Anterior & Lateral Neck

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alison.cygan
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311531
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Anterior & Lateral Neck
Updated:
2015-11-15 19:45:14
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neck
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Anterior & Lateral Neck
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  1. Carotid Sheath Contents: (8)
    • Common Carotis Aa.
    • Internal Carotid Aa.
    • Internal Jugular V.
    • Vagus N.
    • Deep cervical lymph nodes
    • Carotid Sinus N.
    • Sympathetic Nerve Fibers
    • Pars of Ansa Cervicalis
  2. What is the most superficial muscle of the neck?
    Platysma
  3. Superficial Muscles of Neck? (3)
    • Platysma
    • Sternocleidomastoid
    • Trapezius
  4. Anterior Border:
    Posterior Triangle
    Posterior Border SCM
  5. Posterior Border:
    Posterior Triangle
    Anterior Border Trapezius
  6. Inferior Border/Base:
    Posterior Triangle
    Middle 1/3 clavicle
  7. Apex:
    Posterior Triangle
    Where SCM & Trapezius meet - superior nuchal line
  8. Roof:
    Posterior Triangle
    Investing layer of deep cervical fascia
  9. Floor:
    Posterior Triangle
    Muscles covered by prevertebral layer fascia
  10. Muscles: (5)
    Posterior Triangle
    • Splenius Capitis
    • Levator Scapulae
    • Middle Scalene
    • Posterior Scalene
    • Small part of Anterior Scalene
  11. Vessels: (7)
    Posterior Triangle
    • Occipital A. (Br. of External Carotid)
    • Transverse Cervical A.
    • External Jugular V.
    • Suprascapular A.
    • 3rd Part of Subclavian A. & V.
    • Lateral branches of Thyrocervical Trunk
  12. Nerves: (5)
    Posterior Triangle
    • Spinal Accessory N. (CN XI)
    • Trunks of Brachial Plexus
    • Branches of Cervical Plexus
    • Suprascapular N.
    • Phrenic N. - innervation to diaphragm
  13. Lymph Nodes:
    Posterior Triangle
    Superficial & Deep Cervical Nodes
  14. The Posterior Triangle of the neck is divided into what 2 triangles by the Omohyoid?
    • Occipital Triangle
    • Subclavian (Omoclavicular) Triangle
  15. Anterior Border:
    Anterior Triangle
    Median Line of Neck
  16. Posterior Border:
    Anterior Triangle
    Anterior Border of SCM
  17. Superior Border:
    Anterior Triangle
    Inferior Border of Mandible
  18. Apex:
    Anterior Triangle
    Jugular (Suprasternal) Notch
  19. Roof:
    Anterior Triangle
    • Platysma
    • Subcutaneous tissue
  20. Floor:
    Anterior Triangle
    • Pharynx
    • Larynx
    • Thyroid Gland
  21. The Anterior Triangle is divided into what 4 triangles?
    • Submandibular
    • Submental
    • Carotid
    • Muscular
  22. Contents: (5)
    Submandibular Triangle
    • Submandibular Gland
    • Submandubular Lymph Nodes
    • Hypoglossal N. (CN XII)
    • Facial A.
    • Facial V.
  23. Inferior Boundary of Submental Triangle?
    Hyoid Bone
  24. Lateral Boundary of Submental Triangle?
    Anterior Belly of Digastric muscle
  25. Floor of Submental Triangle?
    Mylohyoid muscles
  26. Boundaries of Carotid Triangle?
    • Omohyoid
    • Digastric
    • Anterior Border of SCM
  27. Contents: (10)
    Carotid Triangle
    • Carotid Sheath (8 contents)
    • Carotid Sinus (baroreceptor)
    • Carotid Body (chemoreceptor)
  28. Boundaries of Muscular Triangle?
    • Omohyoid
    • Anterior Border of SCM
    • Median Plane of Neck
  29. Contents: (7)
    Muscular Triangle
    • Infrahyoid muscles
    •     -Sternohyoid
    •     -Omohyoid
    •     -Sternothyroid
    •     -Thyrohoid
    • Thyroid Gland
    • Parathyroid Gland
    • Viscera
  30. Vessels: (8)
    Anterior Triangle
    • Common Carotid Aa.
    • Internal Carotid Aa.
    • External Carotid Aa.
    • Lingual A.
    • Facial A.
    • Maxillary A.
    • Superficial Temporal A.
    • Internal Jugular V.
  31. Nerves: (4)
    Anterior Triangle
    • Transverse Cervical N. (C2-3)
    • Hypoglossal N. (CN XII)
    • Glossopharyngeal N. (CN IX)
    • Vagus N. (CN X)
  32. Which artery is located between the anterior & middle scalenes?
    Subclavian A.
  33. Which plexus roots emerge between the anterior & middle scalenes?
    Brachial Plexus
  34. Which vein runs anterior to the anterior scalene?
    Subclavian V.
  35. Which artery runs medial to the anterior scalene?
    Vertebral A.
  36. 3 Layers of the viscera of the neck?
    • Endocrine
    • Respiratory
    • Alimentary
  37. Which glands are located in the Endocrine Layer? (2)
    • Thyroid Gland
    • Parathyroid Gland
  38. What structures are located in the Respiratory Layer? (2)
    • Larynx
    • Trachea
  39. What 2 structures are located in the Alimentary Layer?
    • Pharynx
    • Esophagus
  40. Which muscle covers the cricoid cartilage of the larynx?
    Cricothyroid

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