Muscles and osteofascial compartments of the neck, innervation. Vascular and nervous stems in the neck. MUDr. Veronika Němcová CSc.

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1 Muscles and osteofascial compartments of the neck, innervation. Vascular and nervous stems in the neck MUDr. Veronika Němcová CSc.

2 Muscles of the neck SC Dig StyloH TH SCM Hyoglossus LS ST Mm.scaleni SH OH TR

3 Neck muscles -innervation MUSCLES from the 1-st branchial arch V/3 m.mylohyoideus, m.digastricus v.a. from the 2-nd branchial arch VII m.stylohyoideus, m.digastricus, m. platysma in the superficial fascia XI - m.sternocleidomastoideus, m.trapezius infrahyoid ansa cervicalis profunda (C1-C3) m.sternohyoideus, m.sternothyroideus, m.thyrohyoideus, m.omohyoideus deep cervical muscles anterior branches of cervical nerves m.scaleni, m.longus colli, m.longus capitis, m.rectus capitis ant.+lat.

4 Neck muscles layers 1-m.platysma 2-m.sternocleidomastoideus, m.trapezius 3-mm.suprahyoidei + mm.infrahyoidei 4-mm.scaleni, m.longus capitis, m.longus colli, m.rectus capitis ant., m.obliquus capitis ant.

5 Neck fascias F.colli superficialis Spatium suprasternale Spatium pretracheale F F.colli media (pretrachealis) F.colli profunda (prevertebralis) Spatium paraviscerale Vagina carotica Spatium retroviscerale

6 Suprahyoid and infrahyoid muscles

7 Suprahyoid and infrahyoid muscles

8 Mylohyoid and geniohyoid

9 Styloid septum muscles posterior belly of digastricus stylohyoid styloglossus stylopharyngeus prestyloid space external carotid artery retrostyloid space internal carotid artery

10 Styloid septum muscles crossection SPh SG S-H SCM Di

11 Submandibular triangle Digastricus - posterior belly SH mandible hyoid bone Digastricus - anterior belly

12 Submandibular triangle hyoglossus mylohyoid

13 Submandibular triangle superficial layer V.facialis Gl.submandibularis A.facialis r.mylohyoideus A.submentalis M.mylohyoideus

14 Submandibular triangle deep layer Lingual nerve and submandibular ganglion Arcus n.xii F CI CE JI L Submandibular duct TS

15 Trigonum Pirogovi Lingual artery in the Beclard s angle

16 Beclard s angle and trig.pirogov s trigon A.lingualis

17 Trigonum submandibulare superficial layer Nodi lymfatici cervicales profundi

18 Trigonum submandibulare deep layer repetition

19 Regio colli anterior - muscles Platysma

20 Internal jugular vein and omohyoid

21 Regio colli anterior superficial and pretracheal fascia removed

22 Infrahyoid muscles

23 Infrahyoid and deep neck muscles

24 Deep neck muscles

25 Scalene muscles

26 Neck -deep layer

27 Anterior neck region

28 Anterior neck region infrahyoids removed

29 Anterior neck region infrahyoids removed Ansa cervicalis v.thyroidea inferior Arcus venosus juguli

30 Head and neck regions Trig.submentale Trig.submandibulare Trig.omotrapezium P Trig. caroticum A Trigonum omoclaviculare

31 Head and neck region carotid triangle

32

33 Trigonum caroticum borders SCM DGvp OH

34 Trigonum caroticum content C3-4 common carotid internal external External carotid artery branches: 3 anterior 2-3 posterior 1 medial 2 terminal

35 A.auricularis post Trigonum caroticum content A.occipitalis N.XII (arcus n.hypoglossi A.facialis Radix superior ansae cervicalis V.jugularis interna A.lingualis (Beclard s angle) N.laryngeus sup (z n.vagus) A.thyroidea sup. C3-4 External carotid artery branches: 3 anterior 2-3 posterior 1 medial 2 terminal

36 IJ IC SPh F L Dig TS Tongue muscles R.SCM Infrahyoids Schema of the neck muscles and vessels arrangement Vascular and nervous bundle of the neck

37 Lateral neck region Platysma Punctum nervosum (Cervical plexus general sensory branches)

38 N.occipitalis minor N.auricularis magnus V.jugularis externa N.transversus colli Nn.supraclaviculares Sternocleidomastoid region fascia colli superficialis removed

39 Omoclavicular and omotrapezoid triangle Plexus brachialis in the scalene fissure!

40 Lateral neck region deep layer 3 vertically running nerves!!! Truncus sympaticus (f.colli profunda) N.vagus (vagina carotica) N.frenicus (m.scalenus ant.) Krk zboku hluboká vrstva

41 A.transversa colli A.vertebralis Plexus brachialis Tr.thyreocervicalis A.subclavia

42 Superior thoracis aperture Tr.sympaticus N.frenicus n.vagus Plexus brachialis Ductus thoracicus a. subclavia v. subclavia VCS vv. brachicephalicae

43 repetition Superior thoracis aperture

44 Superior mediastinum crossection

45 Neck crossection repetition

46 Sources Petrovický et al., Anatomie I Grim, Základy anatomie Čihák, Anatomie I Sobotta, Atlas anatomie člověka Bertolini/Leutert, Atlas der Anatomie des Menschen Netter, Atlas Grayś Anatomy

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