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EMBRYOLOGY > FERTILIZATION > Flashcards

FERTILIZATION Flashcards

1
Q

union of haploid female and male gamete to form diploid zygote

A

fertilization

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2
Q

fertilization begins with ?

A

gamete fusion

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3
Q

fertilazationend with??

A

initiation of zygote

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4
Q

the removal of surface protein. this changes increases in sperm motility

A

Sperm Capacitation

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5
Q

spermatozoon bonds to a specific glycoprotein on the?

A

zona pellucida

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6
Q

it release hydrolytic enzyme which denature the zona pellucida proteins

A

Acrosomal reaction

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7
Q

a portion of ovum cytoplas, that bulges out as a result of contact of the sperm with viteline membrane

A

Fertilization cone

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8
Q

sperm penetrate ZONA PELLUCIDA & CORONA RADIATA of the ovum to reach the??

A

PERIVITELINE SPACE

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9
Q

MALE & FEMALE haploid pronucleimake contact during??

A

PROPHASE STAGE of mitosis

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10
Q

Male and Femal pronuclei lose their nuclear membrane and begin mitois at?

A

12 hours after sperm fusion

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11
Q

this prevent fusion of the penetrated ovum w/ the other spermatozoa

A

Fertilization membrane

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EMBRYOLOGY (5 decks)

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