Oogenese Flashcards

1
Q

Nævn de 3 udviklingsfaser

A

Formeringsperioden, vækstperioden og modningsperioden.

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2
Q

Hvad hedder processen til befrugtningsdygtige hunkønsceller?

A

Oogenese

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3
Q

Hvad hedder den første deling proces som urkønscellerne gennemgår?

A

Mitose

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4
Q

Hvad er mitose?

A

Deling af ukønnet celler

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5
Q

Hvilke faser indgår i mitosen?

A

IPMAT

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6
Q

Hvad kaldes stamceller også, efter mitose delingen?

A

Oogonier

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7
Q

Efter vækst/modnings fasen i formeringsperioden, får stamcellerne et nyt navn - hvad er dette?

A

Oocyter af 1. orden

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8
Q

Oocyter af 1. orden fortager en deling, hvad hedder denne?

A

1 meiose deling (kun profasen + husk hvilestadie, indtil kønsmodent)

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9
Q

Hvilken fase genoptages når hvilestadiet afsluttes?

A

1 meiose deling

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10
Q

Når 1 meiose deling er fuldført, ændres navnet på kønscellerne til?

A

Oocyt af 2. orden

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11
Q

Hvilken proces gennemgår oocyterne af 2.orden, efter 1 meiose deling?

A

2 meiose deling

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12
Q

Hvad hedder kønscellen, hvis den bliver befrugtet?

A

Ovum

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13
Q

Hvad hedder kønscellerne som ikke bliver modnet?

A

Polceller

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14
Q

Hvad består ovum af?

A

Cytoplasma og celleorganeller

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15
Q

Hvad er ovum omgivet af?

A

Plasmamembran, Zona pellucida og follikeceller

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