Fig. 8.173 Vagus nerve [X] in the anterior triangle of the neck.
Fig. 8.174 Accessory nerve [XI] in the posterior triangle of the neck.
Fig. 8.175 Hypoglossal nerve [XII]. A. Surgical view of hypoglossal nerve in anterior triangle of the neck. B. Diagram.
Hyoglossus muscleExternal carotidarterySuperior root ofansa cervicalisSuperior thyroid arteryInternal jugular veinInternal jugularveinPosterior belly ofdigastric muscle (cut )Stylohyoid muscleSternocleidomastoidbranch of occipital arteryHypoglossal nerveHypoglossal nerveSternocleidomastoid branchof occipital arteryPosterior belly of digastric muscleOccipital arteryAB
Fig. 8.176 Transverse cervical nerve in the anterior triangle of the neck.
Fig. 8.177 Ansa cervicalis.
Hypoglossal nerveC1C3C2Superior root of ansa cervicalisInferior root of ansa cervicalisOmohyoid muscle(superior belly)Sternohyoid muscleSternothyroid muscleThyrohyoid muscleOmohyoid muscle(inferior belly)
Fig. 8.178 Thyroid gland in the anterior triangle of neck. A. Anterior view. B. Transverse view. C. Ultrasound scan—compound axial view of the neck. D. Ultrasound scan—axial view of the neck. E. Nuclear medicine scan—normal thyroid uptake of pertechnetate in the neck.
Fig. 8.179 Vasculature of the thyroid: anterior view.
Fig. 8.180 Superior and inferior thyroid arteries and left and right recurrent laryngeal nerves and thyroid and parathyroid glands. A. Posterior view. B. Surgical (anterolateral) view of parathyroid gland with left lobe of thyroid retracted.
BLeft lobe of thyroid glandParathyroid gland
Fig. 8.181 Surgical view of left lobe of enlarged thyroid (goiter) retracted to show close association with recurrent laryngeal nerve.
Left lobe of thyroid glandLeft recurrent laryngeal nerve
Fig. 8.182 Ectopic parathyroid adenoma in superior mediastinum. Noncontrast hybrid single photon emission computed tomography/computed tomography (SPECT/CT). A. Transverse view. B. Sagittal view. C. Coronal view.
Fig. 8.183 Borders of the posterior triangle of the neck.
Sternocleidomastoid muscleTrapezius muscleOmoclavicular orsubclavian triangleOccipital triangleHyoid bonePosteriortriangleSuperior belly ofomohyoid muscleInferior belly of omohyoid muscle
Fig. 8.184 Muscles of the posterior triangle of the neck.
Sternocleidomastoid muscleClavicleInferior belly of omohyoid muscleAcromion ofscapulaTrapezius muscleAnterior scalene muscleMiddle scalene musclePosterior scalene muscleLevator scapulae muscleSplenius capitis muscle
Fig. 8.185 External jugular vein in the posterior triangle of the neck.
Fig. 8.186 Arteries in the posterior triangle of the neck.
Trapezius muscleMiddle scalene muscleTransverse cervical arteryBrachial plexusSuprascapular artery3rd part of subclavian arteryPhrenic nerveAnterior scalene muscleSubclavian veinExternal jugular veinInternal jugular veinClavicle1st part of subclavian arteryVagus nerveCommon carotid arteryThyrocervical trunkInferior thyroid arterySternocleidomastoid muscle