In the male, the urethra is subdivided into three parts; the middle portion is called the ____ urethra.
a. prostatic
b. spongy
c. cavernous
d. membranous
Question 2
The ____ is a comma-shaped structure located along the posterior border of a testis.
a. epididymis
b. straight tubule
c. scrotum
d. seminiferous tubule