Development Flashcards

1
Q

what is standard deviation?

A

the degree of variability

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2
Q

what is a person’s Z score?

A

the number of standard deviations they are away from the mean

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3
Q

when does a child show normal growth?

A

measurements in normal range

rate of growth normal

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4
Q

how should babies be weighed?

A

no clothes or nappies

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5
Q

how should children over two be weighed?

A

in a vest and pants

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6
Q

what is the average age of the start of puberty for girls?

A

11

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7
Q

when do boys on average start puberty?

A

11.5

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8
Q

what are the two gonadotrophins?

A

FSH

LH

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9
Q

how is puberty staged?

A

Tanner staging system

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10
Q

what is the indicator of puberty in boys?

A

increase in testicular volume

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11
Q

what is the indicator of puberty in girls?

A

breast development

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12
Q

what are the three stages of puberty in girls?

A

thelarche
adrenarche
menarche

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13
Q

what is thelarche?

A

onset of puberty

breast budding

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14
Q

what is adrenarche?

A

development of body hair and odour

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15
Q

what is menarche?

A

onset of the first period

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16
Q

when does menarche usually occur?

A

2 years post thelarche

17
Q

what does TCPP stand for?

A

true central precocious puberty

18
Q

what is TCPP?

A

normal pubertal development occurring abnormally early

19
Q

when is it considered TCPP in girls?

A

under 8

20
Q

when is it considered TCPP in boys?

A

under 9

21
Q

is TCPP more common in girls or boys?

A

girls

22
Q

what is pubertal delay?

A

absence of secondary sexual development in girls over 13 or boys over 14

23
Q

is pubertal delay more common in girls or boys?

A

boys

24
Q

what is another name for the pubertal growth spurt?

A

peak height velocity (PHV)

25
Q

when does PHV occur in girls?

A

around 12

near the start of puberty

26
Q

when does the PHV occur in boys?

A

around 14

near the end of puberty

27
Q

what can be used to predict a child’s adult height?

A

mid parental height