Lymphatic drainage of the head and neck

Question 1

What does the lymph from the head and neck drain?

Answer 1

Lymph from head & neck drains into deep cervical nodes

situated along internal jugular vein

Question 2

The deep cervical nodes have 4 groups, namely :

Answer 2

• Anterosuperior
• Anteroinferior
• Posterosuperior
• Posteroinferior

Question 3

DEEP CERVICAL NODES - Anterosuperior group : Where does the Jugulo-digastric node lie?

Answer 3

The Jugulo-digastric node lies below the posterior belly of digastric between angle of mandible &
anterior border border of sternocleidomastoid in the triangle bounded
by posterior belly of digastric, facial vein, internal jugular vein

Question 4

What does the Jugulo-digastric node drain?

Answer 4

The Jugulo-digastric node drains tonsil

Question 5

DEEP CERVICAL NODES - Posteriorinferior group : Where does the Jugulo-omohyoid node lie?

Answer 5

The Jugulo-omohyoid node lies above the intermediate tendon of omohyoid

Question 6

What does the Jugulo-omohyoid node drain?

Answer 6

The Jugulo-omohyoid node drains the tongue

Question 7

Name the efferent of the left and right jugular lymph trunks.

Answer 7

Jugulo-omohyoid node

Jugulo-digastric node

Question 8

What does the left jugular lymph trunk drain into?

Answer 8

The left jugular lymph trunk drains into the thoracic duct

Question 9

What does the right jugular lymph trunk drain into?

Answer 9

The right jugular lymph trunk drains into the right lymphatic duct/
Angle between internal jugular & subclavian
veins

Question 10

The peripheral nodes are arranged in 2 circles, namely :

Answer 10

Deep[inner] circle and superficial[outer] circle

Question 11

List the nodes in the superficial[outer] circle.

Answer 11

• Occipital
• Anterior cervical
• Superficial cervical
• Mandibular[facial]
• Submandibular
• Submental
• Buccal
• Preauricular[parotid]
• Postauricular[mastoid]

Question 12

List the nodes in the deep[inner] circle.

Answer 12

Prelaryngeal
Pretracheal
Paratracheal
Retropharyngeal

Question 13

PERIPHERAL NODES… Outer Circle - Where do the buccal nodes lie?

Answer 13

The buccal nodes lie on the buccinator

Question 14

PERIPHERAL NODES… Outer Circle - Where do the mandibular nodes lie?

Answer 14

The mandibular nodes lie at the lower border of

mandible

Question 15

Buccal & mandibular nodes afferents :

Answer 15

From the cheek & lower eyelids

Question 16

Buccal & mandibular nodes efferents :

Answer 16

Anterosuperior group

Question 17

Where do the occipital nodes lie?

Answer 17

The occipital nodes lie in the apex of the posterior triangle of
neck

Question 18

Occipital nodes afferents :

Answer 18

From the occipital region of

scalp

Question 19

Occipital nodes efferents :

Answer 19

Posteroinferior group

Question 20

Where do the anterior cervical nodes lie?

Answer 20

The anterior cervical nodes lie along the anterior jugular vein

Question 21

Anterior cervical nodes afferents :

Answer 21

From the skin of anterior part of

neck below hyoid bone

Question 22

Anterior cervical nodes efferents :

Answer 22

Deep cervical nodes of both

sides

Question 23

Where do the superficial cervical nodes lie?

Answer 23

The superficial cervical nodes lie along the

Question 24

What does the superficial cervical node drain?

Answer 24

The superficial cervical nodes drain the lobule of auricle, floor of
external acoustic meatus, skin over
lower parotid region, angle of jaw

Question 25

Superficial cervical nodes efferents :

Answer 25

Deep cervical nodes

Question 26

Where do the postauricular[mastoid] nodes lie?

Answer 26

The postauricular[mastoid] nodes lie on the mastoid process

Question 27

What do the postauricular[mastoid] nodes drain?

Answer 27

The postauricular[mastoid] nodes drain a strip of scalp just abobe & behind auricle, upper1/2 of medial surface &
margin of auricle, posterior wall of external acoustic meatus

Question 28

Postauricular[mastoid] nodes efferents :

Answer 28

Postero-superior group

Question 29

PERIPHERAL NODES… Inner Circle - Where do the prelaryngeal nodes lie?

Answer 29

The prelaryngeal nodes lie on the cricothyroid membrane

Question 30

Where do the pretracheal nodes lie?

Answer 30

The pretracheal nodes lie in front of the trachea below the isthmus of the thyroid gland

Question 31

Prelaryngeal and pretracheal nodes afferents :

Answer 31

• From anterior cervical nodes, from larynx, trachea,

* Isthmus of thyroid gland

Question 32

Prelaryngeal and pretracheal nodes efferents :

Answer 32

To the deep cervical nodes

Question 33

Where do the paratracheal nodes lie?

Answer 33

The paratracheal nodes lie on the sides of the trachea and esophagus along the recurrent laryngeal nerves

Question 34

Paratracheal nodes afferents :

Answer 34

From the esophagus, trachea, larynx

Question 35

Paratracheal nodes efferents :

Answer 35

To the deep cervical nodes

Question 36

Where do the retropharyngeal nodes lie?

Answer 36

The retropharyngeal nodes lie in front of the prevertebral fascia and behind the buccopharyngeal fascia of the pharynx

Question 37

Retropharyngeal nodes afferents :

Answer 37

From the pharynx, auditory tube, soft palate, hard palate, nose

Question 38

Retropharyngeal nodes efferents :

Answer 38

To the upper deep cervical nodes