Bassett Collection of Stereoscopic Images of Human Anatomy

Dissection of anterior and lateral regions of neck

Larynx; nerve supply to cricothyroid muscle, left anterolateral view

Image #77-3

KEYWORDS: Muscles and tendons, Peripheral nervous system, Throat.

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Higher resolution images are available for a fee. Contact Drew Bourn, PhD, MLIS.

Dissection of anterior and lateral regions of neck
Larynx; nerve supply to cricothyroid muscle, left anterolateral view
The left inferior constrictor muscle of the pharynx has been reflected from its origin.
1 . Sublingual gland (mandible removed)
2 . Mylohyoid muscle
3 . Anterior belly digastric muscle (turned inferiorly to expose nerve supply)
4 . Left cartilaginous plate of thyroid
5 . Oblique line of thyroid cartilage (covered by tendinous band for attachment of muscles)
6 . Prelaryngeal lymph node
7 . Upper pointer: Straight part of cricothyroid muscle Lower pointer: Oblique part of cricothyroid muscle
8 . Clavicle right
9 . Mylohyoid nerve
10 . Internal carotid artery
11 . Upper pointer: Superior laryngeal artery Lower pointer: External carotid artery
12 . Hypoglossal nerve (XII)
13 . Upper pointer: Internal branch superior laryngeal nerve Lower pointer: Superior horn thyroid cartilage
14 . Sympathetic trunk
15 . Longus capitis muscle
16 . Thyrohyoid membrane
17 . Superior thyroid artery
18 . External branch of superior laryngeal nerve
19 . Inferior pharyngeal constrictor muscle (reflected)
20 . Common carotid artery
21 . Vagus nerve (X)
22 . Inferior horn thyroid cartilage
23 . Anterior scalene muscle
24 . Upper pointer: Inferior laryngeal nerve Lower pointer: Trachea
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