Osos și muscular Flashcards by Andrada L | Brainscape

Q

osificare metafize

A

20-25 ani

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Q

neurocraniu nr oase

A

4 oase nepereche, 2 pereche

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Q

viscerocraniu nr oase

A

6 oase pereche, 2 oase nepereche

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Q

Regiuni
coloana vertebrala

A

5 regiuni

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Q

nr vertebre regiuni

A

c7, t12, l5, s5, 4-5 coccigian

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Q

apendice xifoid rămâne cartilaginos pana la

A

40 de ani

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Q

toate coastele

A

12 perechi, 24 total

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Q

coaste adevarate

A

primele 7 perechi

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Q

coaste false

A

8 9 10

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Q

coaste flotante/libere

A

11 12

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Q

oase mana

A

8 C, 5 mc, 14 falange

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Q

oase picior

A

7 t, 5 mt, 14 falange

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Q

compoziția chimica oase

A

20% apa și 80% reziduu uscat

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Q

Viteza pa fibra musculara

A

30 m/s

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Q

metabolism muscular anaerob

A

45-90 sec

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Q

metabolism muscular aerob

A

dupa 2 minute

Q

faza latenta secusa

A

0,01 s

Q

faza contractie secusa

A

0,04 s

Q

faza relaxare secusa

A

0,05 s

Q

durata totala secusa

A

0,1 s (sistola atriala, reflex miotatic, frison)

Q

durata totala secusa in sistola ventriculara

A

0,3 s

Q

frecv tetanos incomplet

A

10-20 stimuli/sec

Q

frecv tetanos complet

A

50-100 stimuli/sec

Q

randament contractie izotonica muschi

A

30%

Q

pierdere sub forma de caldura (energie calorica) contractie izotonica

A

70%

Q

pierdere sub forma de caldura (energie calorica) contractie izometrica

A

100%

Q

nr apofize vertebra

A

7

Q

nr articulatii vertebra

A

8 sau 10

Q

compozitie matrice organica osoasa

A

90-95% colagen restul subst fundamentala

Q

procent din masa reprezentat de muschi

A

40%

Q

interval costal omoplat

A

coastele 2-7