1.1 Regions and Compartments of the Head and Neck Flashcards Preview

Semester 4- Head and Neck > 1.1 Regions and Compartments of the Head and Neck > Flashcards

Flashcards in 1.1 Regions and Compartments of the Head and Neck Deck (20):
1

List the borders of the posterior triangle in the neck:
Anterior
Posterior
Inferior
Roof
Floor

Anterior: posterior border of SCM
Posterior: anterior border of trapezius
Inferior: Middle 1/3rd of clavicle
Roof: Investing layer of fascia
Floor: Prevertebral layer of fascia

2

List the borders of the anterior triangle in the neck:
Superior
Lateral
Medial

Superior: mandible
Lateral: medial border of SCM
Medial: imaginary line down midline

3

List some of the contents found in the anterior triangle of the neck?

Common carotid artery
Internal jugular vein
CN 7, 9, 10 and 12
4 suprahyoid muscles
4 infrahyoid muscles

4

List some of the contents found in the posterior triangle of the neck

External jugular vein
Subclavian vein
Transverse cervical vein
Suprascapular vein
Distal subclavian artery
Accessory nerve
Cervical plexus
Inferior belly of omohyoid muscle

5

Which muscle splits the posterior triangle into the occipital and subclavian triangles?

Inferior belly of Omohyoid

6

Name the 4 suprahyoid muscles

Stylohyoid
Digastric
Mylohyoid
Geniohyoid

7

Name the 4 infrahyoid muscles

Omohyoid
Sternohyoid
Thyrohyoid
Sternothyroid

8

Name the 4 subdivisions of the anterior triangle

Submandibular triangle
Carotid triangle
Submental triangle
Muscular triangle

9

List the borders of the carotid triangle in the neck:
Superior
Inferior
Lateral

Superior: posterior belly of digastric
Inferior: Superior belly of omohyoid
Lateral: Medial border of SCM

10

List the contents of the carotid triangle

Bifurcation of the common carotid to the internal and external carotid arteries
Internal jugular vein
CN 12 and 10

11

List the borders of the submental triangle :
Inferior
Medial
Lateral
Base

Inferior: Hyoid bone
Medial: Midline
Lateral: Anterior belly of digastric
Base: Mylohyoid muscle

12

What structures lie in the submental triangle?

Submental lymph nodes

13

List the borders of the submandibular triangle:
Superior
Anterior
Posterior

Superior: body of mandible
Anterior: Anterior belly of digastric
Posterior: Posterior belly of digastric

14

What structures lie in the submandibular triangle?

Submandibular salivary gland
Lymph nodes
Facial artery
Facial vein

15

List the borders of the muscular triangle:
Superior
Medial
Supero-lateral
Inferolateral

Superior: hyoid bone
Medial: Midline
Supero-lateral: Superior belly of omohyoid
Inferolateral: Inferior SCM

16

What structures lie in the muscular triangle?

Infrahyoid muscles
Pharynx
Thyroid
Parathyroid

17

What structures lie in the carotid sheath?

Common carotid artery
Internal jugular vein
Vagus nerve
Deep cervical lymph nodes

18

List the branches of the external carotid arteries in the neck

Superior thyroid
Ascending pharyngeal
Lingual
Facial
Occipital
Posterior auricular
Maxillary
Superficial temporal

19

Which two veins fuse to form the external jugular vein

Posterior auricular vein and the retromandibular vein

20

What nerve supplies all the muscles of facial expression?

Facial nerve