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51,637 Result(s)
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Article
Berichtigung
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Article
On the implantation of the human ovum and the early development of the trophoblast
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Note on a very early pathological human ovum
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Measurements of very early human embryos
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The motor nuclei and roots of the cranial and first spinal nerves of vertebrates
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The development of the gall cyst and its related ducts in the Gecko, Gymnodactylus Kotschyi
Thirty-two embryos of the Gecko,G. Kotschyi, collected on the European side of the Bosphorus, were studied for the present paper.
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The structure of the Graafian follicle as revealed by microdissection
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The development of the spleen in the Gecko, Gymnodactylus kotschyi
A study of the develo** spleen in thirty-three embryos of the Gecko, Gymnodactylus kotschyi, revealed the fact that four phases occurred. In thefirst phase the spleen anlage appears as a plate of cells on the p...
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The development of the choledochus and pancreatic ducts in the gecko, Gymnodactylus kotschyi
The development of the choledochus duct and pancreatic ducts in thirty-five embryos of the gecko, Gymnodactylus kotschyi, ranging from stages 20 to 34 (time of hatching), can be divided into four phases:
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Mechanical factors involved in the development of the viscera of the gecko, gymnodactylus kotschyi
The materials were 45 embryos which were serially sectioned and stained, and the viscera of specimens of 15 species of adult geckos. The gecko was used because it is admittedly a very primitive amniote.
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Stimulation and elimination of the anterior thalamic nuclei in man and cat
1. Stimulation of the anterior nucleus in anesthetized cats and man induces slowing or arrest of respiration. The effect upon the blood pressure in cats is variable, though a depressor effect is frequently obs...
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Experimental contribution to the duplicity theory of consciousness and perception
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The significance of the anion in active salt uptake by isolated frog skin
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Direct auscultation and recording of fetal heart sounds
Phonocardiograms recorded from a healthy five month old fetus fifteen minutes after a cesarean section showed no first heart sounds, but did show reduplicated second heart sounds. The reason why the second hea...
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Salt uptake in frog skin
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The central action of antidromic impulses in motor nerve fibres
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Synchronised activity in the Vomero-nasal nerves with a note on the function of the organ of Jacobsen
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Some observations on spinal reflexes in man
An attempt has been made to assess the functional significance of certain spinal reflexes demonstrable in man, and to consider their relationships to tendon jerks and tonus. Selected older studies have been re...
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Further studies on sodium movement in mammalian muscle
1. The efflux of Na has been followed from mammalian muscle under a variety of conditions of incubation. It is concluded that under normal circumstances (i. e. incubation in Ringer-type solution) the step cont...
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Hibernation and immunobiological reactivity