Which of the following is the endocrine tissue of the testes?

The surgical removal of the testis is called...........

Why are the testes situated in the scrotum,which is located outside the abdominal cavity?

In humans,the unpaired male reproductive structure is

Even with the contraction of the spermatic cord,the testes of a man are not pulled into the abdominal cavity. This is due to which of the following structures?

In the given statements,choose the incorrect one.