jugular veins, sympathetic chain & cervical plexus (anatomy of the neck)

JUGULAR VEINSDr.Sherif Fahmy

Anterior & External Jugular Veins

(page 14)Dr.Sherif Fahmy

Anterior facial vein

Posterior division of retromandibular vein

Posterior auricular vein

External jugular vein

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External jugular vein

Anterior jugular vein

Transverse cervical vein

Suprascapular vein

Subclavian vein

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Internal Jugular Vein (page 66)

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Course & Relations

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Beginning of internal jugular vein

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Sigmoid sinus

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Superior bulb

Inferior bulbDr.Sherif Fahmy

Internal jugular vein

Subclavian vein

Brachiocephalic vein

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RelationsDr.Sherif Fahmy

Posterior belly of digastric m.Sternomastoi

d m.

Spinal accessory n.

Descendens cervicalis

Upper deep cervical

Omohyoid m.

Lower deep cervical l.n.

Sternothyroid m.

Sternohyoid mSternomastoid

m

Superficial Relations

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Scalenus anterior m.

1st part of subclavian art.

Thyro-cervical trunk Phrenic n.

Internal jugular veinRectus capitis lateralis m.

Cervical plexus

Levator scapulae m. Scalenus

medius m.

Deep Relations

Transverse pr C1

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TributariesDr.Sherif Fahmy

Inferior petrosal sinus

Common facial vein

Lingual veinSuperior thyroid vein

Middle thyroid vein

Pharyngeal vein

Internal jugular vein

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Carotid Sheath (Page 6)A tube of deep fascia that surrounds big vessels and nerves in the neck.Attachments:Above: To tympanic plate and petrous bone.Below: To fibrous pericardium.Anterior: to pretracheal fascia. Posterior: Prevertebral fascia.Dr.Sherif Fahmy

Contents:•Common and internal carotid arteries.•Internal jugular vein.•Vagus nerve. In the upper part lower 4 cranial nerves are present in the upper part of sheath.Structures embeded:-Ansa cervicalis in anterior wall.-Sympathetic chain in posterior wall.

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Relations:1- Anterior (superficial).2- Posterior (deep).3- Medial.

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Posterior belly of digastric m.Sternomastoi

d m.

Spinal accessory n.

Descendens cervicalis

Upper deep cervical

Omohyoid m.

Lower deep cervical l.n.

Sternothyroid m.

Sternohyoid mSternomastoid m

Superficial Relations

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Longus coli m.

Scalenus anterior m.

1st part of subclavian art.

Vertebral artery

Thyro-cervical trunk Phrenic n.

Internal jugular veinRectus capitis lateralis m.

Cervical plexus

Levator scapulae m. Scalenus

medius m.

Deep Relations

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Cervical Plexus(Page 36)Dr.Sherif Fahmy

Cervical plexus

Levator scapulae m.

Scalenus medius m.

Internal jugular vein

Phrenic nerve

Cervical Plexus

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Great auricular n.Lesser occipital n.

Transverse cutaneous n. of neck

Supra-clavicular n.Dr.Sherif Fahmy

Cervical Part of Sympathetic Trunk

(Page 100)Dr.Sherif Fahmy

Internal carotid a.

Longus capitis m.

Superior sympathetic ganglion

Middle sympathetic ganglion

Inferior sympathetic ganglion

Longus coli m.

Common carotid artery (cut)

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Branches

C7C8

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