The Menstrual Cycle Flashcards

1
Q

outline the physiology of what happens when no fertilisation occurs

A
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2
Q

when does ovulation occur?

A

14 days before the end of the menstrual cycle ie day 14 of a 28 day cycle

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3
Q

outline the 2 phases of the menstrual cycle

A
  • Follicular phase
    • from start of menstruation to ovulation
    • first 14 days
  • Luteal phase
    • from ovulation to start of menstruation
    • last 14 days
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4
Q

define menstruation

A
  • superficial and middle layers of endometrium separating from basal layer
  • tissue is broken down inside uterus and released via cervix
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5
Q

apart from the fall in progesterone which causes menstruation, what else aids this?

A

prostaglandins released by stromal cells of endometrium, which encourage endometrium to break down and uterus to contract

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6
Q

outline the role of female sex hormones in pregnancy

A
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7
Q

diagram of menstrual / ovarian cycle

A
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