Human Kidney
Human Kidney We Now Proceed To Give A Detailed Account Of The Anatomy Of The Human Kidney, With Such Facts In The Minute Structure Of The Gland In Certain Of The Lower Animals As Serve To Throw Light Upon The Structure And Office Of This Important Organ In Man. Form.—the ...
Hyalea
Hyalea. — The Two Fins Are Supported Upon A Fleshy Neck, Enclosed Between The Two Lobes Of The Mantle (fig. M. 3, C), Which Latter (fig. 114. 3, G, H, K) Correspond Accurately With The Valves Of The Shell, Beyond The Edges Of Which They Protrude All Around, And Which ...
Hydrozoa
Hydrozoa. The Hydrm Are To Be Met With Abun Dantly In Summer Time In Almost Every Pond Or Ditch, And May Easily Be Collected Along With The Duck-weed Or Other Aquatic Plants Among Which They Reside. On Filling A Glass Jar With The Water In Which They Reside, And Allowing ...
Hypertrophy And Atrophy
Hypertrophy And Atrophy, (vvsg, Super,a,priv., And 7g694,,nutrio),(in Morbid Ana Tomy). When Any Organ Or Tissue Has Acquired A Certain Increase Of Developement, Without Any Manifest Alteration Of Its Natural Structure, It Is Said To Be In The State Of Hypertrophy— The Increase Being Due To A Greater Activity Of The ...
I Anatomy
I. Anatomy. — The Weberian Corpuscle Occurs Only In The Class Mamtnalia, Where We Meet With A Greater Complication Of The Sexual Apparatus Than In Any Other Group Of The Vertebrata. Thus The Mammalia Are The Only Vertebrate Animals Whose Females Possess A Real Vagina And Uterus. What We Desig ...
I Course Of The
I. Course Of The Blood In Alan. The Organs Of Circulation Consist Of The Heart, Arteries, Veins, And Capillary Vessels. We Refer The Reader To The Articles On These Different Organs For All Details Relative To Their Anatomical Structure. In Man And Warm-blooded Animals There Are Two Passages Through The ...
I Distinctive Characteristics Of
I. Distinctive Characteristics Of Man. By Cuvier And Nearly All Modern Zoologists, The Various Races Of Mankind Are Included Under One Genus, Homo ; And This Genus Takes Rank, In The Classification Of Mam Malia, As A Distinct Order, Bimana, Of Which It Is The Sole Representative. Of All The ...
I European Nations
I. European Nations. - The Collective Body Of European Nations, With The Excep Tion Of The Lapps, Present A Great Uniformity In Physical Characters ; For Although Minor Differences Exist Among Their Subordinate Groups, They All Possess The Elliptical Cranium; The Symmetrical Form, The Xanthous Com Plexion, And The Flowing ...
I General
I. General Views.—we Shall Define Life To Be The State Of Action Peculiar To An Or Ganised Body Or Organism. This State Com Mences With The First Production Of The Germ; It Is Manifested In The Phenomena Of Growth And Reproduction ; And It Terminates In The Death Of The ...
I Human Anatomy
I. Human Anatomy. Situation. —the Pancreas Is So Placed That For Its Display It Is Necessary To Open The Ca Vity Of The Great Omentum. This May Be Done Either By Dividing The Gastro-hepatic Omentuin And Depressing The Stomach, Or By Detaching The Gastric Layer Of The Epiploon And Turning ...
I Optical Principles Governing
I. Optical Principles Governing Tile Construction Of Microscopes. All Microscopes, Except Those Which Operate By Reflection (to Be Hereafter Noticed), Depend For Their Operation Upon The Influence Of Convex And Concave Lenses On The Course Of The Rays Of Light Passing Through Them. This Influence Is The Result Of The ...
I Prox I Mate Analysis
I.-prox I Mate Analysis. As The Limits Of This Article Preclude The Pos I;bility Of My Entering Into Detail Upon The !rdinary Operations Of Analysis, A Task Happily .nidered Unnecessary By The Excellent Manuals 'e Possess On The Subject, I Shall Limit Myself .) A Few Remarks On Processes Connected ...
I White Fibrous
I. White Fibrous °roans.- Organiza Lion. This Consists Of A Union Of White Or Grayish Fibres More Or Less Distinct Accord Ing To The Part In Which They Are Examined ; Thus They Are Very Apparent In Most Of The Ligaments, In The Fascia, In The Periosteum, And In Many ...
I The Function Of
I. The Function Of Reproduction Rally Considered. 1. Introductory Remarks.—the Process By Which The Young Of Animals Are Formed Has; From The Earliest Periods Of Science, Always Been An Object Of Peculiar Interest And Atten Tion To Inquirers Into The Functions Of Animated Beings. Scientific Men As Well As The ...
In Tile
In Tile Male.—the Urethra, Or Uro-sexual Canal, Is The Canal By Which The Urine, The Secre Tion Of The Testes, Of The Prostate And Cowper's Glands, With That Of The Vesiculm Seminales,are Discharged. It Commences At The Opening In The Anterior Part Of The Neck Of The Bladder, And Terminates ...
Inclination Of The
Inclination Of The Pelvis.-by Making, In A Well-formed Subject, A Direct Vertical Section Of The Spinal Column, And Drawing A Line Through The Centres Of The Bodies Of The Axis And Last Lumbar Vertebra, And By Com Paring With The Transverse Plane Of Such A Pelvis To The Vertebral Column ...
Induration Matter
Induration-matter, Coagulable Lymph, Destined To Remain In The Condition Of Induration-matter, Becomes More And More Opaque And Solid, And Acquires An Imperfect Fibrous Character (as Mr. Gul Liver First Showed) From Simple Condensation Of The Original Fibrillated Fibrin, And Indepen Dently Of Cell-formation. The Fibres Become Thicker, And Run More ...
Inferior Tibio Fibular Articulation
Inferior Tibio-fibular Articulation. —this Articulation Is Intimately Connected With That Of The Ankle, From Which, Although Anatomically Distinct, It Cannot Virtually Be Separated. The Tibia And The Fibula, At The Lower Part Of The Leg, Are Closely Connected For A Consider Able Portion Of Their Extent. The Tibia Pre Sents, ...
Influence Op Sleep On
Influence Op Sleep On Tiie Production Of Ileat. In The Course Of The Twenty-four Hours The Body Is In Two Very Different And In Some Sort Opposite States — The States Of Sleeping And Watching. These Two States Are Principally Contrasted In The Energy And Weakness Of The Nervous System: ...
Influence Of Seasons Tn
Influence Of Seasons Tn Tue Tion Of Animal Iieat. The Temperature Of An Animal Is The Result, 1st, Of The Heat Which It Produces ; 2d, Of That Which It Receives ; 3d, Of That Which It Loses. The Proportion Of Heat Which Is Lost Depends On Two Principal Conditions, ...
In Physical And Psychical
General Survey Of The Diversities, In Physical And Psychical Charac Ters, Presented By The Different Races Of Mankind. If It Were Possible To Bring Together Under One View, Characteristic Examples Of Every Type Of Human Conformation Which The Pro Gress Of Ethnological Research Has Hitherto Made Known, It Would Be ...