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"the House We Live In."

"the House We Live In." image
Parent Issue
Day
12
Month
September
Year
1873
Copyright
Public Domain
OCR Text

Wondere at homo by fatniliarity cease to excite astoiiis'r.ment ; and thence it happens that many know but little about "tho house we live in" - the human body We look ".pon a house froui the oniside, just as a whole or unit, never thinking of the runny rooms, the curieus pn8SHfr'R, and the ingeinous internal arraneeinents of the tiouse, or of the wondei'ful structnre of the man, the harinony and adaptation of all its parta. Ie the human skeleton, about the time of maturity, are 165 boin-. The ïnuscles are about 500 in tinmber. The length of the alimentary canal is about thirty-two fet. Tho Hinount of hlood in an adult averages thirty pounds, or full ona fifth of the entire wpifcnt. Tbe heart is six inches in length and l'our inches in diameter, and beats seventy tirneB per minute, 4 200 times per hour, 100,800 times p r day 96,772,000 times per year, 2, 5(55, 410,000 in threescore and ten, and at i;.ch beat lwo and a half niiiioos are thmwn out of it, 175 ounces per minute. 656 pounds per hour, sevn and three-fourtli tons per day. All the bloort iii the body passes throngh the beurt ii three minutes. This little oiga by its ceaseless industry, In the aüoted span The Psalmist gave to man. lift the euormous weight of 370,700,200 tons. The lungs will contain about one gallon of HÏr, at their usual degree of inflation. We breiithe on an average 1,200 tiineR per hour, inhale 600 gallons of air or 24,000 gallons per day. The nygregato surfaee of the air cells of the lurgs exceeds 20,000 square inches, an area very nearly equal to tho floor of a room twelve ! feet square. Mr Josh Billings philosophically reinarlts that we lafF at sheep bekauze when one of thetn leads th way all the rest follow, however ridikilus it may be : and I suppose the sheep laff when they , se as do the vcry saine thing.

Article

Subjects
Old News
Michigan Argus