Pre/Postnatal growth Flashcards

1
Q

When is the embryonic period?

A

0-10 weeks

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2
Q

When is the foetal growth period?

A

10-40 weeks

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3
Q

What should foetal weight be at 28 weeks?

A

1kg

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4
Q

What should foetal weight be at term?

A

3.5kg

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5
Q

When is organ differentiation complete by?

A

10 weeks

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6
Q

What factors affect foetal growth

A
multiple pregnancies
diabetes
placenta failing
genetic syndromes
intra-uterine infections
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7
Q

What is IUGR?

A

Intrauterine Growth restriction

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8
Q

What are the consequences of IUGR?

A

long term growth, brain, organ and metabolic development, nutritional programming

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9
Q

When are the quickest growth states?

A

infancy and puberty

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10
Q

Brain growth mirrors weight gain- true/false?

A

true

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11
Q

Why is extreme prematurity different to IUGR?

A

prem baby is appropriately grown for gestational age

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12
Q

What are the post natal growth retardation challenges for prem babies?

A
Respiratory
Heart
Feeding intolerance
infections
neurological insults
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13
Q

What is a poor prognosis for birth size variation?

A

short but normal weight or short and light weight

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14
Q

How should you assess growth development in child?

A

Child under 2- measure height laying down

Child +2- measure standing up

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15
Q

Parents height can be used to predict chid height- true/false?

A

true

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16
Q

Height should be checked every 3-6 months- true/false?

17
Q

Weight should be checked less frequently- true/false?

18
Q

3 factors influence growth

A

parental height, hormonal disturbances, chronic diseases

19
Q

4 poor nutrition causes

A

inability to absorb/metabolise food, increased metabolism, inadequate calorie intake, congenital abnormalities and IUGR

20
Q

4 reasons for decreased intake of food

A

behavioural challenges, pyloric stenosis, GORD, Neurological abnormalities

21
Q

What is malabsorption?

A

inability to break down, digest and absorb nutriets from normal diet

22
Q

Common conditions with malabsorption?

A

CF, Coeliacs, Chron’s, Cerebral Palsy, Liver disease

23
Q

What is the implication of measuring obesity in girls?

A

Puberty starts earlier

24
Q

Short stature can be caused by…

A

Nurture, short parents, delayed puberty, IUGR, chronic illness, chromosome abnormality, syndromes, body dysplasias, endrocrine difficulties

25
Where is the growth hormone produced?
hypothalamus
26
What does the growth hormone do?
acts on pituitary to produce GH
27
How does GH (growth hormone) circulate?
In the blood stream
28
What is GH converted into when it reaches the liver?
IGF.1
29
What does IGF.1 bind to?
IGFBP.3
30
GH reaches skeletal bones and causes growth- true/false?
true
31
GH is most often released in the day- true/false?
false- it is released at night