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22 Cards in this Set

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Mammary glands
are modified sudoriferous glands that produce milk.
loe over the pectoralis major and serratus anterior muscle
Mammary glands
(internal anatomy)
Suspensory (coopers) ligaments
Lobules (compartments)
Suspensory (coopers) ligaments
strands of conn. tissue run btwn. the skin and deep fascia and support the breast
become looser with age and excessive strain.
Lobules (compartments)
Alveolar clusters of milk secreting cells
Secondary tubules
Mammary ducts
Lactiferous sinus
Lactiferous duct
Alveolar clusters of milk secreting cells
embedded in conn. tissue
Secondary tubules
Milk flows to ________ ______ → mammary ducts
Mammary ducts
near nipple
expand to form sinuses
Lactiferous sinus
where milk can be stored before being drained into a Lactiferous duct
Lactiferous duct
typically carries milk from one of the lobes to the exterior
closely spaced openings of ducts where milk emerges
Mammary glands
(external anatomy)
nipple
areola
nipple
one pigmented projection of each breast
areola
circular pigmented area of skin surrounding the nipple
appears rough because of modified sebacceous glands
Mammary glands
(Function)
Production, secretion, and ejection of milk
assoc. with pregnancy and birth
Lactation
Secretion or formation of milk by the mammary glands
Control of lactation
Prolactin (PRL)
Oxytocin (OT)
Prolactin (PRL)
Es. stimulates milk production - also requires progesterone and estrogen
Oxytocin (OT)
Stimulates milk ejection
Genital tubercle
before differentiation, all embyros have an elevated midline swelling
Penis
Clitoris
Homologous structures?
Scrotum
labia majora
Homologous structures?
Corpus spongiosum
Bulb of vestibule
Homologous structures?
Bulbourethral gland
bartholins gland
Homologous structures?