D. Omega-3 and Omega-6 Fatty acids
eating well with Canada's food guide encourages Canadians to have how much fish per week?
2 meals per week
doctors recommend how much energy from omega-6 fatty acids?
5 - 10%
potential benefits of omega-3 fatty acids from fish sources (EPA/DHA) include
benefits related to heart disease, infant growth and development, andcancer
what's the difference between linoleic acid and conjugated linoleic acid as far as their structure goes?
conjugated linoleic acid the two double bonds are separated by one single Bond as opposed to in linoleic acid where they're separated by two single bonds
linoleic acid is an example of which type of fatty acid?
omega-6 fatty acid
what are some examples of omega-3 fatty acid sources?
flaxseed flaxseed oil canola oil and fish
is it better to get your Omega-3s from food or supplements?
food i-supplements May raise LDL cholesterol levels
where do omega-3 fatty acids get their name?
from their double carbon Bond 3 carbons from the end of the chain
where do omega-6 fatty acids get their name?
from their double carbon Bond 6 carbons from the end of their chain
the EPA/DHA content (Omega-3's from fish sources) is highest in fish that are typically prepared in which manner?
grilled baked or broiled fish
where is CLA found?
in animal products such as milk and meat of ruminants and other animals that chew the cud because bacteria in the stomach of ruminants convert linoleic acid to CLA
the American Heart Association recommends you include how much fish per week?
two to three fish meals per week
what are some sources of omega-6 fatty acids?
vegetable oil seeds nuts whole grain products
hello incidents of cardiovascular disease in Inuit population has been attributed to what?
the high omega-3 to omega-6 ratio in their diet which is based principally on fish products
what are the negative effects of high intakes of Omega-3s in some individuals?
they can increase bleeding time, interfere with wound healing, and suppressed immune functions they also provide an increased risk of contamination from pesticides
what are the potential health benefits of CLA?
they can play a potential role in cancer prevention, lower cholesterol, improve diabetes, improve immune function, and potentially lower body fat
linolenic acid is an example of which type of fatty acid?
omega-3 fatty acid
doctors recommend getting what percentage of energy from omega-3 fatty acids?
0.6 - 1.2%
which type of omega-3 fatty acid is from plant sources?
ALA
what are the three main types of omega-3 fatty acids?
ALA, EPA, DHA
which of the types of omega-3 fatty acids are from fish sources?
EPA, DHA
research first began on omega-3 and omega-6 fatty acids when researchers noticed that people in which two places had such low rates of heart disease?
Greenland and Alaska
a higher intake of which fatty acid can improve the health of the heart?
Omega-3
what are some things that eicosanoids affect?
affect muscle relaxation and contraction, blood vessel dilation and constriction, blood clot formation, blood lipid regulation and immune response to injury and infection. they act somewhat like hormones
essential fatty acids can be used by the body to make what?
eicosanoids which are biologically active compounds that regulate body functions
what are the only two essential fatty acids?
linoleic and linolenic
what does the word essential mean when describing fatty acids?
that the body cannot make them itself you have to get them from foods
