Puberty Flashcards
Puberty is the process of _______________ and _____________________ which changes a child into an adult.
reproductive and sexual development and maturation
Puberty is the sequence of events by which a child becomes a young adult, characterized by the beginning of ___________, ___________ , secretion of ____________, development of ________________ and _____________
gonadotrophin secretion
gametogenesis
gonadal hormones
secondary sexual characteristics and reproductive functions.
Puberty commonly requires approximately _________ years from onset to completion.
five
Puberty in Girls: Occurs between age ____-____ years, and is largely completed by age ——- years
8-13
16
Sequence of events
5 events that occur at Puberty
Listtt
5 events that occur at Puberty
Breast development
Growth spurt
Pubic hair growth
Axillary hair growth
Menarche
Terminology
1. Thelarche: __________
- Pubarche: ____________
- Adrenarche: _____________
- Menarche: ________________
the appearance of breast tissue
the appearance of pubic hair
activation of the adrenal glands
the first menstrual bleeding
___________ : the appearance of breast tissue
Thelarche
_____________ : the appearance of pubic hair
Pubarche
______________ : activation of the adrenal glands
Adrenarche
____________ : the first menstrual bleeding
Menarche
The onset of puberty is signalled by the _____________________________.
secretion of pulses of gonadotrophin releasing hormone (GnRH)
___________________ (H-P-O) axis.
Hypothalamo-pituitary-ovarian
Physiology of puberty
Around the age 8 years – there is a gradual change in the production of ______ and subsequently ______ – initially _________ then ________[. Increasing frequency & Amplitude
GnRH; FSH
nocturnal; daytime
FSH acts mainly on the ________ to produce _________ hormones.
ovaries
gonadal
The ovaries produces ____________?
estrogen, progesterone and androgens