Jelly-fish, star-fish and sea-urchinsD. Appleton and Company, 1898 - 323 pagini |
Din interiorul cărții
Rezultatele 1 - 5 din 86
Pagina 2
... experiments required : both with the unassisted eye and with the microscope numberless points of detail, unnoticed before, became familiar to the mind ; the forms as a whole were impressed upon the memory; and, by constantly watching ...
... experiments required : both with the unassisted eye and with the microscope numberless points of detail, unnoticed before, became familiar to the mind ; the forms as a whole were impressed upon the memory; and, by constantly watching ...
Pagina
... EXPERIMENTS III . EXPERIMENTS IN STIMULATION ... ... ... : ... IV . EXPERIMENTS IN SECTION OF COVERED - EYED MEDUSÆ 10 26 10 26 37 65 V. EXPERIMENTS IN SECTION OF NAKED - EYED MEDUSÆ 104 VI . CO - ORDINATION VII . NATURAL RHYTHM ...
... EXPERIMENTS III . EXPERIMENTS IN STIMULATION ... ... ... : ... IV . EXPERIMENTS IN SECTION OF COVERED - EYED MEDUSÆ 10 26 10 26 37 65 V. EXPERIMENTS IN SECTION OF NAKED - EYED MEDUSÆ 104 VI . CO - ORDINATION VII . NATURAL RHYTHM ...
Pagina 2
... experiments required : both with the unassisted eye and with the microscope numberless points of detail , unnoticed before , became familiar to the mind ; the forms as a whole were impressed upon the memory ; and , by constantly ...
... experiments required : both with the unassisted eye and with the microscope numberless points of detail , unnoticed before , became familiar to the mind ; the forms as a whole were impressed upon the memory ; and , by constantly ...
Pagina 8
... experiments in the first instance was to obtain evidence of the very existence of nerve - tissue - all question of pain must have vanished . Whatever opinions , therefore , we may severally entertain on the vexed question of vivisection ...
... experiments in the first instance was to obtain evidence of the very existence of nerve - tissue - all question of pain must have vanished . Whatever opinions , therefore , we may severally entertain on the vexed question of vivisection ...
Pagina 4
... EXPERIMENTS III . EXPERIMENTS IN STIMULATION ... ... : PAGE 1 10 ... 26 337 IV . EXPERIMENTS IN SECTION OF COVERED - EYED MEDUSÆ 65 V. EXPERIMENTS IN SECTION OF NAKED - EYED MEDUSE 104 VI . CO - ORDINATION ... ... ... 130 VII . NATURAL ...
... EXPERIMENTS III . EXPERIMENTS IN STIMULATION ... ... : PAGE 1 10 ... 26 337 IV . EXPERIMENTS IN SECTION OF COVERED - EYED MEDUSÆ 65 V. EXPERIMENTS IN SECTION OF NAKED - EYED MEDUSE 104 VI . CO - ORDINATION ... ... ... 130 VII . NATURAL ...
Termeni și expresii frecvente
able ambulacral feet artificial rhythm Aurelia aurita become bell blocked brium cause ceased chloroform co-ordination continue contractile strip contractile tissue contraction contraction-waves covered-eyed Medusa crawling curare diastole direction discharge Echinoderm Echinodermata Echinus effect excising excitable tissues experiments fact feeble fibres forceps fresh water function ganglionic glycerine hour Illustrations induction shocks influence instance intervals irritability jelly-fish latter lithocyst locomotor centres manubrium marginal bodies marginal ganglia minutes movements muscle muscular mutilated naked-eyed Medusa natural rhythm nectocalyx nerve nerve-cells nerve-centre nerve-fibres nerve-ring nerve-trunks nervous network nervous system normal sea-water observed occur organ paralyzed pass pedicellariæ pedicels period of latent physiological plexus poison portion prepotent Professor pulsations radial tubes rays reflex reflex action removed response Sarsia seconds segments spasm species specimens spines spontaneity Star-fish strychnia suckers surface swimming motions swimming-bell systole tank temperature tentacles tentacular tetanus Tiaropsis indicans tion umbrella unmutilated animal wave whole