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Reproductive System > Breasts > Flashcards

Breasts Flashcards

1
Q

Where are the breasts located?

A

2nd/3rd rib - 6th rib

Sternal edge - midaxillary line

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2
Q

What do the breasts lie on?

A

Deep pectoral fascia

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3
Q

How are the breasts attached to the dermis?

A

Suspensory ligament of cooper

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4
Q

How many lobules of glandular tissue are contained within each breast?

A

15-20

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5
Q

What is each lobule drained by?

A

Lactiferous duct

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6
Q

What is a lactiferous sinus?

A

The dilated portion of a duct

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7
Q

What is the location of the nipple?

A

Variable or 4th intercostal space

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8
Q

What are the four quadrants of the breast?

A

Superolateral
Superomedial
Inferomedial
Inferolateral

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9
Q

What is the axillary tail?

A

An extension of the breast tissue

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10
Q

Where is the axillary tail located?

A

Superolateral quadrant

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11
Q

What is gynecomastia?

A

Postnatal development of rudimentary lactiferous ducts in males
During midpuberty about 2/3rd of boys develop varying degrees of hyperplasia of the breasts

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12
Q

What is polymastia/amastia?

A

An extra breast/absence of breast

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13
Q

What is polythelia/athelia?

A

An extra nipple/absence of nipple

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14
Q

What is the blood supply of the breast?

A

Branches of the axillary, internal thoracic and some intercostal arteries

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15
Q

Nerves of breast

A

Anterior and lateral cutaneous branches of 4-6th intercostal nerves

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16
Q

What is breast soft tissue made up of?

A

Lobes which contain a network of glandular tissue consisting of branching ducts and secretory lobules in a connective tissue stroma

17
Q

What is stroma?

A

Dense connective tissue that surrounds the lobules of the breast
Fibrocollagenous

18
Q

What is Paget’s disease of the nipple?

A

Erosion of the nipple resembling eczema

Associated with ductal or invasive carcinoma

19
Q

Benign breast tumours

A

Fibroadenomas
Duct papillomas
Adenomas
Connective tissue tumours

Reproductive System (24 decks)

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