacists have now assumed responsibilities outside the dispensing counter and have
Hypertension Essential hypertension or primary hypertension is a highly complex disorder. There are various factors modulating BP or blood pressure in order for adequate tissue perfusion to occur. These include: Vascular reactivity Vascular caliber Humoral mediators Circulating blood volume Blood viscosity Blood vessel elasticity Cardiac output Neural stimulation History of high blood pressure in family Ethnic background Aside from these factors, the natural course of primary hypertension is progression from infrequent or occasional to established or frequent hypertension. There is a
Taken in isolation, some of the new, minimally-invasive procedures are less expensive by far, when analyzed on a procedure-by-procedure basis, than previous significant surgical interventions, as demonstrated below: Procedure Cost Estimated duration of 'cure' CABG 5-7 years PCI (percutaneous coronary intervention 3-5 years Based on the above analysis, it would appear to be clear that a PCI is more cost-effective than CABG procedures. This may not be true when all costs are considered, however. The logic of
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