Laringele - Anato + fizio Flashcards

1
Q

Anato - segmente gat

A
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2
Q

Laringele are conexiuni musculare cu

A

limba

mandibula

baza de craniu

stern

clavicula

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3
Q

Cadrul laringian consta in 9 structuri cartilaginoase

A

3 nepereche

  • epiglota
  • cricoid
  • tiroid

3 pereche

  • aritenoide
  • corniculate
  • cuneiforme
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4
Q

Cartilajul cricoid - atasat

A

post: articulatia crico-tir

lateral: muschi crico-tir

anterior: membrana crico-tir

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5
Q

Procesul vocal

A

Imediat medial de procesul muscular al aritenoidului

la nivelul lui se ataseaza lig vocal + m vocal

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6
Q

Miscarile meDiale ale procesului vocal

A

apropie corzile vocale intre ele → aDDuctie → inchide calea aeriana la nivelul spatiului glotic

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7
Q

M cricoaritenoid POST

A

roteste aritenoidul → LAT → ABDUCTIE corzi vocale pt respiratie

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8
Q

Restul mm intrinseci

A

inchid - ADDUCTIE corzile vocalt pt

fonatie

tuse

deglutitie

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9
Q

Muschiul vocal este acoperit de

A

3 straturi de tesut conjunctiv

1 strat epiteliu scuamos

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10
Q

Inervatie - 2 rr n vag

A

n. laringeu superior → senzitiv + m. crico-tir
n. laringeu recurent → functii motorii ceilalti mm intrinseci

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11
Q

N laringeu superior patrunde in laringe prin

A

partea laterala mb tirohioidiana

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12
Q

N laringeu recurent

A

paraseste trunchiul n vag

bucla pe sub

arcul aortic pe partea stanga

a. subclavie dreapta

urca in unghiul traheo-esofagian → inerveaza laringele

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13
Q

Are traseu mai lung in torace

e mai susceptibil leziunilor

A

n laringeu recurent stg

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14
Q

Drenaj limfatic

A

dependent de localizare

laringe supraglotic - bine reprezentat

bilateral → gg jugulari profunzi

laringe glotic + subglotic - limfatice rare

→ gg pretraheali + paratraheali

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15
Q

Functii primare laringe

A

respiratie

protectie cale aeriana

fonatia

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16
Q

Inainte ca bolul alimentar sa ajunga la laringe

A

mm extrinseci → ascensioneaza

sinusurile piriforme → se deschid larg

epiglota → acopera laringele → directioneaza bolusul catre lateral in sinusurile piriforme

corzile vocale false + adevarate → adductie pt a inchide calea aeriana

17
Q

Vocea este produsa de

A

trecerea aerului prin glota in adductie