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13 Cards in this Set
- Front
- Back
What is the dividing line of the Anterior and Posterior Triangles?
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Sternocleidomastoid
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Define the borders of the Posterior Triangle
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- Anterior: post border of SCM
- Posterior: Anteriro border of trapezius - Inferior: middle 1/3 of clavicle - Base: Clavicle -Apex: where 2 mm meet on superior nuchal line of occipital bone |
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What is the roof of the Posterior Triangle?
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1) Deep fascia
2) Superficial Fascia 3) Platysma 4) Superficial vein 5) Cutaneous nn 6) Skin |
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What is the floor of the Posterior Triangle?
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What is the contents of the Posterior Triangle?
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What is the location of the External Jugular Vein in the Posterior Triangle?
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- 5 cm superior to clavicle on a oblique line.
- empties into subclavian about 2cm superior to clavicle |
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Where does the 3rd part of the subclavian artery lie?
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1) It lies a finger breadth superior to the clavicle
2) Opposite lateral border of the scalene ms |
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Where is the Transverse Cervical Artery lie?
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It runs laterally across the posterior triangle 2- 3 cm above the clavicle
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Where does the suprascapular artery lie?
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Runs inferiorly and laterally across the inferior posrtion of the triangle, just superior to the clavicle
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Where does the occipital artery lie?
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It lie at the apex of the posterior triangle.
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How is the Posterior Triangle subdivided?
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Dividing line is the omohyoid ms.
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How is the Posterior Triangle subdivided?
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Dividing line is the omohyoid ms.
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What are the two subdivisions of the posterior triangle called?
What are their contents? |
1) Occipital Triangle
- Occipital Artery is at the apex - Accessory Nerve (CNXI) runs across - Larger of the two subdivision 2) Supraclavicular Triangle - AKA Subclavian triangle -Subclavian runs deep - Ext Jugular v and suprascapular a cross triangle - Area defined by the supraclavicular fossa |