nutrition ch 13

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how does illness affect nutrition
- can reduce food intake
- interferes with digestion and absorption
- alters metabilism and excretion
- dietary restrictions needed for surgey and some chronic illnesses
- may be unable to prepare food
- causes emotional upset
registered dieticians
- provide medical nutrition therapy
- assess, diagnose, implement, and evaluate nutrition care plans
- plan and approve menus
- provide education
registered dietetic technicians

assisst registered dietician
physicians

prescribe diet orders
nurses
- screen patients
- participate in nutrition assessments
- provide direct nutrition care
nutrition screening
- identifies persons at risk for nutrition problems
- must be done 24 hours after admission
- should be completed in 10-15 minutes
24 hour recall
- all foods and beverages
- time of day eaten
- amounts consumed
- food preparation
- typical day?
food record
- recorded over several days
- recorded as consumed
- does not rely on memory
direct observation
- kcal counting
- time consuming
height

adults & older children
length

infants & children < 24 months
weight & BMI .. what is a healthy BMI

18-24.5
head circumfrence
- assesses brain development
- up to 3 years of age
circumfrence of waist & limbs
- evaluates body fat
- evaluates muscle mass
what doees a BIOCHEMICAL ANALYSIS provide information about?
- protein-energy nutrition
- vitamin & mineral status
- fluid & electrolyte balance
- organ function
** analysis of blood & urine
albumin
- most abundant
- slow to reflect changes in status
transferrin
- transports iron
- indicates PEM and iron status
- slow to detect changes in status
prealbumin & retinol binding protein
- responds quickly to changes in protein status
- expensive test

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Card Set

nutrition ch 13

Description

info from slides

Updated

2011-07-16T16:24:51Z

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