الفهرس 
Anatomy of human mammary glandOnly 14 pages are availabe for public view
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Abstract
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SUMMARY
Hum~n milk physiologlcBJly adaptBd for th8 promotion of
heiilth 8~d uu t rLt Lon in the newborn Lnf’ant,; All traditional
~uc~tJo8reoogni7~ th~ importeoce of bt”lt ~11k ru~ the aurvlval
of t~~ infant. A variety Df CU8~O •• and practic~B oan ba
f~und ~n many villa98 c~~m~nitiB~ fer the 8ti~u18tion and promotion
of milk aB~r~cian in th~ parturient ~Om~n.
The infanl’a Bunking pr~~ct~1l invclution of the ~tarua
~rt~r p~rlurltlun. 5u~o~~aful li~tltlcn with an unimp~lr~d
IBt-~awn rerle~ l~~d~ to adequate ~~ptring ~f th8 br88~t~ wilhOLlt
milk engorgement and le88 chance gr nipple tr8um~ ~nd,
~en~~, A decreased prDbability of craCked nipplea, infective
rnno~i~;~, Dr breast iiOiiCBe$.
1’,wl~m lIIiJk 11> 1>~~uHk••b J e 1n !ts ~lrieDil1ty. ,I:IC””IL dilt u
8uyge~t that thti vBriBbility often l~prov~s the nutri~nl u~mpuu
lLl on IIlj p u tL ’If B cllil’lp1lHr IiIdaptatill!l til the irlflHlt’J,l EJ.lluclr’l”
II”I’(JU.
MIll’y u l.u d Le u Ii••~t’ 1:I1j\,l91t.t,li thllt bt ••••”t- r-”,J l.n luu l u h~I””
]lIW’H” run rh t d Lt y and martlllit’t th.n do oUler inrBlltS. 1’1 d t f f«
IHIHIt. IH11l1allB11 sp e c re s , diffBrltnt phY:II!clo(lh: m~chsnjll,~g ~1~11’~
e vn lv url f’/I” the illllllunclag.loal of thl!luf f ep r Lnq , ln re ce n t ye a rs
a ”i dn ””I’ L”t Y hDrmOnal! hll’o’lbl/il.”n del!cribBd in twrn”rl m lLk ,
tlre i r p r ee enc e r a Ls e s the important que s t r an IHI to WIl”U’’’l’ LlJ’
not the lactating mot.ne r . In addition to provide nu t r Le nl s
~nd ”otl-infe~tive factor~, ~ight a190 e~ert ao~~ control uvur
ne ana t a I ph~Bialag~ tl1roLJgh the nedia.tion of ”r:homical me ee erigers”
ge~reted into hat milk.
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l.ct8t~~n~l perfcrmBnc8 18 related to nutrltig~j endocrine
and psyc-nologiclill rff-ctotll in ~he lIIo·ther,••••••11 all other 11180)’
f ••ctors. The nutritionsl need. pr lactation are chiefly fOT
oaloriea and n~l 80 ~uch for prot,in.. l~t ~oncentr8tlen·or
various oonstituents of mil~1 li~1I ~rotelnl, f8t, cerbohydr ••te,
calciu~ and iron ara littl~ Infl~.n~edby the n.ture and the
amount Df ~E1tllrnal d1_t ~ithln _ ~ld. tange or iritlke 8nd ower
6 prolonged period of lactation.· It~. ~nawn th.t if t~e mother’s
dIet 18 Ihadequale. ~h. output Gf ~llk will be redUCB~.
lh~ de~elDpment. growth .nd .••er.l~ry runction of t~ft
mammlry gland are dependent upcn:~~.·.t!IIIYlitlQn of 8ppo~ri8t6
hormcne~. In Bdolllllcent gJ:ll1 t~. br.~.t. develop and gro~ to
adult Bizs under the infl~~nce ·or·the sex hormones. During
pregnency th~re la 8 furth.r d.v.lop~ent of the .ecr8tQT~ ~PV~
BratU8 ur th~ gl~nd und~t th. j~’lwence of high leval~ of circul~
tlng eBtrogen~ and prD~.eterone.
~~cent inv8ell~al1o~. ~n variOUI InimBle, including mafflmala
, IIlW8 shoHn l~8 81le01.1 81I1n.il’!cllnce or materns! inf(111~
t,,’l/IIH i tl r a 1 1n t ~Hac t 1en ’-nd b Dnd lnll a~8 c.1ll111l’ in the n D”’borll
p~rio~. The mother’e deelrl to feed her infant j~ ~roused if
there is B aloBB phY8!cIl contect with him. The dlff~r~nce
b~tween the non-nursing ~o~h8r and the bre!et feeding one dep-
~nd~ in IBrge p~rt on lhs ty~e 0’ br.,at flleding practic~d,
~lthough SD~e ~ea~ureabl. 41”erence. occur even belwB8n moth-
~ra who plan to breast ’eed and thoee ~ho de not. ’heae diff-
~rehcea occur in the a~e. of ~nit.l .~perienc61 psychcphyeiol-
~~ir re8ctio~s st thG tiRe.~:ha~.ing. long~ter~ p~yc~ophyciologic.