Tadpoles of the grass frog (Rana temporaria) and moor frog (Rana arvalis) avoid zones with elevated ammonia concentration

On the structural and phyletic origin of

On the structural and phyletic origin of the aminergic nerves of the hypophysis of frog tadpoles (Rana temporaria) with special reference to pars distalis

✍ Stig Aronsson; Anders Enemar 📂 Article 📅 1981 🏛 John Wiley and Sons 🌐 English ⚖ 630 KB

## Abstract With the aid of lesion experiments and the Falck‐Hillarp fluorescence technique, it is shown that the aminergic nerves of the hypophysis, including pars distalis, originate in the caudal hypothalamus and reach the gland via a fibre tract in the floor of tuber cinereum. However, some con