Animal Locomotion: Or, Walking, Swimming and Flying, with a Dissertation on AëronauticsD. Appleton, 1893 - 264 páginas |
Dentro del libro
Resultados 1-5 de 36
Página 9
... head of the femur forming the centre of a circle the radius of which is described by the ad- vancing foot . A double rolling movement is thus established , the body rolling on the extremity the one instant , the extre- mity rolling on ...
... head of the femur forming the centre of a circle the radius of which is described by the ad- vancing foot . A double rolling movement is thus established , the body rolling on the extremity the one instant , the extre- mity rolling on ...
Página 11
... head , which is at once corrected by the complementary curve . Nor is this all ; the cephalic curve , in conjunction with the water contained within it , forms the point d'appui for the caudal curve . and vice versa . When a fish swims ...
... head , which is at once corrected by the complementary curve . Nor is this all ; the cephalic curve , in conjunction with the water contained within it , forms the point d'appui for the caudal curve . and vice versa . When a fish swims ...
Página 22
... head and neck of the bone with the axis of the body , which prevents the weight of the superstructure coming vertically upon the shaft , converts the bone into an elastic arch , and renders it capable of supporting the weight 22 ANIMAL ...
... head and neck of the bone with the axis of the body , which prevents the weight of the superstructure coming vertically upon the shaft , converts the bone into an elastic arch , and renders it capable of supporting the weight 22 ANIMAL ...
Página 23
... head of the bone , and base circumscribed by the distal extremity of the limb . ” 1 The ginglymoid or hinge - joints are for the most part spiral in their nature . They admit in certain cases of a limited degree of lateral rocking ...
... head of the bone , and base circumscribed by the distal extremity of the limb . ” 1 The ginglymoid or hinge - joints are for the most part spiral in their nature . They admit in certain cases of a limited degree of lateral rocking ...
Página 25
... head of the biceps ( 2 ) arises . e Insertion of the biceps into the radius . f Long head of the triceps ( b ) . g Insertion of the triceps into the olecranon process of the ulna . - Original . ism in muscular movements ; the several ...
... head of the biceps ( 2 ) arises . e Insertion of the biceps into the radius . f Long head of the triceps ( b ) . g Insertion of the triceps into the olecranon process of the ulna . - Original . ism in muscular movements ; the several ...
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Términos y frases comunes
action aërial albatross angle animal arms and legs arrangement artificial wave artificial wing ascends backwards bat and bird biped blades body bones Borelli Compare with fig concave depressed described downward dugong effective stroke elastic ligaments elbow-joint elevating and propelling ellipse elytra extended feet fins fish flexed flexible flexion flight flying foot force gannet glide hind horizontal direction humerus inclined planes increased insect wing joint kite less lever limbs locomotion long axis manner Marey motion move movements muscles muscular muscular system natural wing nervures oblique oscillate pectoral fins pinion porpoise portion position posterior extremities posterior margin posterior or thin produced quadruped rapidity remarkable resistance reverse right arm root rotation sail screw sea-bear shoulder-joint side speed spiral swimming tail thick margin travelling surfaces trunk twisting universal joint upward direction upwards and forwards velocity vertical vertical direction vibrate walking waved track weight wing descends