reproducator- masculin Flashcards

1
Q

sis reproducator masculin face ce cu gametii?

A

producerea;
stocarea;
nutriția;
transportul acestora.

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2
Q

lungime si latime testicul?

A

5cm lungime, 2,5 latime

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3
Q

ce fel de pereti are scrotul?

A

grosi, cu straturi multiple

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4
Q

separarea scrotului se numeste?

A

rafeu

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5
Q

in profunzimea pielii scrotului se afla ce muschi?

A

dartos

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6
Q

ce functie are muschiul dartos

A

incretire a scotului :D

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7
Q

unde se dezvolta testiculele in timpul vietii fetale?

A

in cavitatea abdominala, langa ribichi

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8
Q

cand coboara testiculele?

A

pana in luna 7 intrauterina

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9
Q

ce structura trag testiculele in scrot?

A

gubernaculum

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10
Q

ce boala apare daca nu coboara testiculele?

A

criptorhidia

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11
Q

cand ii se ataseaza testiculului vase, nervi si canalul deferent?

A

dupa ce traverseaza peretele abdominal

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12
Q

ce contine cordonul spermatic?

A

nervi, vase, ductul deferent

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13
Q

ce structura uneste scrotul de peritoneu?

A

canalul inghinal

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14
Q

din ce fel de celule e format epiteliul tubilor seminiferi?

A

celule germinale- produc spermatozoizi
celule sustentaculare-cel de sustinere

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15
Q

ce rezulta prin unirea tubilor seminiferi?

A

reteaua testiculara (rete testis)

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16
Q

unde ajung canalele eferente?

A

in epididim

17
Q

in ce strat incepe spermatogeneza

A

cel mai extern

18
Q

spermatogoniile trec prin diviziuni?

19
Q

cate faze are meioza?

20
Q

zona cefalica a capului spermatozoidului prezinta?

21
Q

legatura dintre tubii contorti si reteaua testiculara e facuta de?

A

tubii drepti

22
Q

ce portiuni are uretra masculina?

A

portiunea prostatica
portiunea membranoasa
portiunea peniana

23
Q

care parte a uretrei primeste secretiile glandelor bulbouretrale?

24
Q

ce hormon secreta vezicula seminala?

A

prostaglandine

25
cat % reprezinta lichidul seminal?
60%
26
cat % e secretia glandei prostatice din lichidul seminal?
30%
27
volumul de sperma ejaculat?
2-5ml
28
cati spernatozoizi?
20-100mil pe mililitru