A Practical Physiology: A Text-Book for Higher SchoolsBlaisdell, Albert F. (Albert Franklin)
Science
A Practical Physiology: A Text-Book for Higher Schools
Blaisdell, Albert F. (Albert Franklin)
Human physiology; Physiology
200. Other Results from the Use of Intoxicants. Other disastrous
consequences follow the use of intoxicants, and these upon the blood.
When any alcohol is present in the circulation, its greed for water
induces the absorption of moisture from the red globules of the blood,
the oxygen-carriers. In consequence they contract and harden, thus
becoming unable to absorb, as theretofore, the oxygen in the lungs.
Then, in turn, the oxidation of the waste matter in the tissues is
prevented; thus the corpuscles cannot convey carbon dioxid from the
capillaries, and this fact means that some portion of refuse material,
not being thus changed and eliminated, must remain in the blood,
rendering it impure and unfit for its proper use in nutrition. Thus,
step by step, the use of alcoholics impairs the functions of the blood
corpuscles, perverts nutrition, and slowly poisons the blood.
Illustration: Fig. 82.—The Right Axillary and Brachial Arteries, with
Some of their Main Branches.
Note. “Destroy or paralyze the inhibitory nerve center, and instantly
its controlling effect on the heart mechanism is lost, and the
accelerating agent, being no longer under its normal restraint, runs
riot. The heart’s action is increased, the pulse is quickened, an
excess of blood is forced into the vessels, and from their becoming
engorged and dilated the face gets flushed, all the usual concomitants
of a general engorgement of the circulation being the result.”—Dr.
George Harley, F.R.S., an eminent English medical author.
“The habitual use of alcohol produces a deleterious influence upon
the whole economy. The digestive powers are weakened, the appetite
is impaired, and the muscular system is enfeebled. The blood is
impoverished, and nutrition is imperfect and disordered, as shown
by the flabbiness of the skin and muscles, emaciation, or an
abnormal accumulation of fat.”—Dr. Austin Flint, Senior, formerly
Professor of the Practice of Medicine in Bellevue Medical College,
and author of many standard medical works.
“The immoderate use of the strong kind of tobacco, which soldiers
affect, is often very injurious to them, especially to very young
soldiers. It renders them nervous and shaky, gives rise to
palpitation, and is a factor in the production of the irritable or
so-called “trotting-heart” and tends to impair the appetite and
digestion.”—London _Lancet_.
“I never smoke because I have seen the most efficient proofs of the
injurious effects of tobacco on the nervous system.”—Dr.
Brown-Sequard, the eminent French physiologist.
“Tobacco, and especially cigarettes, being a depressant upon the
heart, should be positively forbidden.”—Dr. J. M. Keating, on
“Physical Development,” in _Cyclopœdia of the Diseases of
Children_.
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