sistemul respirator Flashcards

1
Q

dimensiuni alveole

A

microscopice

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2
Q

organ special al sistemului respirator

A

sinusurile

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3
Q

faringele este/ nu este parte din sist respirator

A

nu

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4
Q

meat

A

cale aeriana delimitata de cornete nazale

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5
Q

rolurile sinusurilor

A

reduc greutatea craniului
camere de rezonanta
spatii de conditionare a aerului

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6
Q

in cornetele nazale si in sinusuri

A

aerul e incalzit si viteza lui scade

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7
Q

localizare saua turceasca, sinus sfenoidal si os sfenoidal

A

saua turceasca e deasupra sinusului sfenoidal, care e in fata osului sfenoif, toate sun aprox posterior de cornetul superior

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8
Q

functiile nasului

A

umidificare- mucus
incalzire- vase de sange
filtrare- mucus + cel ciliate

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9
Q

rinita

A

inflamarea mucoasei nazale

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10
Q

rinita alergica cauzata de polen

A

febra fanului

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11
Q

faringe/

A

gatlej

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12
Q

localizare nazofaringe

A

deasupra valului palatin, in spatele cavitatii nazale

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13
Q

coane nazale

A

intre nazofaringe si cav nazala

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14
Q

vegetatii adenoinde

A

tumefierea amigdalei faringiene

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15
Q

localizare amigdala faringiana

A

peretele posterior meddial al nazofaringelui

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16
Q

localizare amigdale palatine

A

lateral in orofaringe

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17
Q

laringele prezinta

A

11 structuri cartilaginoase, asemanatoare unor cutii

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18
Q

corzi vocale

A

2 seturi de pliuri de tesut membranos gros

19
Q

tonalitate

A

la femei si copii mai inalta si corzi vocale mai scurte

20
Q

ce e trahee si cati cm are

A

tub semirigid de 10-12 cm

21
Q

inele C

A

din cartilag, intre ele muschi neted si t conjunctiv

22
Q

rolurile traheei

A

cale de trecere a aerului
filtrare

23
Q

pana la ce diametru ajung bronhiile

24
Q

bronhiole

A

t conj si muschi neted, inconjurate de benzi de m neted

25
astm
respiratie ingreunata si suieratoare - wheezing
26
cate alveole/plaman
300 milioane
27
sac dezumflat
zona in care intra chestiile in plamani si unde se unesc cele doua pleure
28
ce nerv controleaza muschii respiratori
nervul frenic
29
inspirul fortat
muschii intercostali
30
inspirul normal si fortat
diafragma si muschii intercostali
31
VC
500 ml
32
VR
1000 ml v ramas in plamani dupa un expir fortat
33
VER
1500 ml v expirator de rezerva
34
dupa un expir normal, in plamani mai raman
2500 ml
35
VIR
2500-3500 ml cat aer peste cei 500 ml inspirati
36
CVP
VC + VIR + VER inspir fortat + expir fortat
37
unde e centrul de control respirator
trunchiul cerebral - bulb si punte
38
zonele centrului de control
doua grupuri neuronale - frecventa si amplitudinea din respiratia fortata zona pneumotaxica - frecventa si amplitudinea respiratiei
39
controlul CO2
monitorizat indirect intensificarea respiratiei => mult CO2 in sangele arterial => difuzeaza in LCR => crestere de H+ in lichid => ajunge la centru => zona pneumotaxica trimite impulsuir nervoase catre muschi
40
controlul O2
chemoreceptori in arterele carotide (corpuscul carotidian) si in arcul aortic (corpusculi aortici)
41
cum se transporta O2
2% dizolvat in plasma/eritrocite 98% oxihemoglobina
42
cum se transporta CO2
7% dizolvat in plasma/eritrocite 93% in eritrocite dintre care 25-30% carbaminohemoglobina 70-75% ioni bicarbonat
43
facil
slab