NECK - spaces and triangles Flashcards
What does the fascia cervical superficial cover?
Basically all of the ebck, but mostly covers fat.
What does the lamina superficial/revestimiento fascia cervical profunda cover?
ECM and trapezoid muscles
What does the lamina media;pretraqueal cover?
It covers the infrahyoid/rectus muscles of the neck and has two vainas: vaina carotideo and vaina visceral
What does the vaina carotideo include?
v. jugular int
art carotid comun (caudally)//art carotid intern (craneally)
vagus nerve (X)
What does the vaina visceral contain?
Thyroid gland, trachea and oesophagus
What does the central/visceral compartment contain?
trachea, oesophagus and the thyroid glands
What is a special feature of the retropharyngeal space?
It stretches from the base of the cranium to the mediastanum. In front of it is the danger space.
What does the vascular/carotid space contain?
v. jugular int
art carotid comun (caudally)//art carotid intern (craneally)
vagus nerve (X)
covered by the carotid sheath
What does the prevertebral space contrain?
Hay una zona laterovertebral, donde se encuentran los escalenos,
y un espacio posterior, donde se encuentran los músculos de la nuca.
What are the limits of the posterior triangle ?
Anterior surface of the Trapezoid
Post surface of the ECM
the calvicle
What other triangles does the posterior triangle of the neck contain, if any?
- The occipital triangle
- the omoclavicular/supraclavicular mayor traingles.
They’re seperated by the posterior belly of the omohyoid muscle.
Where is the supraclavicular menor or the sedillot fossa?
It is found between the two origins of the ECM (clavicle and sternon).
What are the contents of the occipital traingle?
- Punto de ERB (superior third and medial third of the ECM)
- las ramas sensitivas del plexo cervical (n. occipital menor, n. cervicales transversos, nervios supraclaviculares, n.
auricular mayor). - os escalenos o los esplenios
What are the contents of the fossita de sedillot?
v. jugular interna
What are the contents of the omoclavicular triangle?
en el fondo encontramos el plexo braquial, la arteria y vena subclavia, por el hiato de los escalenos.
What are the limits of the hiato de los scalenos ?
- Anteriorly by the anterior scalene
- Posteriorly by the medial scalene
- Inferiorly by the first rib
What are the contents of the hiato de los escalenos?
- Plexo braquial
- art. subclavia
What are the limits of the hiato vertebral de waldeyer?
Medially by the longus colli
Laterally by the anterior scalene
Inferiorly by the cupula
What are the contents of the hiato vertebral de waldeyer ?
- Art. subclavia (art. vertebral)
- Vena subclavia
- Cupula pleural
- Ganglio estrellado (cadena simpatica)
- Llegada del conducto torácico
What are the limits of the rhombus of traquetomia
- Superiorly by medial border of the sternohyoid
- Inferiorly by the sternothyroid
Contents of the rhombus of traquetomia
- Larynx
- Trachea
- tracheal and larynx cartilage rings
- Thyroid glands
What traingles are in the anteorior traingle?
- Carotid triangle
- Muscular/omohyoid triangle
- Submental/submentonian
- Submaxilar /submandibular
- Beclard
- Pirigoff
What triangles are in the posterior triangle?
- occipital
- omoclavicular/supraclavicular mayor
What are the limits of the carotid triangle
- LÍMITE POSTERIOR: El borde medial del ESTERNOCLEIDOMASTOIDEO.
- LÍMITE SUPERIOR: El vientre POSTERIOR del DIGÁSTRICO.
- LÍMITE ANTERIOR (MEDIAL): El vientre SUPERIOR del OMOHIOIDEO.,
What are the contents of the carotid triangle?
- Carotid division
- Carotid body (carotid glomus)
What are the limits of the muscular/omotratracheal triangle?
Límites: m.ECM, línea media del cuello, vientre superior del omohioideo.
What are the contents of the muscular/omotratracheal triangle?
músculos rectos del cuello.
What are the limits of the submentonian triangle?
Entre los dos vientres anteriores del m.digástrico (por la parte superior)
What are the contents of the submentonian triangle?
músculo milohioideo.
What are the limits of the submandibular triangle?
- Límites: mandíbula (superior), vientre posterior del digástrico (posterior), vientre anterior del digástrico (anterior)
What are the contents of the submandibular/submaxilar triangle?
- Contenido: glándula salival submandibular o submaxilar, y con relación a ella los vasos faciales (vena y arteria).
What are the contents of the submandibular triangle?
What are the 2 subtriangles of the submentonian triangle?
There are none!
What are the 2 subtriangles of the submanibular triangle?
Beclard and pirigoff. They’re split by the stylohyoid muscle.
What are the limits of the Beclard triangle?
vientre post digástrico, hioides y m.hiogloso.
What are the contents of the Beclard triangle?
n.hipogloso (par craneal no12), el cual forma el asa cervical.
What are the limits of the Pirigoff triangle
Límites: en relación con el tendón del digástrico, m.milohioideo, n.hipogloso por encima (hace de límite).
What are the contents of the Pirigoff triangle
Contenido: arteria lingual.
What are the 2 subtriangles of the carotid triangle?
Guyon and Fabreuff. Guyon is bigger and fabreuff is part of the guyon .
What are the limits of the guyon triangle?
entre la yugular interna, el tronco venoso tirolingofacial y el nervio hipogloso.
What are the limits of the fabreuff triangle?
entre la yugular interna, el tronco venoso tirolingofacial y el vientre posterior del digástrico.
Where is the cuerpo carotideo or glomus carotideo
The carotid triangle but more specifically nearer to the internal carotid artery of the carotid bifurcation.
Where do all the lymph nodes go?
ángulo yugulo subclavio
