ANTERIOR TRIANGLES OF THE NECK - FILL_IN_THE_BLANK FLASHCARDS

A set of fill-in-the-blank flashcards covering key topics of the anterior triangles of the neck, including boundaries, subdivisions, contents, and related anatomy.

The neck is divided into anterior and posterior triangles by the __ muscle.

sternocleidomastoid

The anterior triangle lies in front of the __ muscle.

sternocleidomastoid

The anterior boundary of the anterior triangle is the __.

median plane

The sternocleidomastoid muscle divides the side of the neck into the __ triangle.

anterior

The sternocleidomastoid muscle divides the side of the neck into the anterior and the __ triangles.

posterior

The digastric triangle floor is formed anteriorly by the __ and posteriorly by the Hyoglossus.

Mylohyoid

The roof of the digastric triangle contains the platysma, the cervical branch of the facial nerve, the transverse cutaneous nerve and the __ layer of the deep cervical fascia.

investing

In the Digastric triangle, the facial artery runs __ to the submandibular gland.

deep

The submandibular gland lies in the __ triangle.

digastric

Contents of the Digastric triangle include the Submandibular gland, Submandibular lymph nodes, and the __ artery.

facial

The facial artery is deep to the submandibular gland while the facial __ runs superficial to it.

vein

The Submental triangle is unpaired and bounded by apex at the symphysis menti and the base at the __ bone.

hyoid

Contents of the Submental triangle include Submental lymph nodes, Submental artery from the __ artery, and Submental veins forming the anterior jugular vein.

facial

The carotid triangle contains the common carotid artery and its bifurcation into the __ and external carotid arteries.

internal

The nerves in the carotid triangle include the vagus nerve and its superior laryngeal branch, spinal accessory nerve, hypoglossal nerve, and the __ trunk.

sympathetic

A deep cervical lymph node in the carotid triangle, the jugulodigastric node, is located inferior to the posterior belly of the __.

digastric

The Muscular triangle is bounded anteriorly by the __ of the neck.

anterior midline

The Muscular triangle contains the infrahyoid or strap muscles: sternohyoid, omohyoid, sternothyroid, and __.

thyrohyoid

The infrahyoid muscles are commonly referred to as the __ muscles.

strap

Geniohyoid arises from the genial tubercle of the mandible and is supplied by the __ nerve.

hypoglossal

The anterior belly of the digastric is innervated by the __ nerve.

nerve to mylohyoid

The posterior belly of the digastric is innervated by the __ nerve.

facial

Stylohyoid muscle is innervated by the __ nerve.

facial

Mylohyoid muscle is innervated by the __ nerve.

nerve to mylohyoid

The thyroid gland is covered by the __ fascia.

pretracheal

Thyroglossal duct is the embryologic tract that forms as the thyroid develops; it is the __ duct.

thyroglossal

Lingual thyroid occurs when part of the thyroid gland remains at the base of the __.

tongue

A thyroglossal cyst is mobile with swallowing and is located above or below the hyoid bone; such cysts relate to the __ bone.

hyoid

Common carotid artery divides into external and internal carotid arteries at the upper border of the __ cartilage.

thyroid

The carotid sinus is a dilatation at bifurcation containing nerve endings from the __ nerve.

glossopharyngeal

The carotid body is a chemoreceptor located posterior to the bifurcation of the __ artery.

carotid

The hyoid bone is at the level of the vertebra __.

C3