Lp 49 & 50 Flashcards
-absorbable substances required by the body for energy, growth & healing
-derived from food substances we eat
Nutrients
Comprehensive list of nutrients includes
-glucose
-amino acids
-fatty acids
-triglycerides
-glycerol
Condition of body re: availability & use of nutrients
Nutritional status
-process of producing heat
-consequence of all metabolic activity
Thermogenesis
Chemical rxns require or release E
Measured in calories
E needed to maintain body Fxn at rest
BMR
E required for digestion, absorption, assimilation
Diet-induced
Heat produced by skeletal metabolism
Exercise- induced
BMR Fxns include
-maintenance of body temp
-CV & respiratory function
-m tone
-neurotically Fxn
-essential cellular activity
Other nutrients necessary substances
Vitamins
Minerals
H20
-organic substances derived from plant & animal sources
-necessary in small amts to maintain health of body tissues
Vitamins
-ions derived from food sources/ supplements
-maintain health of body tissues & support metabolism
-sources: fruit & vegetables
-needed in varied amts (daily values)
Minerals
Factors that predispose to obesity
-exogenous
-genetics
-neuroendocrine syndromes
-abnormality of E metabolism
Predisposing cardiovascular disease factors
-hypertension
-current cigarette smoking
-DM
-increased age
-sedentary lifestyle
Preventative measures for cardiovascular disease
-decreased saturated, trans fats & salt
-increased physical activity
-decreased stress/ increased coping strategies
-stop smoking
Hypertension predisposing factors
-increased boy wt & distribution
-stress
Hypertension tx & prevention
-lifestyle changes
-decreased NA intake
-improved diet
-physical activity
Cancer associated dietary factors
-increased fat/ decreased fibre diet
-++ intake of saturated fats. Cholesterol & triglycerides
-++ alcohol consumption
-exposure to carcinogens
Cancer dietary advice to decrease risk of cancer
-wt control
-varied diet
-decreased fat intake
-limit salt-cured, smoked foods
-limit alcohol
Metabolic bone disease assoc. w/aging
-imbalance of bone resorption & formation
Risk factors; genetics, age, nutrition, sedentary lifestyle, smoking, small frame, gender, cultural background
Osteoporosis
Thx for microcytic anemia
Dietary Fe & supplements
Tx for pernicious anemia (macrocyclic)
Vit. B12 injections
Dietary fats
-unsaturated fats & saturated & cholesterol
-saturated w/H atoms
-raises LDL- bad cholesterol
Saturated