Nutrition - Unit 6 Flashcards
Nutrition - def
refers to study of the nutrients and how they are handled by the body, as well as the impact of human behavior and environment on the process of nourishment.
What are some purposes of proper nutrition?
promote growth, maintain health, help body resist infection/disease, help body recover from illness.
What are some physiologic factors influencing nutritional requirements?
Developmental considerations, sex, state of health, alcohol abuse, medications
Sociocultural and psychological factors affecting nutrition?
Religion, economics, psychosocial factors, cultural factors
Who is at high risk for developing nutritional deficiencies?
Children and adolescents, pregnant and lactating women, and people over 60 years old (especially if low income).
Malabsorption - def
anything that prevents uptake of nutrients
Crohn’s Disease - def
inflammation of the intestinal lining.
Digestion - def
conversion of food into absorbable substances through mechanical and chemical breakdown of food.
Nutritional absorption - def
passage of digested food through intestinal walls into blood.
What do vitamins do in the body?
Growth, tissue repair, catalyst for metabolic processes.
Macronutrients - nutrients we need in…
Large quantities, over 100mg, like phosphorus, magnesium, sodium, chloride, etc.
Micronutrients - nutrients we need in…
small quantities, less than 100mg. Chloride, iron, iodine, zinc, copper, etc.
Fats are needed for…
energy!
Carbohydrates - main source of…
energy!
Protein - contains…
nitrogen. Muscle building, skin, etc.
What is Azotemia?
Renal failure, which leads to low protein levels.
DEAK - these are __ soluble vitamins.
Fat soluble.
C/B - these are __ soluble vitamins.
Water soluble.