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11 Cards in this Set
- Front
- Back
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Effect of inflammation on heart disease
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C-reactive protein (CRP) is a protein found in the
blood(synthesised in the liver), the levels of which rise in response to inflammation • The erythrocyte sedimentation rate (ESR), is the rate at which red blood cells precipitate in a period of one hour. It is a non-specific measure of inflammation • The serum arachidonic acid:eicosapentaenoic acid (AA:EPA) ratio is a biochemical marker of coronary artery disease (CAD) risk, as well as a tool to measure omega-3 fatty acid supplementation response • Triglycerides/HDL ratio is an indicator of LDL particle size |
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What does excercise do to circulating levels of CRP in diseased populations?
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It reduces it.
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Salt recommended levels
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Infants:6-25 millimoles 0.1-0.6 grams
• Children:14-100 millimoles 0.3-2.3gms • Adults:40-100 millimoles 0.9-2.3 grams (around 6gm of table salt |
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Recall Oats: beta glucans and fibre and dose
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Beta –glucans increase bile acid synthesis and thus
decrease serum cholesterol • Fibre binds to cholesterol preventing absorption. • Dose: 75gm dried oatmeal daily or 6gm of concentrated oat beta-glucan daily |
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Phytosterols: What they do and dose?
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Phytosterols are cholesterol-like molecules found in
all plant foods, with the highest concentrations occurring in vegetable oils. They are absorbed only in trace amounts but inhibit the absorption of intestinal cholesterol including recirculating endogenous biliary cholesterol, a key step in cholesterol elimination. • A dose of 2 g/day as the ester reduces low density lipoprotein cholesterol by 10% which usually equates to around 20g of margarine daily. |
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Policasonil; what is it and effect on LDL?
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Derived from the waxy coating of stems and
leaves of Cuban sugar cane. • Cuban studies shows lowering of LDL by 13%(Kassis et al 2007) however many negative clinical findings since then make this product controversial. |
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Phytonutrients: role of carotenoids
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Carotenoids
lutein,lycopene, β carotene (diet): lower incidence of CV disease • inhibition of LDL oxidation, inhibition of cellular lipid peroxidation and consequently attenuation of cell-mediated oxidation of LDL (Aviram M et al Handb Exp Pharmacol. 2005;(170):263-300) • but: avoid synthetic β carotene (MRC/BHF Heart Protection study:Violi F et al Lancet. 2002 Nov 30;360(9347):1782-3 |
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Phytonutrients: role of flavonoids
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Red Wine
• proanthocyanidins: antioxidants; decrease platelet aggregation, increase platelet-derived NO release, decreases superoxide production |
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Phytonutrient: dark chocolate, tea, resveratrol
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Dark Chocolate – contains polyphenol epicatechin- lowers
CRP,blood pressure,platelet reactivity, reduces stroke risk. • South Med J 2008;12(101):1203–12004 • Tea-contains polyphenol epigallocatechin gallate (EGCG)- cohort study of 40,530 Japanese-study suggest the association of green tea consumption with lower rates of cardiovascular disease and stroke. • The Ohsaki Study. JAMA 2006;296:1255–1265. • Resveratrol – the active ingrediant in red wine –may reduce the risk of CV disease. • Eur Heart J 2007;28:1683–93. |
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Why is resistance training type of exercise so useful in preventative CV health?
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Resistance training reduces circulating levels of CRP in
diseased populations. • A 2007 American study found support for the use of combined aerobic/resistance training as a modality to decrease serum CRP concentration in healthy humans. • Resistance training assists the body in expending calories via an increase in lean body mass and basal metabolism. Thus, resistance training exercise is strongly recommended for implementation in primary and secondary cardiovascular disease–prevention programs. |
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SALT and detrimental effects on health..
What does a 5g difference in salt diet associated with? |
Systematic review and meta-analysis of
prospective studies published 1966-2008 • Conclusions High salt intake is associated with significantly increased risk of stroke and total cardiovascular disease. • A difference of 5 g a day in habitual salt intake is associated with a 23% difference in the rate of stroke and 17% difference in the rate of total cardiovascular disease • BMJ |