lymphatics of head Flashcards

1
Q

Left sided lymph nodes drain into where?

A

Thoracic duct

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2
Q

Right sided lymph nodes drain into where?

A

Right lymphatic duct

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3
Q

Preauricular drains which 3 areas

A

Lateral scalp, face and ear

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4
Q

Postauricular drains which 2 areas

A

scalp and ear

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5
Q

Occipital drains where?

A

Scalp

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5
Q

Submental drains where? (4)

A

Chin
Tip of tongue
Central part of lower lip
Lower incisors

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5
Q

Submandibular drains where? (4)

A

Forehead
Face
Anterior 2/3rds tongue
Upper and lower teeth

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6
Q

What drains to deep cervical nodes?

A

Posterior 3rd of tongue

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7
Q

Deep cervical nodes are located where?

A

Along carotid sheath and internal jugular vein

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8
Q

How does drainage from anterior 2/3rd of tongue vary depending on location of lesion in this area?

A

A central lesion will drain bilaterally to both submandibular lesions
A peripheral lesion will drain to submandibular gland on that side only (unilateral)

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9
Q

landmarks for levels of neck

A

hyoid bone and cricoid cartilage

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10
Q

Neck regions above hyoid

A

Ia
Ib
II
Va

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11
Q

Neck regions between hyoid and cricoid

A

III
IV
Vb

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12
Q

Neck regions below cricoid

A

IV and VII

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13
Q
A
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