Puberty Flashcards

1
Q

Puberty is the process of _______________ and _____________________ which changes a child into an adult.

A

reproductive and sexual development and maturation

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2
Q

Puberty is the sequence of events by which a child becomes a young adult, characterized by the beginning of ___________, ___________ , secretion of ____________, development of ________________ and _____________

A

gonadotrophin secretion

gametogenesis

gonadal hormones

secondary sexual characteristics and reproductive functions.

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3
Q

Puberty commonly requires approximately _________ years from onset to completion.

A

five

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4
Q

Puberty in Girls: Occurs between age ____-____ years, and is largely completed by age ——- years

A

8-13

16

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5
Q

Sequence of events

5 events that occur at Puberty

Listtt

A

5 events that occur at Puberty
Breast development
Growth spurt
Pubic hair growth
Axillary hair growth
Menarche

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6
Q

Terminology
1. Thelarche: __________

  1. Pubarche: ____________
  2. Adrenarche: _____________
    1. Menarche: ________________
A

the appearance of breast tissue

the appearance of pubic hair

activation of the adrenal glands
the first menstrual bleeding

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7
Q

___________ : the appearance of breast tissue

A

Thelarche

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8
Q

_____________ : the appearance of pubic hair

A

Pubarche

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9
Q

______________ : activation of the adrenal glands

A

Adrenarche

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10
Q

____________ : the first menstrual bleeding

A

Menarche

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11
Q

The onset of puberty is signalled by the _____________________________.

A

secretion of pulses of gonadotrophin releasing hormone (GnRH)

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12
Q

___________________ (H-P-O) axis.

A

Hypothalamo-pituitary-ovarian

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13
Q

Physiology of puberty

Around the age 8 years – there is a gradual change in the production of ______ and subsequently ______ – initially _________ then ________[. Increasing frequency & Amplitude

A

GnRH; FSH

nocturnal; daytime

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14
Q

FSH acts mainly on the ________ to produce _________ hormones.

A

ovaries

gonadal

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15
Q

The ovaries produces ____________?

A

estrogen, progesterone and androgens

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16
Q

Functions

Estrogen stimulates mainly the —————————————

Progesterone stimulate ________________ and ______________

Androgen production stimulate __________________

Increased GH secretion contribute to the ___________________

A

breast & reproductive organs

glandular development of the breast and secretory endometrium

pubic & axillary hair growth.
rapid somatic growth

17
Q

Activation of the adrenal glands leads to the production of adrenal androgens ___________________ and ________________ in a process called adrenarche -

A

dehydroepiandrosterone (DHEA) and DHEA sulfate

18
Q

Breast development: TANNER CLASSIFICATION

Stage 1 : _________________
Stage 2 Elevation of ___________ as a _________, increased _________(Breast bud stage)
Stage 3 Further ___________ without ______________
Stage 4 Secondary mound of _________________ above breast
Stage 5 __________ of ______ to ———- of breast

A

Elevation of papillae (Prepubertal)

breast and papillae ; small mound; areolar diameter

enlargement; separation of breast and areola

Secondary mound ; areola and papilla

Recession ; areola; contour

19
Q

Pubic hair growth: tanner classification

Stage 1 ___________ (Prepubertal)
Stage 2 ____,_______,__________ hair mainly along ___________
Stage 3 ______,_______,_______ sparsely spread over mons
Stage 4 _____-type, ________ hair but ____________ ________
Stage 5 ________-type spread in quantity and distribution

A

Stage 1 No pubic hair (Prepubertal)
Stage 2 Sparse, long, slightly pigmented hair mainly along Labia majora
Stage 3 Dark, coarse, curled hair sparsely spread over mons
Stage 4 Adult-type, abundant hair but limited to the mons
Stage 5 Adult-type spread in quantity and distribution

20
Q

Precocious puberty is defined as the ____________________________

Delayed puberty occurs when there is ______________________________

A

onset of puberty before the age of eight in girls.

no sign of secondary sexual characteristics by the age of 14 years.