NTD309 - Adolescence
Terms in this set (42)
Nutrition needs determined by
the degree of sexual maturation and biological maturity
Nutrition needs are not determined by
Unhealthy eating behaviors common among adolescents include
frequent dieting, meal skipping, use of unhealthy dieting practices, and frequent consumption of foods high in fat and sugar
Concrete thinking and abstract reasoning abilities do not develop fully until
late adolescence/early adulthood
the time frame during which the body matures from that of a child to that of a young adult
when do girls have their growth spurts?
when do boys have their growth spurts?
10.5-16 + 13.5-17
the tanner stages of sexual maturation is a scale for
secondary sex characteristics
the tanner stages range from state ___ to stage ___
the tanner stages are also known as
tanner stage 1:
pre-puberty, childhood (no growth)
tanner stage 5
fully mature (adulthood)
tanner stage 2: girls
beginning growth spurt
tanner stage 3: girls
tanner stage 4: girls
menarche (2-4 years after stage 1)
tanner stage 2: boys
beginning growth spurt
tanner stage 4: boys
spermarche and peak growth
Boys gain _________ than girls.
more muscle mass, heavier skeleton, less fat, and greater increase in red blood cell mass
what's the problems with the carbs consumed by teens?
simple, low fiber, high sugar
Fiber needs according to AAP
.5g/kg body weight, max at 35g
Fiber needs according to the American Health Foundation
age + 5 = minimum; age + 10 = maximum
do boys or girls tend to have the more difficult time meeting calcium needs, and what percent of them fall short?
what are good sources of calcium?
broccoli, yogurt, black strap molasses
what are poor sources of calcium?
RDA for iron for males
RDA for iron for females
the stored iron excesses in the absorptive cells
transport iron + carrier in the bloodstream
how often is ferritin recycled?
every 3-5 days
iron deficiency anemia
low red blood cell count
when does iron deficiency anemia get diagnosed?
what is the first sign of being iron deficient?
decreased ferritin levels (you stop storing because there aren't excesses)
what is the second sign of being iron deficient?
decreases transferrin levels (or increased transferrin carriers with no iron attached)
what does iron deficiency anemia lead to?
decreased growth and cognitive development
what is the number one nutrient deficiency in the US?
more bioavailable, only animals
less bioavailable, plants and animals
rda for protein for boys
34-56g/day (increases with age)
rda for protein for girls
34-46g/day (increases with age)
rda for calcium for teens younger than 18
rda for calcium for teens 18+