Evoluce +tkáňe a pletiva Flashcards

1
Q

Z jakého druhu jsme se vyvinuli? A jak dlouho trval vývoj?

A

Homo Sapiens
300 000 let

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2
Q

Charakteristikuj Hominoidi

A

Dorzoventrální zploštění hrudníku
Brachiace zpusob houpani z vetve na vetev
Ztrata ocasu
Absence sedacich mozolu
Menstruacni cyklus

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3
Q

Homizace? Plus znaky

A

Soubor evolucnich znaku a zmen vedoucich k vyvoji moderniho cloveka
Bipedni pohyb- prestavba panve, dolnich koncetin a patere, ztrata protistojneho palce na noze
Zvetseni mozkovny
Prodlouzeni ontogenetickeho vyvoje
Socializace = postreprodukcni vek

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4
Q

Na jake tkane se tlane diferencuji?

A

Ektoderm
Mezoderm
Entoderm

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5
Q

5 zakladnich typu tkane?

A

Svalova
Pojivova
Nervova
Tekute
Epitely

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6
Q

Co je to ektoderm

A

Pokozka, nehty, chlupy, smyslove organy , nervy

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7
Q

Co je to mezoderm

A

Kosti, svaly, pohlavni a vylucovaci , cevni

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8
Q

Coje to entoderm

A

Travici a dychaci

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9
Q

Maji epiteli cevy?

A

Ne

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10
Q

mechanicke Funkce epitelu (pokozka)

A

Sekretcni
Absorce

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11
Q

Co je to polarizace bunek

A

Muzou byt asymetricky usporadany

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12
Q

Co je to bazalni lamina?
Co je to zpikalni cast

A

Bazalni lamina spodek epitelu na tom se drzi
Zpikalni cast ta horni cast epitelu

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13
Q

Jake druhy epitelu mame?

A

Plosne, tramcite, retikularni

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14
Q

Jednovrtvene- plosne
Priklad

A

Endotel v cevach, poplicnice, pohrudnice

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15
Q

Plosny- kubicky
Prilad

A

Pigmentova sitnice oka (tycinky a cipky)

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16
Q

Plosny- cilindricky znak plus priklad

A

Casto rasinkovy
Zaludek strevo
V zaludku je chlorovodikova kyselina
Vejcovod- rasinky

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17
Q

Co je to lumen?

A

Vnitrni strana organu

18
Q

Jaky organ ma jednovrstevny vicerady epitel?
Co to znamena

A

Sliznice dichacich cest
Ne vsechny bunky dosahuji na povrch

19
Q

Mnohovrstvene epitely vysvetli

A

Ne vsechny bunky dosahuji na bazalni laminu

20
Q

Mnohovrstveny epitel plochy priklad

A

Pokozka, vystelka ust, hltanu, jicnu a pochvy

21
Q

Mnohovrstevny kubicky epitel a cilindricky priklad

A

Slinne a mlecne zlazy

22
Q

Prechodny epitel
Znak plus priklad

A

Na povrchu rada vetsich bunek
V organech ktere meni svuj tvar
Mocak
Nadledvinky

23
Q

Tramcity epitel

A

Endokrimni zlazy=tvori se tam hormony
Vajecniky varlata
Jaterni tkan

24
Q

Refikularni epitel

25
Co jsou pojova
Chrupavka Vazivova cast Kost
26
Dentin?
Vetsina objemu zubu
27
Cement?
Cast ktera pokryva koren zubu
28
Vazivo z ceho se sklada ?
Mezi bunecne hmoty Rosolovita nebo vlaknita struktura
29
Fibroblasty?
Kolagen, elastin, gag
30
Co jsou adypocity
Vakove(tuk)
31
Melanocity
Pigmentace ochrana proti uv
32
Co zpusobije tvoreni vrasek
Min tuku, ztrata kolagenu, min mazu
33
Kolagen?
Skleroprotein Soucast vaziva, kosti, chrupavek, blan mozku, usni bubinek
34
Elastin?
Ma schopnost vytbaret pruzny tkane
35
Gag=?
Glykosaminoglykony Vazi se na proteoglykany Maji lubrikacni fci plus hydratace Vypadaji jako stetky
36
Protein?
Aminokyseliny
37
Kyselina hiarunova
Vaze se na gagna slozitejsi vzorce
38
Chrupavka znaky fce
Vysoka mechanicka odolnost Vysoka pruznost Bez inervace Bez vaskularizase
39
3 typy ch
Hialimni- klouby Elasticka- usni boltec nos Vazivova pouze mezi obratlovymi plotenkami
40
Osifikace ?
Tvorba kosti Desmogenni vazivova ploche kosti Chondrogeni- dlouhe kosti
41
Osteoblasty?
Vytvareji kost
42
2 casti
Ustrojova Neustrojova