## Cn?icrdn FOUR FIGURES This study was undei-takcn by tlie first-named autlior as part of a eomparatire investigation of the vnseu1arit~-of the hypophysis in representative vertebrates. A s circumstarices
Vascularity in the brain of the frog (Rana pipiens)
โ Scribed by E. Horne Craigie
- Publisher
- John Wiley and Sons
- Year
- 1938
- Tongue
- English
- Weight
- 943 KB
- Volume
- 69
- Category
- Article
- ISSN
- 0021-9967
No coin nor oath required. For personal study only.
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## Abstract Histochemical characteristics of the integumentary mucous glands of the leopard frog (__Rana pipiens__) are described so that their role in water balance can be better understood. Mucus is acidic, due to its content of sulfate and carboxylic acids. The carbohydrate moiety contains perio
Small crenulated erythrocytes appear in the circulation of Rana pipiens during metamorphosis, increase in number as metamorphosis proceeds and gradually lose their wrinkled appearance. At the end of metamorphosis the entire red cell population has been replaced by these new cells. Thyroxine induces