Menstral Cycle Flashcards
About what age does the Menstral Cycle end?
Age 50
Around what age does the Menstral Cycle begin?
Ages 11-13
What is the average length of the Menstral Cycle?
28 days
1st day of bleeding begins the 28 day count
What regulates the Menstral Cycle?
The hypothalamus
What is the hypothalamus dependent on?
The cyclic release of estrogen and progesterone from ovaries
What are the different Menstral statues?
Premenarch, menarch, and menopause
When dealing with Menstral status, what is premenarch?
Prepuberty - prior to the onset of menses
When dealing with Menstral status, what is menarch?
Reaching puberty - menses occurs normally every 28 days
Timeline = 1st menses to menopause
When dealing with Menstral status, what is menopause?
Cessation of menses
What are gonadotropins?
A hormonal substance which stimulates the function of testes and ovaries
What are examples of gonadotropins?
Follicle stimulating hormone - FSH
Luteinizing hormone - LH
Luteotropic hormone - LTH
What are steroids?
A chemical which stimulates growth or maturation
What are the 2 types of steroids?
Estrogen and progesterone
What releases estrogen?
The theca interna and granulose cells of ovarian follicles
What does estrogen promote during the Menstral cycle?
The growth of the endometrium
