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Anatomy > Breast > Flashcards

Breast Flashcards

1
Q

what causes the inversion of the nipple in breast cancer?

A

contraction of lactiferous ducts

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2
Q

Peau d’ orange

A

interference with the lymphatic drainage of the breast

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3
Q

Larger dimpling

A

shortening of cooper’s ligament

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4
Q

Location of Breast Carcinoma

A

Upper lateral quadrant

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5
Q

Winging of scapula

A

long thoracic nerve

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6
Q

difficulty in horizontal extension of upper extremities

A

thoracodorsal nerve

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7
Q

loss of sensation on the upper inner aspect of arm

A

intercostal nerve

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8
Q

difficulty in lifting her child, flapping her arms, and doing arm wrestling

A

medial pectoral nerve

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9
Q

Blood supply of the breast

A
  1. internal thoracic artery from subclavian artery
  2. lateral thoracic and thoracoacromial artery from axillary
  3. posterior intercostal from thoracic aorta
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10
Q

Venous drainage of the breast

A
  1. lateral thoracic and thoracoacromial vein to axillary vein
  2. internal thoracic vein
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11
Q

Lateral Quadrant of Breast Lymph Drainage

A

axillary LN

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12
Q

Medial Quadrant of Breast Lymph Drainage

A

Parasternal Nodes

Opposite breast

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13
Q

Composition of axillary lymphnodes

A 
Level 1
a. anterior/pectoral
b. posterior/scapular
c. lateral/humeral
Level 2
a. central
Level 3
a. Apical
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14
Q

Inferior Quadrant of Breast Lymph Drainage

A

Sub diaphragmatic inferior phrenic lymph nodes

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15
Q

Motor Innvervation of diaphragm

A

Phrenic Nerve

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16
Q

sensory innervation of diaphragm

A

Central - phrenic

Peripheral - intercostal nerves

17
Q

Thoracic duct empties into

A

left brachiocephalic vein

18
Q

Drainage of right lymphatic duct

A
  1. right side of head and neck
  2. right side of thorax
  3. right upper limb
19
Q

Caval opening

20
Q

Contents of the Caval Opening

A
  1. IVC

2. Right Phrenic Nerve

21
Q

Aortic opening

22
Q

Contents of the Aortic opening

A
  1. Aorta
  2. Thoracic Duct
  3. Azygous Vein
23
Q

Esophagial Opening

24
Q

contents of the Esophageal opening

A
  1. esophagus

2. vagus nerve

Anatomy (22 decks)

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