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Menstrual cycle

menstrual cycle

The reproductive cycle of female humans. The cycle is characterised by a monthly discharge of blood, mucus, and tissues from the uterus (called menstruation) and involves changes to the lining of the uterus (the endometrium) during the rest of the month including a few days of fertility after an ovum (egg) is released by an ovary. A recurring cycle (beginning at menarche and ending at menopause) in which the endometrial lining of the uterus prepares for pregnancy; if pregnancy does not occur the lining is shed at menstruation; the average menstrual cycle is 28 days.A 28 day cycle involving the availability of the female [[ egg for [[fertilisation. During the luteal phase the mucosa element of the [[


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Human Pathology 'Multiple-Choice Questions'

... surge during the second half of the follicular phase b. The midcycle surge of LH c. Fertilization d. The progesterone surge during the luteal ... from a dominant follicle of a 25 year-old XX subject on day 11 of the menstrual cycle. Granulosa cells are then cultured in vitro, in the presence ...

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by ScrimmSphere
Mon Feb 04, 2013 11:03 am
 
Forum: Human Biology
Topic: Human Pathology 'Multiple-Choice Questions'
Replies: 1
Views: 4869

menstruation and the lunar cycle with animals

I think the other mammals have menstrual cycle rather once in year. Think about belling of bucks or of bears giving birth once in a year etc.

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by JackBean
Tue Oct 25, 2011 12:11 pm
 
Forum: General Discussion
Topic: menstruation and the lunar cycle with animals
Replies: 3
Views: 1071

menstrual period

toward the end of the menstrual period (ovarian) cycle, retention of the thickened endometrium of the uterus depends upon the A. egg being fertilized and the ...

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by RADIOhead
Sun May 22, 2011 7:03 pm
 
Forum: General Discussion
Topic: menstrual period
Replies: 0
Views: 1248

Re: No period, No sex, i don't know?

Hi, I am surprised many people here are unaware of the irregular menstrual cycle problem faced by teenagers, which is caused by lack of production of progesterone harmone ...

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by koyal
Thu Dec 17, 2009 1:04 pm
 
Forum: Human Biology
Topic: No period, No sex, i don't know?
Replies: 14
Views: 10474

negative feedback

... during childbirth or eostrogen release during the follicle phase in menstrual cycle.

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by jwalin
Mon Nov 16, 2009 8:39 am
 
Forum: Human Biology
Topic: negative feedback
Replies: 18
Views: 11125
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