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Where does the blood supply to the breast come from?
- Internal Mammary Artery
- Thoracoacromial Artery
- Various Intercostal Perforating Arteries
Where does the majority of lymph from the breast flow?
To the axillary nodes
What are the two most common routes of metastasis in the breast?
- Ipsilateral Lymph Node
- Internal Mammary Nodes
What is the predominant tissue type in the breasts of young women?
What is the predominant tissue type in older women?
What gonadal hormone stimulates growth of teh mammary glands, growth of adipose tissue (deposition of fat), and growth of lactiferous ducts?
What gonadal hormone leads to lobular growth and alveolar budding of the breasts?
The hypothalamus stimulates production of all hormones but one, which it inhibits production of. What is this hormone?
Anterior pituitary secretion of prolactin is controlled either entirely or almost entirely by an inhibitory factor formed in the hypothalamus and transported through the hypothalamic-hypophyseal portal system to the anterior pituitary gland. What is this factor? As a result, what type of medication can control hyperprolactinemia?
- Bromocriptine (dopamine agonist)
In milk let-down, suckling from the nipple stimulates the release of _________ from the pars nervosa through a neuroendocrine reflex.
Contraction of what type of cells induces milk let-down?
What type of antibodies are secreted in breast milk?
What is the most common form of hormone-secreting pituitary tumor?
Hyperprolactinemia causes inhibition of what, which is a significant cause of infertility in both men and women?
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