Viscera of the Neck

Overview

Neck muscles play key roles in movement, swallowing, posture and respiration. This section introduces the major muscular groups and their coordinated functions.

Key Structures

Topics include anterior, posterior and lateral cervical muscles, outlining their attachments, innervation and contribution to head and neck movement.

Clinical Relevance and Learning Focus

Understanding cervical muscle anatomy assists in evaluating neck pain, torticollis, swallowing issues and airway positioning. It supports musculoskeletal and neurological assessment.

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Illustration showing the three subdivisions of the pharynx: nasopharynx, oropharynx, and laryngopharynx, along with their borders.

The Pharynx

Posterior view of the intrinsic muscles of the larynx, highlighting the arytenoid muscle.

The Larynx

  • The Larynx
  • Laryngeal Ligaments and Folds
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The Thyroid Gland

Diagram showing the posterior aspect of the thyroid gland, highlighting the typical location of the parathyroid glands.

The Parathyroid Glands

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Diagram illustrating the circumflex scapular artery passing through the triangular space into the posterior scapular region.
Anatomical Areas

The Triangular Space

by Dr Oliver Jones

Illustration showing the deep branch of the radial nerve piercing the supinator muscle, identified as the posterior interosseous nerve.
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Posterior Interosseous Nerve

by Dr Oliver Jones

Diagram illustrating the superior and inferior branches of the oculomotor nerve within the orbit.
The Cranial Nerves

The Oculomotor Nerve (CN III)

by Navin Leanage