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BIOL 1620 {Exam 2} > Ch 46 Pt 2 > Flashcards

Ch 46 Pt 2 Flashcards

1
Q

3 phases of the ovarian cycle

A

Follicular, ovulatory, Luteal

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2
Q

Follicular phase

A

Increased estradiol, progesterone drops

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3
Q

Ovulatory phase

A

LH and FSH peak

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4
Q

Luteal Phase

A

Increased progesterone

Drop in estradiol

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5
Q

LH surge causes

A

Ovulation

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6
Q

Formation of human zygote

A

Ovulation -> conception -> cleavage -> implantation

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7
Q

Genetic sex determination

A

Combination of female and male genes (F: XX M: XY)

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8
Q

Environmental sex determination

A

Water, temperature

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9
Q

Social sex determination

A

Hierarchy determines sex

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10
Q

Viviparity

A

Live birth

Mammals, a few invertebrates, fish, amphibians

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11
Q

Oviparity

A

Development inside egg

Most reptiles, all birds

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12
Q

Baby hormones

A

Estradiol (ovaries), oxytocin (p. Pituitary)

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BIOL 1620 {Exam 2} (10 decks)

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