Summary
Samenvatting - Functionele Anatomie
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Samenvatting functionele anatomie, het ademhalingsstelsel
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HC 3: Het ademhalngsstelsel• Id thorax
• Ademhaling:
◦ Toevoer v O2
◦ Afvoer v CO2
• 2 componenten
◦ Luchtgeleidingssyteem: holtes en buizen, buiten én binnen d longen
‣ Lucht filteren, verwarmen, bevochtigen en geleiden nr plaats v
gasuitwisseling
◦ Ademhalingsgedeelte: weefsel waar de gasuitwisseling gebeurt, i cc met bloedbaan (long = sterk
gevasculeerd) => uiteinde systeem
Luchtgeleidingssysteem
• Bovenste luchtwegen
◦ Neus en keelholte
◦ Pharynx: => bij verkoudheid
‣ Nasopharynx -> verbonden mt neus
‣ Oropharynx -> tong
‣ Larynopharynx -> larynx
• Onderste luchtwegen
◦ Larynx
‣ brengt lucht id trachea
◦ Trachea = luchtpijp mt kraakbeenringen
◦ Bronchus principalis
◦ Lobaire/secundaire bronchi
◦ Segmentaire/tertiaire bronchi
◦ Bronchioli
◦ Terminale bronchioli
De pharynx
• +- 12 cm lang
• 3 belangrijke openingen verbonden mt neusholte, mondholte en larynx
De larynx (strottenhoofd)
• Produceert stemgeluid
• +- 5cm lang
• In verbinding mt laryngopharynx en trachea
• Vraan in hals, mt kraakbeenringen verbonden via ligamenten en spieren
• Epiglottis
◦ Elastisch, lepelvormig kraakbeen
kraakbeen
◦ Sluit larynx af bij slikken -> verslikken
◦ Zit vast a binnenzijde thyroid
• Thyroid (= schildkraakbeen)
◦ 2 platen hyalien kraakbeen => komen vraan samen in adamsappel
• Cricoid (= zegelringkraakbeen)
◦ Achteraan vast, 3 kleine kraakbeentjes
‣ Oa de arytenoiden, 2 paar ligamenten verbinden ze mt
anterior
thyroid
• Bovenste paar = valste stembanden
• Onderste = ware stembanden
• Spleet tss ware stembanden = stemspleet
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