definitions and factors affecting nutrition

food

a material comsisting of protein, carbohydrates, fats used in the body to sustain growth repair, and maintain vital processes

plant based

Food is from — sources

nutrition

the act or process of being nourished. it is the effect of getting food in.

nutrients

are substances or ingredients that promotes growth, development, energy, and supports life

carbohydrates

composed of carbons, hydrogen,and oxygen. where we get major our energy from

60-70%

expected allocation of carbs in a healthy meal

proteins

are big molecules composed of amino acids

animal base

essential amino acids are from all — protein

nitrogen

protein contains of carbon, hydrogen, oxygen and — ( a feature that creates muscles)

muscle, hormones, neurotransmitters

protein builds —,—,—

fats

composed of carbon, hydrogen, and oxygen BUT very SATURATED

vitamins

are organic substances in food for normal growth and nutrition. they DO NOT provide energy but they ASSESS in the conversion of food into energy.

degrade

vitamins — overtime because they are an organic compounds

synthesized

vitamins cannot be — in the body, so you have to consume it from foods

minerals

are inorganic substances that don’t degrade overtime

synthesized

minerals are similar to vitamins which cannot be — by the body

enzymes

facilitates chemical reactions. it breakdown food from its biggest form to its smallest form so we can absorb it.

pH

enzymes function at a unique —

hormones

are chemical substances in the body that regulate activities for specific organs and cells

malnutrition

a condition that results from eating a diet  in which one or more nutrients are either not enough or are too much such that the diet causes health problems.

biological determinants

factors affecting nutrition

• Our physiological needs provide the basic determinants of food choice. Humans need energy and nutrients in order to survive and will respond to the feelings of hunger and satiety

economical physical determinants

factors affecting nutrition

• cost and assess

social determinants

factors affecting nutrition

• influence of the people in the surrounding

meal patterns

factors affecting nutrition

• People have many different eating occasions daily, the motivations for which will differ from one occasion to the next.

psychological factors

factors affecting nutrition

• stress is a common feature of modern life and can modify behaviours that affect health, such as physical activity, smoking or food choice.

eating disorders

factors affecting nutrition

• Many individuals express a desire to lose weight or improve their body shape and thus engage in approaches to achieve their ideal body mass index. However, problems can arise when dieting and/or exercise are taken to extremes.

biological, psychological, familial and socio-cultural

The aetiology of eating disorders is usually a combination of factors including —, —, —, and —

cosumer attitudes, beliefs, knowledge and optimal bias

factors affecting nutrition

• Attitudes and beliefs can and do change; our attitude to dietary fat has changed in the last 50 years with a corresponding decrease in the absolute amount of fat eaten and a change in the ratio of saturated to unsaturated fat.

barriers to dietary and lifestyle change

factors affecting nutrition

• Household income and the cost of food is an important factor influencing food choice, especially for low-income consumers. The potential for food wastage leads to a reluctance to try ‘new’ foods for fear the family will reject them. In addition, a lack of knowledge and the loss of cooking skills can also inhibit buying and preparing meals from basic ingredients.