nutrition for a lifetime Flashcards

1
Q

prenatal period

A

time between conception and birth
aka pregnancy

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2
Q

lactation

A

milk production for breastfeeding

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3
Q

life stages

A

prenatal
lactation
infancy
childhood
adolescence
adult
older adult

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4
Q

why study nutrition for different life stages

A

you may become a parent in the future
your parents and grandparents may experience declining physical fin
you are likely to experience these changes
long-term health related practices

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5
Q

conception

A

moment when a sperm enters an egg

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6
Q

preconception period

A

before a female of childbearing age becomes pregnant, and a male who is sexually mature father of a child

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7
Q

before pregnancy, lifestyle choices of females and males influence the chances of having a normal pregnancy and healthy baby. these include

A

consuming nutritionally adequate diet
achieve and maintain healthy BMI
avoid harmful drugs
exercise regularly

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8
Q

gestation

A

conception to birth of full term infant

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9
Q

full term infant

A

38-42 weeks

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10
Q

fertilized egg divides repeatedly after conception forming a mass of cells that enters the

A

uterus

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11
Q

embryo

A

human organism from 14 days to 8 weeks after conception

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12
Q

fetus

A

human organism from 8 weeks after conception until birth

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13
Q

first trimester: embryo develops

A

most of its organs

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14
Q

prenatal critical stage occurs in ___ trimester

A

first

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15
Q

first trimester critical stage

A

negative effects of nutrient deficiencies and excesses and exposure to toxic compounds

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16
Q

sedan semester: organs continue to grow and mature; has fully formed ____, ____, ____, ____, ____, ____

A

arms, hands, fingers, legs, feet, toes

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17
Q

third trimester fetus ____ in length, multiplies weight by ____

A

doubles
3-4

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18
Q

placenta

A

organ of pregnancy that connects the uterus to the embryo/fetus via the umbilical cord

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19
Q

placenta function

A

transfer nutrients and O2 into fetus
transfer waste from fetus to mothers bloodstream to eliminate

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20
Q

the placenta does not filter

A

many microbes and toxic substances

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21
Q

a fetus needs to spend at least ____ weeks developing in the uterus to not need special care after birth

A

37

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22
Q

low birth weight baby

A

<5.5 lb at birth

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23
Q

second leading cause of infant death

A

low birth weight

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24
Q

LBW infants are more likely to occur with

A

younger females (<20)
older females (>40)
females who smoke

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25
Q

LBW is often associated with

A

preterm or premature birth

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26
Q

preterm

A

born before 37th week

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27
Q

early preterm

A

born before 34th week

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28
Q

prolactin stimulates

A

development of milk producing tissue in the breast

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29
Q

morning sickness

A

nausea and vomiting associated with pregnancy that can occur at any time of the day

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30
Q

morning sickness usual time frame

A

early first trimester to 16th week

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31
Q

morning sickness tips

A

avoid odors and fried or greasy foods; smaller but more frequent meals and snacks; ginger tea

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32
Q

in the first trimester fatigue may result from

A

physiological anemia

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33
Q

physiological anemia

A

lower concentration of RBD in blood stream, normal in pregnancy

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34
Q

in the first trimester blood volume increases by

A

150%

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35
Q

third trimester fatigue may be due to

A

physical demand of carrying a rapidly growing fetus

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36
Q

edema

A

fluid retention that usually results in minor swelling, especially hands and feet

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37
Q

pregnancy constipation can occur due to

A

hormones from placenta that relax digestive tract

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38
Q

pregnancy constipation treatment

A

adequate intake of fiber and fluid

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39
Q

pregnancy heartburn can occur due to

A

uterus pushing upward in the mothers abdominal cavity

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40
Q

pregnancy heartburn treatment

A

smaller meals, avoid lying after eating, less fatty foods

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41
Q

kilocalorie increase for first trimester

A

EER+0

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42
Q

kilocalorie increase for second trimester

A

EER+340

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43
Q

kilocalorie increase for third semester

A

EER+452

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44
Q

what is the increase of protein DRI from not pregnant to pregnant

A

46 to 71

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45
Q

what is the increase of vit c DRI from not pregnant to pregnant

A

75 to 85

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46
Q

what is the increase of thiamin DRI from not pregnant to pregnant

A

1.1 to 1.4

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47
Q

what is the increase of niacin DRI from not pregnant to pregnant

A

14 to 18

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48
Q

what is the increase of folate DRI from not pregnant to pregnant

A

400 to 600

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49
Q

what is the increase of vit d DRI from not pregnant to pregnant

A

stays the same; 15

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50
Q

what is the increase of calcium DRI from not pregnant to pregnant

A

stays the same; 1000

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51
Q

what is the increase of iron DRI from not pregnant to pregnant

A

18 to 27

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52
Q

what is the increase of iodine DRI from not pregnant to pregnant

A

150 to 220

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53
Q

folate increase ___% from pre pregnancy

A

50

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54
Q

iron increases ____% from prepregnancy

A

50

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55
Q

when is fish not safe to eat in pregnancy

A

larger fish
swordfish, shark, king mackerel, tilefish, marlin, orange roughy, bigeye tuna

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56
Q

why is fish not always safe to eat

A

some contain methylmurcury

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57
Q

what does large amounts of methylercury do in pregnancy

A

toxic, damage fetal nervous system

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58
Q

pregnancy craving cause

A

unknown

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59
Q

pica

A

craving and eating nonfood items such as laundry starch, chalk, clay, cigarette ashes, soil

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60
Q

pica may be associated with

A

iron, zinc deficiencies

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61
Q

recommended range of weight gain during pregnancy depends on

A

pre pregnancy weight

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62
Q

weight gain recommendation for mother BMI <18.5 (underweight)

A

28-40lb

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63
Q

weight gain recommendation for mother BMI 18.5-24.9 (healthy weight)

A

25-35lb

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64
Q

weight gain recommendation for mother BMI 25-29.9 (overweight)

A

15-25lb

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65
Q

weight gain recommendation for mother BMI >30 (obese)

A

11 to 20 lb

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66
Q

weight gain recommendations are higher for females with

A

more than one fetus

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67
Q

females who gain excess weight during pregnancy are likely to

A

retain extra pounds after birth
give birth to high birth weight baby

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68
Q

high birth weight baby

A

> 8lb 13 oz

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69
Q

high birth weight babies have a higher risk of

A

being injured during birth
obesity, diabetes, HTN

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70
Q

females who are underweight and do not gain enough weight during pregnancy are at risk of

A

having preterm or low birth weight infants

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71
Q

distribution of weight gain during pregnancy: blood

A

4 lb

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72
Q

distribution of weight gain during pregnancy: breasts

A

2lb

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73
Q

distribution of weight gain during pregnancy: uterus

A

2lb

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74
Q

distribution of weight gain during pregnancy: fat, protein, retained fluid

A

11lb

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75
Q

distribution of weight gain during pregnancy: fetus

A

7.5lb

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76
Q

distribution of weight gain during pregnancy: placenta

A

1.5lb

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77
Q

distribution of weight gain during pregnancy: amniotic fluid

A

2lb

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78
Q

healthy pregnancy weight gain rate

A

up to 5 lb during first trimester
3-4lb per month during 2nd and 3rd

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79
Q

prenatal care

A

specialized health care for pregnant females

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80
Q

prenatal care should begin

A

early in pregnancy

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81
Q

prenatal care includes measuring and monitoring

A

weight gain, BP, blood glucose, uterine growth

82
Q

prenatal care includes advising on

A

lifestyle choices

83
Q

prenatal care may also include discussing other concerns likee

A

morning sickness, safe types of PA, birth process expectation, infant care skills

84
Q

gestational diabetes occurs in up to ___% of pregnancies

A

10

85
Q

when a female has gestational diabetes, excess glucose is delivered to

A

fetus, often leading to high birth weight baby

86
Q

after birth, infants born to a mom with gestational diabetes have difficulty

A

controlling own blood glucose levels, at risk for becoming overweight as children

87
Q

gestational hypertension occurs after ___ week

A

20th

88
Q

preeclampsia

A

sudden, dramatic increase in weight due to edema, severe HTN, persistent headache, vision problems, trouble breathing, protein in urine

89
Q

if seizures occur with preeclampsia it is called

A

eclampsia

90
Q

major causes of maternal death

A

preeclampsia, eclampsia

91
Q

exposure to tobacco from cigarette smoking may lead to

A

early brith and low birth weight baby; increase risk of having baby with birth defects or die from SIDS

92
Q

benefits of physical activity in pregnancy

A

enhanced muscle tone and strength
reduced edema
improve mood and sleep

93
Q

pregnancy recommended activities

A

walking, cycling, swimming, prenatal yoga, light aerobics

94
Q

pregnant women should avoid which physical activities

A

contact sports, hot yoga, horseback riding, downhill skiing

95
Q

infancy stage

A

birth to 2 years

96
Q

birth weight doubles by

A

4-6 months

97
Q

birth weight triples by

A

1 year

98
Q

infant length increases by ___% from birth to one year

A

50

99
Q

colostrum

A

yellowish fluid that is the initial form of breast milk, contains anti-infective properties

100
Q

colostrum contains

A

antibodies, immune system cells, other biologically active substances needed for immunity, prebiotics

101
Q

human milk is a rich source of

A

lipids, fatty acids
linoleic acid, arachidonic acid, docosahezaenoic acid

102
Q

advantages of breastfeeding for baby

A

free of bacteria
supplies antibodies and immune cells
easily digested
reduce risk of food allergies
change in composition overtime to meet needs of infant
contains zinc, iron, other minerals
decrease risk of ear, intestinal, respiratory infections
reduce risk of asthma, obesity, type 1 diabetes

103
Q

advantages of breastfeeding for new mothers

A

reduce uterine bleeding
promotes shrinking of uterus to pre-pregnancy state
decrease risk of breast and ovarian cancer
promote maternal weight loss
enhance bonding with infant
less expensive, more convenient than formula

104
Q

oxytocin

A

elicits the let down response, causes uterus to contract

105
Q

let down reflex can be blocked by

A

embarrassment, emotional stress and tension, pain, fatigue

106
Q

milk production relies on

A

supply and demand

107
Q

milk production requires approximately ___kcal/day

A

800

108
Q

lactation: daily energy needs only need to increase by ____ kcal/day above females pre-pregnancy EER

A

300-400

109
Q

recommendation is to exclusively breastfeed infants for

A

6 months

110
Q

appropriate solid foods should be added at about ___ months old

A

4-6

111
Q

breastfeeding combined with solid foods should continue until

A

12 months

112
Q

human milk may be inadequate in

A

vitamin d, b-12, iron, fluoride

113
Q

AAP recommends ____ supplements until breastfed baby consumes adequate ____ from food or infant formula

A

vit d

114
Q

lactating total vegetarians may need ___ supplement

A

vit b-12

115
Q

babies should have a source of ____ by 6 months

A

zinc, iron

116
Q

why is cows milk not appropriate for infants under 1

A

too high in calcium, sodium, potassium, protein
too low in essential fatty acids, iron, vit e
fat and casein are difficult for infants to digest

117
Q

common signs of food allergies

A

vomiting, diarrhea, intestinal gas and pain, abdominal bloating, constipation
skin rash
runny nose, breathing difficulties

118
Q

formula fed babies have ___ risk of cows milk allergy and eczema compared to breastfed

A

higher

119
Q

delay the introduction of solid foods until

A

4-6 months

120
Q

extrusion reflex

A

involuntary response in which a young infant thrusts its tongue forward when a solid or semisolid food is placed in its mouth

121
Q

extrusion reflex disappears at

A

4-6 months

122
Q

weaning

A

gradual process of shifting from breastfeeding or bottle feeding to drinking from a cup and eating solid foods

123
Q

first “solid” foods should be rich in

A

iron and zinc

124
Q

wait about ___ days before adding a new food

A

3-5 days

125
Q

delaying the introduction go highly allergenic foods may ___ risk of food allergies

A

increase

126
Q

infants with a history of severe egg allergy, eczema, or both are at high risk of developing

A

peanut allergy

127
Q

high risk infants should be fed a small amount of a peanut-containing food beginning

A

4-6 months

128
Q

infants first set of teeth begin to appear about

A

6-8 months

129
Q

by ___ months most infants can feed themselves using their hands, or hold a bottle

A

8-12

130
Q

by about ____months of age, healthy infants can be offered foods the family consumes

A

10

131
Q

honey may contain

A

spores of clostridium botulinum

132
Q

what not to feed an infant

A

honey
excessive formula or human milk
semisolid babyfood in a bottle that has the nipple enlarged
candy, flavored gelatin water, soft drinks
fruit juice
raw milk
goats milk
plant based milk

133
Q

children should not consume added sugars before

A

age 2

134
Q

fruit juice not recommended before ___ of age

A

1 year

135
Q

excessive amounts of apple, pear, or prune juice may cause

A

diarrhea, has, abdominal pain

136
Q

unpasteurized milk, yogurt, cheese or juice may be contaminated by

A

bacteria, virus

137
Q

goats milk is low in

A

iron, folate vit c and d

138
Q

plant based milk alternatives do not support

A

proper growth and development

139
Q

baby bottle caries result from

A

infants being put to bed with bottle of formula, juice, any sugar sweetened drink

140
Q

infants should be given only water in bedtime bottles to reduce risk of

A

baby bottle caries

141
Q

preschool period

A

2-5 years old

142
Q

snacks for preschool age should be

A

nutrient dense, fit childs overall diet

143
Q

picky eating and food jags may be expressions of a Childs

A

growing need for independence

144
Q

food jags

A

periods in which a child refuses to eat a food that they liked in the past, or only wanting to eat a particular food

145
Q

instead of nagging, forcing or bribing a child to eat

A

offer variety of healthy foods each day and allow to choose

146
Q

many children resist eating new foods due to

A

temperature, appearance, texture, taste

147
Q

preschool children iron deficiency can lead to

A

decreased physical stamina, learning ability, resistance to infection

148
Q

preschool children iron deficiency prevention

A

provide foods that are good sources of iron

149
Q

if dental caries are not treated

A

jaw pain, gum infection, tooth loss can occur

150
Q

tips to reduce risk of caries

A

brush teeth with pea-sized amount of fluoride containing toothpaste, 2x daily
routine dental care and fluoridated drinking water
reduce # carb containing snack

151
Q

school age children

A

6-11 years old

152
Q

compared to preschoolers, school-age children often skip___, typically consume ____

A

breakfast
more food away from home, more fried items and sugar sweetened beverages

153
Q

diets of school-age children tend to provide

A

excessive amounts of solid fat, added sugars, sodium
less than recommended amounts of fruit, vegetables, fiber

154
Q

school age children nutrition related health concerns

A

obesity, HTN, constipation

155
Q

adolescence

A

12-19 years old

156
Q

____ signals the end of childhood

A

puberty

157
Q

puberty is characterized by

A

dramatic physical changes including increases in height and weight

158
Q

people generally establish future eating habits and physical activity practices as

A

teenagers

159
Q

___, ____, ____ are major dietary concerns for adolescents

A

obesity, eating disordersm low iron and calcium

160
Q

iron deficiency in adolescents may occur

A

during growth spurt due to high needs or for females if heavy menstrual blood losses

161
Q

inadequate calcium intake during adolescence associated with

A

decreased bone mass and increased likelihood of bone fractures

162
Q

over ____% of American children between ages 2 and 19 are obese

A

19

163
Q

childhood desirable weight: ___ percentile

A

> 5th to <85th

164
Q

childhood overweight: ___ percentile

A

> 85th to <95th

165
Q

childhood obese: ___ percentile

A

> 95th

166
Q

health problems associated with childhood obesity

A

elevated BP
impaired glucose tolerance, insulin resistance, type 2 diabetes
elevated blood lipids
breathing problems
musculoskeletal problems
fatty liver disease, gallstones, gastroesophageal reflex
social and psychological problems

167
Q

childhood obesity genetic/biological contributing factors

A

parents who are overfit
mother who was overfit during pregnancy
mother who gained too much weight and/or had gestational diabetes
mother who smoked during pregnancy
undernourished during prenatal development

168
Q

childhood obesity environmental contributing factors

A

early access to food and drinks high in empty calories
limited access to healthy and affordable foods
advertising of unhealthy foods that targets youth
lack of set periods for daily PA in schools
larger portion sizes of food sold
excess exposure to digital media
sleeping less than recommended
personal and family stress

169
Q

treating childhood obesity goal

A

slow rate of weight gain without interfering with normal growth and development

170
Q

for adolescents who are severely obese, treatment may include

A

medication and weight loss surgery

171
Q

life expectancy

A

length of a time an average person born in a specific year can expect to life

172
Q

in 2021 life expectancy was

A

77 years old

173
Q

people who experience healthy aging avoid developing

A

serious chronic diseases

174
Q

people who experience healthy aging enjoy

A

good quality of life, maintain adequate thinking abilities and positive psychological health as they grow older

175
Q

older adulthood

A

70 years +

176
Q

senescence

A

declining organ functioning and increased vulnerability to disease that occurs after reaching physical maturity

177
Q

life span

A

maximum number of years an organism can live

178
Q

aging: normal physiological changes
digestion

A

reduced saliva, gastric acid, intrinsic factor secretion, increased heart burn and constipation

179
Q

aging: normal physiological changes
skin, hair, nails

A

graying hair, drier skin and hair, loses elasticity and forms wrinkles, skin bruises easily

180
Q

aging: normal physiological changes
musculoskeletal

A

bone-forming cells become les active, resulting in bone loss, fractures heal slower, joints become stiff and painful, muscle mass declines, loss of strength and stamina

181
Q

aging: normal physiological changes
nervous

A

decreased brain weight, reduced production of neurotransmitters, delayed transmutation of nerve impulses, loss of short term memory, reduced sensory abilities

182
Q

aging: normal physiological changes
lymphatic, immune

A

reduced functioning resulting in increased vulnerability to cancer and infections

183
Q

aging: normal physiological changes
circulatory

A

hardening of the arteries, reduced cardiac output, increased risk of blood clots

184
Q

aging: normal physiological changes
endocrine

A

decreased production of reproductive, growth, and thyroid hormones

185
Q

aging: normal physiological changes
respiratory

A

reduced lung capacity, increased vulnerability to respiratory illness

186
Q

aging: normal physiological changes
urinaty

A

increased loss of functional kidney cells, resulting in decreased blood filtration rate, loss of bladder control

187
Q

aging: normal physiological changes
reproductive

A

males: decreased male hormone production and sperm count
females: declining female hormone production, cessation of menstrual cycles, loss of fertility

188
Q

common nutrition related concerns of older adults

A

reduced food intake
physical inactivity
changes in body weight
digestive system problems
depression

189
Q

biogerontologists

A

scientist who study the biology of aging

190
Q

biology of aging: one theory

A

longevity results from cells ability to maintain and repair the damage done by a lifetime of exposure to the environment and the effects of everyday wear and tear

191
Q

calorie restriction may ___ longevity

A

extend

192
Q

telomere length is associated with

A

longevity

193
Q

older people tend to have ___ telomeres than younger persons

A

shorter

194
Q

long telomere length

A

associated with healthy body weight, following healthy diet, avoid tobacco, limiting alcohol, being physically active

195
Q

short telomere length

A

higher risk of chronic disease

196
Q

During pregnancy, a mother-to-be should double her food
intake because she’s “eating for two.” True or false?

A

false

197
Q

true or false: infant formulas provide the same health benefits to
infants as breast milk.

A

false

198
Q

true or false: Caregivers should add solid foods to an infant’s
diet within the first month after the baby is born

A

false

199
Q

true or false: Over the past few decades, the prevalence of
obesity has increased among American children

A

true

200
Q

true or false: Compared to younger persons, older adults have
lower risks of nutritional deficiencies

A

false