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Àíãëèéñêèé ÿçûê äëÿ ìåäèêîâ. Pharynx and related areas (êîíñïåêò ëåêöèé)

Êîíñïåêòû ëåêöèé, øïàðãàëêè

Ñïðàâî÷íèê / Êîíñïåêòû ëåêöèé, øïàðãàëêè

Êîììåíòàðèè ê ñòàòüå Êîììåíòàðèè ê ñòàòüå

Îãëàâëåíèå (ðàçâåðíóòü)

ËÅÊÖÈß ¹ 35. Pharynx and related areas

The pharynx is a passageway shared by the digestive and respira tory systems. It has lateral, posterior, and medial walls through out, but is open interiorly in its upper regions, communicating with the nasal cavity and the oral cavity. The anterior wall of the laryngopharynx is formed by the larynx. The pharyngeal wall con sists of a mucosa, a fibrous layer, and a muscularis, which is com posed of an inner longitudinal layer (i. e., stylopharyngeus, palatopharyngeus, salpingopharyn-geus) and an outer circular layer (i. e., superior, middle, inferior constrictor muscles).

Nasopharynx is the region of the pharynx located directly poste rior to the nasal cavity. It communicates with the nasal cavity through the choanae (i. e., posterior nasal apertures).

The torus tubarius is the cartilaginous rim of the auditory The pha-ryngeal recess is the space located directly above and behind the torus tubarius; it contains the nasopharyngeal tonsil. The salpingopharynge-al fold is a ridge consisting of mucosa and the underlying salpingopha-ryngeus muscle, which runs down the wall of the pharynx from the torus tubarius.

Oropharynx is the region of the pharynx located directly posterior to the oral cavity. It communicates with the oral cavity through a space called the fauces. The fauces are bounded by two folds, consisting of mucosa and muscle, known as the anterior and posterior pillars.

The anterior pillar of the fauces, also known as the palatoglossal fold, contains the palatoglossus muscle.

The posterior pillar of the fauces, also known as the palatopharyn-geal fold, contains the palatopharyngeus muscle. The tonsillar bed is the space between the pillars that houses the palatine tonsil.

Laryngopharynx is the region of the pharynx that surrounds the larynx. It extends from the tip of the epiglottis to the cricoid car tilage. Its lateral extensions are known as the piriform recess.

Oral cavity: the portion of the oral cavity that is posterior to the lips and anterior to the teeth is called the vestibule. The oral cavi ty proper has a floor formed by the mylohyoid and geniohyoid muscles, which support the tongue. It has lateral walls, consisting of the buccinator muscles and buccal mucosa, and a roof formed by the hard palate anteriorly and the soft palate posteriorly. Its posterior wall is absent and is replaced by an opening to the oropharynx, which is flanked by the pillars of the fauces.

The palate separates the nasal and oral cavities.

Hard palate is formed by the palatine process of the maxilla and the horizontal palate of the palatine bone. Its mucosa is supplied with sensory fibers from CN V2.

Soft palate consists of a fibrous membrane, the palatine aponeuro-sis, covered with mucosa. The portion that hangs down in the midline is the uvula, which contains the musculus uvulae. Two additional muscles (i. e., levator palati, tensor palati) insert into the palatine aponeurosis.

The tongue is a mobile, muscular organ necessary for speech. It is divisible into an anterior two-thirds and a posterior one-third by the sulcus terminalis.

Muscles of the tongue. These include the intrinsic and extrinsic muscles (i. e., palatoglossus, stylogiossus, hyoglos - sus, genioglos-sus). All of the muscles are innervated by CN XII except the palatoglossus, which is supplied by CN X. Arterial supply: The tongue is supplied by the lingual branch of the external carotid aitery.

Venous drainage. The lingual veins, which lie on the under-surface of the tongue, drain to the internal jugular veins.

Lymphatic drainage. The tip of the tongue drains to the submental nodes, and the remainder of the anterior two-thirds drains first to sub-mandibular, then to deep cervical nodes. The posterior one-third drains directly to deep cervi cal nodes.

New words

shared - ðàçäåëåííûé

digestive - ïèùåâàðèòåëüíûé

anteriorly - ðàíüøå

upper - âåðõíèé

regions - îáëàñòè

communicating - âçàèìîäåéñòâèå

oral cavity - ïîëîñòü ðòà

anterior wall - ïåðåäíÿÿ ñòåíêà

pharyngeal - ãëîòî÷íûé

mucosa - ñëèçèñòàÿ îáîëî÷êà

fibrous layer - âîëîêíèñòûé ñëîé

longitudinal - ïðîäîëüíûé

circular layer - êðóãëûé ñëîé

superior - âûøå

middle - ñåðåäèíà

posterior nasal apertures - çàäíèå íîñîâûå àïåðòóðû

torus tubarius - òðóáíûé âàëèê

auditory space - íîñîãëîòî÷íûé

nasopharyngeal tonsil - ìèíäàëèíà

fold - ñãèá

Ñïðÿæåíèå ãëàãîëà to be (áûòü) â Past Simple Tense

(Past Indefinite Tense) Òàáëèöà 6.

Ïåðåâåäèòå íà àíãëèéñêèé ÿçûê, èñïîëüçóÿ òàáëèöó 6.

1. ß áûë ó÷åíèêîì.

2. Îí áûë ëåò÷èêîì.

3. Îíà áûëà äîêòîðîì.

4. Ìû áûëè øêîëüíèêàìè.

5. Îíè áûëè ðàáî÷èìè.

6. Òû áûë ðàáî÷èì.

7. Îíè áûëè ó÷åíèêàìè.

8. ß áûë äîìà.

9. Îí áûë â øêîëå

10. Îíà áûëà â êèíî?

11. Ìû áûëè â ïàðêå.

12. Îíè áûëè â òåàòðå?

13. Îíà áûëà ìîëîäàÿ â òî âðåìÿ?

14. Îí áûë ñòàðûé.

15. Îíà íå áûëà ó÷èòåëüíèöåé.

16. Îíè áûëè ñèëüíûå.

17. Îíà áûëà áîëüíà.

18. Âû áûëè áîëüíû?

19. Îí áûë áîëåí?

20. ß íå áûë áîëåí.

21. ß áûë áîëåí â÷åðà.

22. Îíà íå áûëà áîëüíà.

23. Ìû áûëè â êèíî.

24. Îíè íå áûëè â êèíî.

25. Îíè íå áûëè â øêîëå.

26. Îíè áûëè äîìà.

27. Âû áûëè â ïàðêå â÷åðà?

28. Îí áûë â øêîëå â÷åðà?

29. Îí áûë ðàáî÷èì.

30. Îíà áûëà àêòðèñîé.

Answer the questions.

1. What is the pharynx?

2. What shares the pharynx?

3. What has the pharynx?

4. What forms the anterior wall of the laryngopharynx?

5. What the pharyngeal wall con sists of?

6. What is nasopharynx?

7. Where is nasopharynx located?

8. What is the torus tubarius?

9. What is located directly above and behind the torus tubarius?

10. What is located between the pillars that houses the palatine tonsil?

Make the sentences of your own using the new words (10 sentences). Find the verb to be in the text. Explain why it is used in such a way?

Àâòîð: Åëåíà Áåëèêîâà

<< Íàçàä: Nasal cavities

>> Âïåðåä: Oral cavity

Ðåêîìåíäóåì èíòåðåñíûå ñòàòüè ðàçäåëà Êîíñïåêòû ëåêöèé, øïàðãàëêè:

Íàöèîíàëüíàÿ ýêîíîìèêà. Øïàðãàëêà

Òåîðèÿ áóõãàëòåðñêîãî ó÷åòà. Øïàðãàëêà

Èñòîðèÿ íîâîãî âðåìåíè. Øïàðãàëêà

Ñìîòðèòå äðóãèå ñòàòüè ðàçäåëà Êîíñïåêòû ëåêöèé, øïàðãàëêè.

×èòàéòå è ïèøèòå ïîëåçíûå êîììåíòàðèè ê ýòîé ñòàòüå.

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Åñëè ÷åëîâå÷åñòâî êîãäà-ëèáî ðåøèòñÿ êîëîíèçèðîâàòü Ìàðñ (à òàêèå ïëàíû åñòü, íàïðèìåð, ó NASA è Ýëîíà Ìàñêà), òî íàì ïðèäåòñÿ óáåäèòüñÿ, ÷òî íà Êðàñíîé ïëàíåòå ìîæíî áóäåò âûðàùèâàòü ïèùó.  ýòîò ðàç êîìàíäà ó÷åíûõ èç Âàãåíèíãåíñêîãî óíèâåðñèòåòà è íàó÷íî-èññëåäîâàòåëüñêîãî öåíòðà (Íèäåðëàíäû) îáíàðóæèëà, ÷òî çåìëÿíûå, èëè äîæäåâûå, ÷åðâè (ýòè ñóùåñòâà âíîñÿò ñóùåñòâåííûé âêëàä â ïëîäîðîäèå ïî÷âû) ìîãóò æèòü è ðàçìíîæàòüñÿ â ñìîäåëèðîâàííîì ìàðñèàíñêîì ãðóíòå.

Ïîñëå òîãî êàê ìàðñîõîä Curiosity îòîñëàë àíàëèç ìàðñèàíñêîãî ãðóíòà, NASA îáíàðóæèëî, ÷òî íàèáîëüøåå ñõîäñòâî ñ íèì èìååò âóëêàíè÷åñêàÿ ïî÷âà íà Ãàâàéñêèõ îñòðîâàõ. Ïðåäûäóùèå èññëåäîâàíèÿ, èñïîëüçîâàâøèå äàííóþ ìîäåëü, äîñòèãëè ïåðåìåííîãî óñïåõà â âûðàùèâàíèè çåðíîâûõ êóëüòóð. Îêàçàëîñü, ÷òî íà Êðàñíîé ïëàíåòå â ñïåöèàëüíûõ òåïëèöàõ ìîæíî áóäåò âûðàùèâàòü êàðòîôåëü.

Íàâîç ïî-ïðåæíåìó ÿâëÿåòñÿ îäíèì èç ëó÷øèõ óäîáðåíèé. Íèäåðëàíäñêèå ó÷åíûå â õîäå òåñòîâ ïðèìåíèëè ñâèíîé íàâîç: îíè äîáàâèëè åãî â ñìîäåëèðîâàííûå îáðàçöû ìàðñèàíñêîãî ãðóíòà è â îáðàçöû ñåðåáðÿíîãî êâàðöåâîãî ïåñêà è ïîïðîáîâàëè âûðàñòèòü ðóêêîëó; çàòåì èññëåäîâàòåëè ñðàâíèëè ïîëó÷åííûå ðåçóëüòàòû. Ê óäèâëåíèþ ó÷åíûõ, èñêóññòâåííûé ìàðñèàíñêèé ãðóíò îêàçàëñÿ áîëåå "óñïåøíûì".

Çàòåì, ïîñëå òîãî êàê ðóêêîëà äàëà ðîñòêè, êîìàíäà äîáàâèëà â íåêîòîðûå ãîðøêè äðóãîé íåîáõîäèìûé ýëåìåíò - çåìëÿíûõ, èëè äîæäåâûõ, ÷åðâåé. Ýòè ñóùåñòâà èãðàþò êëþ÷åâóþ ðîëü â îçäîðîâëåíèè ïî÷âû íàøåé ïëàíåòû, ïåðåâàðèâàÿ ìåðòâóþ îðãàíèêó è âûäåëÿÿ ñèëüíîå óäîáðåíèå, ïîìîãàþùåå âûñâîáîæäåíèþ òàêèõ ïèòàòåëüíûõ âåùåñòâ, êàê àçîò è ôîñôîð. Êðîìå òîãî, ÷åðâè ðàçðûõëÿþò ïî÷âó, ïîçâîëÿÿ ëó÷øå ïðîíèêàòü â íåå âîçäóõó è âîäå.

Òàêèì îáðàçîì, òåñòû ïîêàçàëè, ÷òî çåìëÿíûå ÷åðâè è ñâèíîé íàâîç ïîìîãàþò âûðàùèâàíèþ ðàñòåíèé â ñìîäåëèðîâàííîì ìàðñèàíñêîì ãðóíòå, ïðè÷åì ÷åðâè ìîãóò íå òîëüêî æèòü â íåé, íî è ðàçìíîæàòüñÿ. Òàêèå ðåçóëüòàòû îáíàäåæèâàþò - âîçìîæíî, îäíàæäû ÷åëîâå÷åñòâó óäàñòñÿ âûðàñòèòü ïèùó íà Êðàñíîé ïëàíåòå. Ê ñëîâó äåëî, ïî âñåé âèäèìîñòè, íå îãðàíè÷èòñÿ ðóêêîëîé: òàê, ó÷åíûå ñîîáùèëè, ÷òî äîñòèãëè íåêîòîðûõ óñïåõîâ â âûðàùèâàíèè çåëåíîé ôàñîëè, ãîðîõà, ðåäèñà, òîìàòîâ, êàðòîôåëÿ, ìîðêîâè è êðåññ-ñàëàòà. Âñå îâîùè (èõ ïðîâåðèëè íà íàëè÷èå òÿæåëûõ ìåòàëëîâ è àëêàëîèäîâ) îêàçàëèñü ïðèãîäíûìè â ïèùó.

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