Menstrual Cycle Flashcards

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1
Q

What starts the menstruated cycle?

A

FSH

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2
Q

Purpose of FSH

A

Stimulates maturation if s follicle in the ovary

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3
Q

What triggers ovulation?

A

Surge in LH

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4
Q

What is the corpus luteum

A

After ovulation, follicular cells turn into a corpus luteum which secretes oestrogen and progesterone

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5
Q

What happens to the corpus luteum if pregnancy does not occur?

A

It degenerates

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6
Q

Estrogen and progesterone inhibit the increased release of what

A

FSH

LH

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7
Q

What triggers ovulation?

A

Surge in LH and FSH

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8
Q

Three phases of the menstrual cycle

A

Menstrual
Proloferative
Secretory

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9
Q

Purpose of the proliferative phase

A

Follicles develop and mature to prepare for ovulation

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10
Q

Purpose of the secretory stage

A

After ovulation the corpus luteum secretes progesterone, preparing endometrium for implantation of an embryo

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11
Q

Purpose of menstrual stage

A

Lining of the uterus (endometrium) is shed and menstrual flow leaves uterus

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12
Q

Two phases of the ovarian cycle

A

Follicular phase

Luteal phase

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13
Q

What happens in the luteal phase

A

Ovaries release an egg

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14
Q

What happens in the follicular phase

A

Follicles nature, ending with ovulation

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15
Q

Second half of the ovarian cycle, what is the name of the empty sac once the ovum has been released?

A

Corpus luteum

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