THE ANATOMY OF THE PITUITARY BODY 



body. Some of the interconnections depicted represent pos- 

 sibilities rather than probabihties inferred from correlated 



Fig. 3. — The innervation ot the pituitary body according to Roussy and Mo- 

 singer. (From Presse med., 44, 1521-23 [1936].) 



Band, opt.: optic tract; Carot.: carotid artery; Chaine Int.: cervical sympa- 

 thetic; Cps. mam.: mammillary body; Gg. cerv. sup.: superior cervical ganglion; 

 Lobe ant.: pars glandularis; Lobe int.: pars intermedia; Moelle cerv.-dors.: cervico- 

 thoracic portion of spinal cord; Vj": third ventricle; V^*^: fourth ventricle; Tuber: 

 tuber cinereum. 



/, Amygdalo-tangential* tract (olfactory-pituitary reflexes). 2, Retino-tan- 

 gential* tract (optico-pituitary reflexes), j, Pars tuberalis. ^, Pathway by which 

 pituitary can be influenced by corpus striatum and globus pallidus. 5, Subependy- 

 mal network of sensory nerves. 6, "Neurocrinie hypophyso-hypothalamique." 7, 

 Islet of glandular cells in pars neurahs. S, Tubero-hypophysial tract, g, Mammillo- 

 hypothalamic tract. 10, Thalamo-hypothalamic pathways. //, Cortico-hypothal- 

 amic pathways. I3, Decussation of descending hypothalamic pathways, /j, Hypo- 

 thalamico-hypophysial tract. //, Zone of transition. 75, Central sensory pathways. 



* Tangential or supraoptic nucleus. 



morphological-physiological experiments. An example of 



a diagram based upon such experiments is that of Figure 4. 



The function and, indeed, the morphological maintenance 



of the pars neuralis depends upon the normal flow of im- 



7] 



