Digestive
Digestive System.—the Animals Which We Have Thus Seen To Be Endowed. With So Various And Formidable Means For Seizing And Over Coming The Struggles Of A Living Prey Are Pro Vided With Adequate Weapons For Completing Its Destruction, And Preparing It For Deglutition. These Consist Of A Pair Of Strong, ...
Dreaming
Dreaming. We Have Hitherto Spoken Of Sleep In Its Most Complete Or Profound Form,— That Is, The State Of Complete Unconsciousness. But With The Absence Of Consciousness Of External Things, There May Be A State Of Mental Activity, Of Which We Are More Or Less Distinctly Conscious At The Time, ...
Echinodermata
Echinodermata, Echinus Corium,) Fr. Echinodermcs. A Class Of Invertebrate Animals Belonging To The Di Vision Radiata Or The Cycloneurose Sub-king Dom. The Most Familiar Examples Of Them Are The Common Sea-urchin And Star-fish. In These The Skin Is Covered With Prickles, A Circumstance From Which The Class Has Received Its ...
Effects Of
Effects Of Vanrous Other Causes Of Fication In External Agents. The Effects Of External Heat And Cold On The Sensations And On The System In General Are Not Altogether Dependent On Degrees Of Temperature. Even At The Same Degree Atmospheric Effects Are Often Very Different, Being Principally Influ Enced By ...
Elasticity
Elasticity (germ. Springkrtft, Fe Derkruf T) Is That Property Of Natural Bodies In Virtue Of Which They Admit Of Change Either Of Size Or Form From The Application Of External Force, Resuming, Upon The Suspension Of That Force, Their Proper Shape Or Volume. Though Elasticity Is A Purely Physical Pro ...
Elbow Articulation Of Tii
Elbow (articulation Of Tii Rivxcer, Cubitus ; Fr. Coude ; Germ. Elbogen ; Elbow Or Humero-cubital Articulation Is An Angular Ginglynius Formed By The Inferior Articular Extremity Of The Os Humeri And The Superior Articular Extremities Of The Radius And Ulna, The Surfaces Of Which Are, In The Recent State, ...
Enchondroma
Enchondroma. Enchondroma (from Sma,spots, Cartilagi Nous,) Is The Name Recently Proposed By Miller For A Species Of Cartilaginous Growth, Not Unknown To Previous Observers, But By Many Surgical Writers Confounded, Under The Erroneous Name Of " Cartilaginous Exestosis" (erroneous, If For No Other Reason, Because The Formation In Question May ...
Endosmosis
Endosmosis, (14or, Intus, Arobtoc, Im Pulsus).—accitlent Having Mademe Acquainted With The Fact That A Small Animal Bladder, Con Taining An Organic Fluid, Became Considerably Distended By Remaining For Some Time Plunged In Water, And That The Water Even Expelled The Thicker Fluid Contained Within The Bladder, When There Was A ...
Entozoa
Entozoa, (rrroc, Intus, Animal,) O-rgoyyon, Itxcltnioli, C, Arist. Et Antiq. Vers Intestinaur, Cuv. 1:ntehttintha, Splanchnelmintha, Zeder. The Term Enrozoa, Like The Term Infitsoria, Is Indicative Of A Series Of Animals, Associated Together Chiefly In Consequence Of A Similarity Of Local Habitation ; Which In The Present Class Is The Internal ...
Erectile Tissue
Erectile Tissue, (tela Erectilis ; Fr. Tissu Erectile ; Germ. Das Erectile, Oder Schwell Bare Gewebe,) A Structure Composed Prin Cipally Of Bloodvessels, Intimately Interwoven With Nervous Filaments. This Tissue In Its Ordi Nary State Is Soft, Flaccid, And Spongy ; But When Influenced By Various Causes Of Excite Ment, ...
Exercise
Exercise. - Muscular Exertion Increases The Frequency Of The Pulse More Than Any Other Cause, As Will Sufficiently Appear By The Following Quotation From Bryan Robinson.* " The Pulse, In A Minute, Of A Man Lying, •- Sitting Standing, Or Walking At The Rate Of Two C Miles In An ...
Extra Vascular Tissues
Extra-vascular Tissues. Epithelium.— On Cicatrising And On Fistulous Surfaces, On The Inner Wall, Or Amid The Con. Tents, Of Cysts, As A Coating For Hsematomata, And As A Lining For New Vessels, Tessellated Epithelium Occurs As A Purely Adventitious Product. The Retained And Accumulating Epidermis Forming Corns And Callosities, Or ...
Extremity
Extremity, (in Human Anatomy), Mem Brum, Artus ; Gr. 'amos, Xotor; Fr. Ex Trenzia, Menibre ; Germ. Gliedmasscn ; Ital. Membro. This Term Is Used To Denote Certain Appendages Most Manifest In The Vertebrated Classes Of Animals, Employed As Instruments Of Prehen Sion, Or Support, Or Motion, Also Occasionally Employed ...