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10 Cards in this Set
- Front
- Back
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how many lobes of glandular tissue comprise the breast?
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15-20
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what part of the lobes in the breast is secretory?
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lobule
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which glands in the breast enlarge in early pregnancy?
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sebaceous
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what is the lymphatic drainage of the breast?
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75% to axillary lymph nodes, also through the thoracic wall to parasternal and mediastinal nodes
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which hormones have the greatest effect on the breast?
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gonadotropins, oestrogen, progesterone
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what is the most common cause of breast lumps in young women?
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benign fibroadenoma
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which cells of the breast does breast cancer usually arise from?
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ductal cells
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what is metaplasia?
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when a normal cell for that site changes into another normal morphology not normally seen at that site
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what is dysplasia?
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loss in uniformity of the individual cells as well as a loss in their architectural orientation
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t/f... dysplastic changes are irreversible
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false
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