QUESTIONS 53 



Discuss the function of the spleen. 



Discuss the physiology of the thymus gland. 



What are the functions of the ovary and testis? 



What is spermin? 



What relation exists between chlorosis, menstruation, and the ovaries? 



How is the blood supply of the kidney related to its nerve supply? 



How may the secretion of urine be increased by varying the blood 

 pressure? 



How may the secretion of urine be decreased by varying the blood 

 pressure? 



What is the mechanism of urinary secretion? 



What are diuretics and how do they act? 



