cardiovascular disease - SB5 Flashcards
what is cardiovascular disease
a disease of the heart or blood vessels
what is malnutrition
getting the wrong quantity/quantity of nutrients
what is obesity?
condition where large amounts of fat form under the skin and around the internal organs
what causes cardiovascular disease
fat deposited around the heart and in arteries
what are the symptoms of cardiovascular disease + why they occur
high blood pressure (happens due to thicker artery walls becoming rigid from fat deposit)
heart pain (happens when blood flow to the heart is reduced)
heart attacks - (blocked coronary arteries)
what does BMI stand for
Body Mass Index
what is the formular for BMI?
mass (kg)/ height (cm2)
what is a regular and obese BMI
20 (regular) - over 30 (obese)
another (better) indication of risk of CVD
waist-to - hip ratio (closer to internal essential organs)
what is the definition of a stroke?
a condition caused by reduced or blocked blood flow to an area of the brain
what is a stent / how does it treat CVD?
small mesh tube that keeps the blocked artery open (introduced surgically) - opens up blood vessels to increase blood flow
what is a by-pass/ how does it treat CVD?
connects healthy blood vessels to re-establish the blood flow in the area with low or no bloody supply (allows blood flow through whole body)
