CHAPTER VII
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ECONOMY OF, THE BODY
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II. UTILISATION AND EMISSION OF ENERGY
IT may seem a little strange to speak of solid food-materials
and bodies as the possessors of energy, but unless we have
some“commonïmeasure
impossible ”to realise how food
into Work 'The-,diVision
building
'=of‘tähe body and movement of*the muscles cari all be Seen
bythe eye, but if we try topicture the relations}hipsÇinspace
_
and
converts one cell into two,
solid food into components of the blood and
_
makes a muscle contract—we have to fall back upon some
—
conœption that is not to be appreciated by the senses. This
is the idea of energy, and bodies are storehouses of energy,
.
and these can be measured more or less accurately by physical
standards.
We have now to examine the structures and
;
organs of shes that are employed in the utilisation of
energy;
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…
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I. _REGULATING SYSTEM
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,
—;
of recent years, especially from the
physiologica—l Side, have revealed that -_ the body of living
than Was formerly dreamt of. ' We,
'
'
have been accüstonie‘d ;to
of the directingand con—
_
‘
power of thenerve4centr‘es, the Obedient setViCe
,
the muscles under that power, and the roving commiSSiOns
;
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,
'
of the blood and lymph, but a more
has
:
been recognised—one is not sure Whetherit Stands above or
…
between
agencies, but it issonietlng that is présent —
:
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140
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