Gametogenesis Flashcards

1
Q

when does speratogenesis take place

A

64 - 74 days

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2
Q

what is the difference in appearance between the type B spermagonia and a p and a d

A

type B are confines nuclear element circular
A d - are less circular and less condense
Ap - shambles

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3
Q

what forms the acrosomal cap

A

golgi vesicles

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4
Q

forms the axial filament and annulus

A

centrioles migrating

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5
Q

what does capacitation involve

A

prepares the release of hydroltyic enzymes

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6
Q

what forms because of the seminferous tubules

A

spermatozoa form

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7
Q

what inhibits ladic cells

A

estrogen

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8
Q

where is the primordial follicle found

A

ovarian cortex

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9
Q

how big is the primordial follicle

A

30 microns

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10
Q

what does the primary follicles secrete

A

extracellular matrix

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11
Q

what is it when there is many layers of follicular cells

A

granulosa cells

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12
Q

what is the theca folliculi

A

stromal cells forming a sheath surroding the primary follicles

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13
Q

what is the tehca interna

A

vascular bed
steroid producing
responds to luteinsing horomes

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14
Q

what is the theca externa

A

consists of smooth muscle and collagen fibres

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15
Q

what do the granolsa cells fo

A

projections into the oocyte cytoplasm

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16
Q

where doe the secondar follicle move to

A

deeper into the stroma

17
Q

what forms in the granulosa cells

A

fluid filled caitivies

18
Q

when these fluid filled cavities form what is it called

A

antrum

19
Q

what does the graffian follicle contain egg

A

secondary oocyte

20
Q

what does the granlousa cells surrounding the oocyte form

A

cumulus oophrus

21
Q
A