breast Flashcards

1
Q

breasts cover which ribs ?

A

2-6

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2
Q

breasts sit on top of deep fascia that covers?

A

pec major and serratus anterior

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3
Q

blood supply of breast?

A

branches of internal thoracic and lateral thoracic

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4
Q

the medial mammary branches are branches from?

A

internal thoracic

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5
Q

lateral thoracic comes off?

A

subclavian

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6
Q

where will majority of lymph drain from breast?

A

ipsilateral axillary node then to supraclavicular nodes, then to thoracic duct

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7
Q

about a quarter of lymph does not drain this way and drains to?

A

♣ Parasternal nodes.
♣ Abdominal nodes.
♣ Nodes of the contralateral breast.

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8
Q

o Are the functional unit of breast tissue and are the site of milk production?

A

lobules

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9
Q

Each lobule is composed of ?

A

o a secretory acini, which produces milk in response to prolactin.

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10
Q

The acini connect to the nipples via

A

a series of ducts

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11
Q

The largest of these ducts is the

A

lactiferous duct

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12
Q

which duct connects to the nipple surface?

A

the lactiferous duct

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13
Q

Just below the nipple there is an expansion of the lactiferous ducts called the

A

lactiferous sinus

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14
Q

a site of storage for milk.?

A

lactiferous sinus

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15
Q

what type of cells is the nipple composed of ?

A

highly pigmented keratinised epithelium

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16
Q

its the only place in the body where the sebaceous glands open up directly on to the skin

A

y

17
Q

young women have a higher proportion of what kind of tissue compared to older women?

A

they have more glandular tissue and less fat tissue - they have denser breasts

18
Q

which hormones in pregnancy cause proliferation of glandular tissue?

A

oestrogen and progesterone

19
Q

what happenst to the breasts as you get older?

A

progressive loss of glandular tissue and replacement of this with glandular tissue, leading to a loss of density

20
Q

standard protocol offered to all women who come into the breast clinic?

A

triple assessment